The 150kVA Single Phase Pole Mounted Transformer is a reliable and efficient distribution transformer designed for overhead power distribution networks. It is mainly used to step down medium-voltage electricity from utility distribution lines to low-voltage power suitable for residential, commercial, agricultural, and light industrial applications.
ZISHENG 150kVA Single Phase Pole Mounted Transformer adopts advanced transformer manufacturing technology, high-quality electrical materials, and strict quality control procedures to ensure stable performance, excellent energy efficiency, and long service life under various outdoor operating conditions.
With a compact structure, easy installation, and strong environmental adaptability, this transformer is widely used by utility companies, power distribution contractors, and infrastructure developers in global markets.
Product Structure
1. High-Quality Magnetic Core
The transformer uses high-grade grain-oriented silicon steel sheets to manufacture the magnetic core. The optimized core design improves magnetic efficiency and reduces energy losses during operation.
Core Features:
- Low no-load loss
- High magnetic permeability
- Reduced operating temperature
- Low operating noise
- Improved energy efficiency
- Stable long-term performance
The high-quality core structure helps reduce electricity consumption and improves the overall reliability of the distribution system.
2. Durable Single Phase Winding Design
The 150kVA pole mounted transformer uses high-quality copper or aluminum winding conductors according to customer requirements.
The winding structure is professionally designed to provide:
- Excellent electrical conductivity
- Strong mechanical strength
- High short-circuit resistance
- Stable voltage output
- Reliable insulation performance
- Good overload capability
Advanced winding technology ensures the transformer can operate safely under different load conditions.
3. Oil Insulation and Cooling System
The transformer adopts a sealed oil-filled structure, using transformer oil as both an insulating and cooling medium.
Advantages include:
- Excellent insulation performance
- Efficient heat dissipation
- Stable operation under outdoor conditions
- Long service life
- Reliable performance in harsh environments
The oil preservation structure helps prevent moisture contamination and improves transformer durability.
4. Robust Tank Design
The transformer tank is manufactured from high-quality steel with corrosion-resistant treatment to withstand outdoor installation environments.
Tank features:
- Strong mechanical structure
- Weather resistance
- Anti-corrosion capability
- Leakage prevention design
- Long-term outdoor durability
It is suitable for installation on utility poles in various climates.
Main Product Advantages
1. Reliable Power Distribution Performance
The 150kVA Single Phase Pole Mounted Transformer provides stable voltage conversion for overhead distribution systems.
Advantages:
- Stable power output
- High operational reliability
- Efficient voltage transformation
- Suitable for continuous operation
It helps ensure reliable electricity supply for end users.
2. High Energy Efficiency
The transformer is designed with low-loss materials and optimized electromagnetic performance.
Energy-saving features:
- Reduced no-load loss
- Reduced load loss
- Improved efficiency
- Lower operating costs
- Energy-saving operation
This helps utilities reduce transmission and distribution losses.
3. Excellent Outdoor Adaptability
Designed for outdoor applications, the transformer can operate reliably under different environmental conditions.
Suitable for:
- High-temperature regions
- High-humidity areas
- Dusty environments
- Coastal areas
- Rural power networks
Special protection solutions can be customized according to project requirements.
4. Compact Structure and Easy Installation
The pole-mounted design provides installation flexibility and reduces the need for large ground space.
Benefits:
- Compact size
- Easy pole installation
- Reduced infrastructure requirements
- Convenient maintenance access
- Suitable for overhead distribution networks
5. Strong Overload and Short-Circuit Capability
The transformer structure is designed to withstand temporary overload conditions and electrical impacts.
Features:
- Reinforced winding structure
- Strong mechanical strength
- Reliable thermal performance
- Improved system stability
Product Applications
1. Residential Power Supply
The 150kVA Single Phase Pole Mounted Transformer is commonly used for residential electricity distribution.
Applications:
- Rural residential areas
- Housing communities
- Village electrification projects
- Remote power supply systems
It provides safe and stable electricity for household loads.
2. Utility Distribution Networks
Suitable for electric utility companies and distribution projects.
Applications:
- Overhead distribution lines
- Local power networks
- Rural electrification programs
- Regional grid expansion projects
3. Agricultural Applications
The transformer is widely used in agricultural power systems.
Applications include:
- Farms
- Irrigation systems
- Agricultural processing facilities
- Greenhouses
Providing reliable power for agricultural operations.
4. Commercial and Small Industrial Loads
Suitable for small-scale commercial and industrial applications.
Applications:
- Small workshops
- Retail facilities
- Small factories
- Service buildings
5. Infrastructure Projects
Used in various infrastructure development projects:
- Remote communities
- Construction sites
- Public facilities
- Temporary power supply systems
Technical Characteristics
The 150kVA Single Phase Pole Mounted Transformer offers:
- Single-phase power distribution capability
- High efficiency operation
- Reliable insulation system
- Strong outdoor durability
- Low maintenance requirements
- Long service life
- Flexible customization options
Technical parameters can be customized according to local grid standards and customer project requirements.
Manufacturing Quality Control
ZISHENG applies strict quality control throughout the production process.
Manufacturing procedures include:
- Raw material inspection
- Core manufacturing inspection
- Winding production control
- Tank welding inspection
- Oil leakage testing
- Electrical performance testing
- Final factory inspection
Each transformer is tested before shipment to ensure safe and reliable operation.
Customization Capability
ZISHENG provides customized 150kVA Single Phase Pole Mounted Transformer solutions according to different project requirements.
Customization options include:
- Primary voltage
- Secondary voltage
- Frequency (50Hz / 60Hz)
- Copper or aluminum winding
- Transformer oil type
- Tap changer configuration
- Lightning protection accessories
- Mounting accessories
- Special environmental protection design
Why Choose ZISHENG 150kVA Single Phase Pole Mounted Transformer?
- Professional transformer manufacturer
- Advanced production technology
- High-quality raw materials
- Strict quality inspection system
- Reliable outdoor performance
- Customized engineering solutions
- Competitive factory pricing
- Global export experience
The 150kVA Single Phase Pole Mounted Transformer is an ideal solution for overhead distribution networks, providing safe, efficient, and reliable power conversion for residential, agricultural, commercial, and utility applications worldwide.
| Parameter |
Technical Specification |
| Product Type |
Single Phase Pole Mounted Distribution Transformer |
| Rated Capacity |
150kVA |
| Phase |
Single Phase |
| Rated Frequency |
50Hz / 60Hz |
| Installation Type |
Pole Mounted / Overhead Installation |
| Cooling Method |
ONAN (Oil Natural Air Natural) |
| Insulation Medium |
Transformer Oil |
| Primary Voltage |
6.6kV / 10kV / 11kV / 13.8kV / 15kV / 20kV / 22kV / 33kV (Optional) |
| Secondary Voltage |
120V / 240V / 230V / 400V / 415V / Customized |
| Voltage Regulation |
Customized according to grid requirements |
| Winding Material |
Copper / Aluminum |
| Core Material |
Grain-Oriented Silicon Steel Sheet |
| Core Type |
Step-Lap Core / Customized |
| Connection Method |
Single Phase Two-Winding |
| Tap Changer |
Off-Circuit Tap Changer (Optional) |
| Tap Range |
±2×2.5% / ±5% |
| Insulation Class |
Class A / Customized |
| Temperature Rise |
65K / Customized |
| Oil Tank Type |
Corrugated Tank / Sealed Tank |
| Oil Preservation Method |
Fully Sealed Type |
| Protection Level |
Outdoor Weather Protection |
| Short-Circuit Impedance |
4% ±10% (Customized) |
| Lightning Impulse Withstand |
According to IEC standards |
| Noise Level |
Low Noise Design Available |
| Operating Temperature |
-25°C to +40°C |
| Altitude |
≤1000m (Higher altitude customization available) |
| Relative Humidity |
≤95% |
| Applicable Standard |
IEC 60076 / ANSI / IEEE / Customer Standards |
| Service Life |
More than 20 years under normal operating conditions |
Electrical Performance Specifications
| Item |
Description |
| Rated Capacity |
150kVA continuous power distribution capability |
| Voltage Conversion |
Medium voltage to low voltage distribution |
| Efficiency |
High-efficiency design with reduced energy losses |
| No-Load Loss |
Designed according to energy efficiency requirements |
| Load Loss |
Optimized according to rated capacity |
| Voltage Regulation |
Stable output voltage under variable loads |
| Overload Capability |
Suitable for temporary overload operation |
| Short-Circuit Capability |
Strong mechanical resistance against fault current |
| Insulation Performance |
Reliable oil-paper insulation system |
Mechanical Specifications
| Item |
Technical Specification |
| Tank Structure |
Corrugated steel tank with anti-corrosion treatment |
| Mounting Method |
Pole-mounted installation |
| Bushing Type |
Porcelain / Polymer bushing |
| Enclosure Protection |
Outdoor weather-resistant design |
| Sealing Method |
Fully sealed structure to prevent moisture entry |
| Surface Treatment |
Anti-rust coating and protective painting |
| Lifting Structure |
Designed for safe transportation and installation |
| Grounding Terminal |
Standard grounding connection provided |
Environmental Specifications
| Item |
Specification |
| Installation Environment |
Outdoor overhead distribution system |
| Temperature Adaptability |
Suitable for hot and cold climates |
| Humidity Resistance |
Suitable for high-humidity environments |
| Dust Resistance |
Designed for outdoor operating conditions |
| Corrosion Resistance |
Optional enhanced protection for coastal areas |
| Wind and Weather Resistance |
Designed for long-term outdoor operation |
Optional Technical Configurations
ZISHENG can customize the 150kVA Single Phase Pole Mounted Transformer according to different utility and project requirements.
Electrical Customization
- Customized primary voltage
- Customized secondary voltage
- 50Hz / 60Hz frequency selection
- Copper or aluminum winding
- High-efficiency low-loss design
- Special impedance requirements
Protection Accessories
Optional accessories include:
- Lightning arrester
- Drop-out fuse
- Surge protection device
- Oil level indicator
- Pressure relief device
- Temperature indicator
- Grounding accessories
Structural Customization
Available options:
- Different tank designs
- Special mounting brackets
- Customized bushing arrangement
- Outdoor anti-corrosion coating
- High-temperature environmental design
- Coastal protection treatment
Compliance and Testing
The transformer can be manufactured and tested according to:
- IEC 60076 standards
- ANSI standards
- IEEE requirements
- Customer-specific technical specifications
Factory testing includes:
- Winding resistance test
- Voltage ratio test
- Polarity test
- Insulation resistance test
- Dielectric withstand test
- No-load loss test
- Load loss test
- Oil leakage test
- Final inspection
Note: The above technical specifications are reference parameters. Final transformer design will be confirmed according to customer voltage requirements, local grid standards, installation conditions, and project specifications.
ZISHENG provides professional customization services for the 150kVA Single Phase Pole Mounted Transformer according to different utility requirements, grid standards, installation environments, and application conditions. Through flexible design options, the transformer can be optimized for residential power supply, rural electrification, commercial distribution, and industrial applications.
1. Voltage Customization
The transformer voltage configuration can be customized according to local power grid requirements.
Available options include:
Primary Voltage (High Voltage Side)
- 6.6kV
- 10kV
- 11kV
- 13.8kV
- 15kV
- 20kV
- 22kV
- 33kV
Secondary Voltage (Low Voltage Side)
- 120V
- 230V
- 240V
- 380V
- 400V
- 415V
- Customized voltage levels
Additional options:
- Special voltage ratio
- Dual voltage output
- Customized tap settings
2. Winding Material Customization
ZISHENG offers different winding material solutions based on customer requirements.
Copper Winding
Advantages:
- Excellent electrical conductivity
- Lower power losses
- Better thermal performance
- Strong short-circuit resistance
- Longer service reliability
Suitable for:
- Utility distribution networks
- Industrial applications
- High-reliability projects
Aluminum Winding
Advantages:
- Cost-effective solution
- Lightweight structure
- Good electrical performance
- Suitable for general distribution systems
3. Frequency Customization
The transformer can be designed according to different power system frequencies:
This ensures compatibility with various international electrical networks.
4. Core Design Customization
The magnetic core can be optimized according to efficiency and operating requirements.
Available options:
- High-quality grain-oriented silicon steel core
- Low-loss core design
- Step-lap core structure
- Energy-saving core configuration
Benefits:
- Reduced no-load losses
- Lower operating temperature
- Improved transformer efficiency
- Longer service life
5. Transformer Oil and Insulation Customization
Different insulation solutions can be selected according to environmental requirements.
Options include:
- Standard mineral transformer oil
- High-performance insulation oil
- Environment-friendly insulating fluid (optional)
- Enhanced moisture protection design
Benefits:
- Improved insulation performance
- Better heat dissipation
- Increased operational reliability
6. Tank Structure Customization
The transformer tank can be customized for different outdoor environments.
Available options:
- Corrugated steel tank
- Fully sealed tank
- Reinforced tank structure
- Anti-corrosion coating
- Coastal protection treatment
Suitable for:
- Tropical climates
- High-humidity areas
- Coastal environments
- Dusty regions
7. Protection Accessory Customization
ZISHENG can provide various protection accessories according to customer requirements.
Optional accessories include:
- Lightning arrester
- Drop-out fuse
- Surge protection device
- Pressure relief device
- Oil level indicator
- Oil temperature indicator
- Grounding accessories
- Protective covers
These options improve transformer safety and operational monitoring.
8. Tap Changer Customization
Different voltage adjustment solutions are available.
Options:
- Off-circuit tap changer
- ±2×2.5% tap adjustment
- ±5% tap adjustment
- Customized tap range
This helps maintain stable output voltage under different grid conditions.
9. Bushing and Terminal Customization
The transformer connection system can be customized according to installation requirements.
Options include:
- Porcelain bushings
- Polymer bushings
- Different bushing ratings
- Customized terminal arrangement
- Special cable connection solutions
10. Mounting Structure Customization
According to different installation environments, ZISHENG provides customized mounting solutions.
Options include:
- Pole mounting brackets
- Different installation dimensions
- Customized lifting structure
- Special fixing accessories
Suitable for:
- Utility poles
- Rural distribution networks
- Urban overhead power systems
11. Environmental Adaptation Customization
The transformer can be specially designed for harsh operating environments.
Customization options:
- High-temperature resistance
- High-humidity protection
- Anti-corrosion treatment
- Dust-resistant design
- Tropical climate adaptation
- High-altitude operation design
These solutions improve reliability under challenging conditions.
12. Energy Efficiency Customization
For customers requiring reduced operating costs, ZISHENG provides optimized energy-saving solutions.
Options include:
- Low-loss core materials
- Optimized electromagnetic design
- Reduced no-load loss
- Reduced load loss
- High-efficiency transformer design
Benefits:
- Lower electricity consumption
- Reduced operating costs
- Improved power system efficiency
13. Standards and Documentation Customization
The transformer can be manufactured according to different market requirements.
Applicable standards:
- IEC 60076
- ANSI standards
- IEEE requirements
- Customer-specific specifications
Available documents:
- Technical drawings
- Factory test reports
- Quality certificates
- Product specifications
- Inspection records
14. Complete Project Customization Service
ZISHENG provides professional technical support for complete transformer solutions.
Services include:
- Technical parameter confirmation
- Product configuration recommendation
- Customized engineering design
- Production monitoring
- Factory testing
- Export documentation support
With flexible customization capabilities, the 150kVA Single Phase Pole Mounted Transformer can be configured to meet the requirements of utility companies, power distribution contractors, rural electrification projects, and infrastructure developments worldwide, ensuring safe, efficient, and reliable power distribution.
ZISHENG provides professional packing and shipping solutions for the 150kVA Single Phase Pole Mounted Transformer to ensure safe transportation, product protection, and smooth delivery to customers worldwide. Considering the outdoor installation characteristics and heavy electrical equipment requirements, every transformer is carefully packaged and secured before shipment.
The complete logistics process is managed according to international export standards, protecting the transformer from vibration, impact, moisture, and environmental factors during transportation.
1. Professional Export Packaging
Strong Wooden Case Packaging
The 150kVA Single Phase Pole Mounted Transformer is packed using durable export-grade wooden packaging when required for international transportation.
Packaging features:
- High-strength wooden frame
- Shock-resistant structure
- Moisture-proof protection
- Dust protection
- Secure internal fixing
- Suitable for long-distance transportation
The reinforced packaging helps prevent damage during loading, unloading, and overseas transportation.
2. Transformer Protection Before Packing
Before shipment, ZISHENG performs detailed protection procedures to ensure the transformer remains in excellent condition.
Protection measures include:
- Complete factory inspection
- Surface cleaning and protection
- Bushing protection
- Terminal protection
- Accessory fixing
- Moisture-proof wrapping
- Protective covering
Special attention is given to bushings, accessories, and external components to prevent transportation damage.
3. Accessories Packaging
Transformer accessories are carefully packed and labeled to ensure easy installation at the project site.
Typical accessories include:
- Lightning arrester (if equipped)
- Drop-out fuse (if equipped)
- Mounting accessories
- Technical documents
- Spare components
- Installation accessories
All accessories are checked and packed according to customer requirements.
4. Packaging Identification
Each package is clearly marked with important information for transportation and installation.
Package markings include:
- Product name
- Transformer model
- Rated capacity
- Serial number
- Net weight
- Gross weight
- Package dimensions
- Lifting instructions
- Handling symbols
- Customer information
Clear identification helps ensure proper handling throughout the logistics process.
5. Transportation Methods
ZISHENG provides flexible transportation solutions according to project location, delivery requirements, and customer preferences.
Sea Transportation
Sea freight is commonly used for international transformer shipments.
Suitable for:
- Overseas utility projects
- Large infrastructure projects
- International distribution networks
Advantages:
- Cost-effective
- Suitable for long-distance delivery
- Supports container transportation
Road Transportation
Suitable for domestic and regional deliveries.
Applications:
- Factory-to-port transportation
- Project site delivery
- Regional power projects
Advantages:
- Flexible scheduling
- Door-to-door delivery options
- Convenient site access
Rail Transportation
Available for suitable inland transportation routes.
Advantages:
- Stable transportation performance
- Suitable for heavy electrical equipment
- Reliable delivery capability
6. Loading and Handling Procedures
ZISHENG follows professional loading procedures to ensure transportation safety.
Loading steps include:
- Checking lifting points
- Using suitable lifting equipment
- Securing transformer position
- Preventing collision and movement
- Confirming transportation stability
Proper handling procedures reduce risks during transportation.
7. Export Documentation
ZISHENG provides complete shipping documents to support customs clearance and project installation.
Standard documents include:
- Commercial invoice
- Packing list
- Certificate of origin
- Factory test report
- Quality inspection certificate
- Technical specification documents
- Shipping documents
Additional documentation can be provided according to customer and destination country requirements.
8. Delivery Process
The complete delivery process includes:
- Technical specification confirmation
- Production arrangement
- Factory testing and inspection
- Packaging preparation
- Shipping arrangement
- Transportation coordination
- Delivery to customer or project site
ZISHENG coordinates production and logistics to ensure reliable delivery schedules.
9. Global Export Capability
With international transformer supply experience, ZISHENG provides professional shipping services to customers in:
- Africa
- South America
- Southeast Asia
- Central Asia
- Middle East
- Other global markets
The company understands different regional transportation requirements and provides suitable packaging solutions for each destination.
Safe Packaging, Reliable Delivery
Through strict packaging standards and professional logistics management, ZISHENG ensures every 150kVA Single Phase Pole Mounted Transformer arrives safely and is ready for installation.
Reliable packing and shipping services provide customers with confidence in receiving high-quality transformer equipment for utility distribution networks, rural electrification projects, commercial applications, and infrastructure developments worldwide.
ZISHENG performs comprehensive manufacturer testing on every 150kVA Single Phase Pole Mounted Transformer before shipment to ensure reliable electrical performance, mechanical strength, and long-term outdoor operating stability.
Through strict quality control procedures and advanced testing equipment, each transformer is inspected and tested to verify that it meets customer specifications, international standards, and utility project requirements.
1. Raw Material Inspection
Before production begins, all major transformer materials are inspected to ensure quality and reliability.
Inspection items include:
- Silicon steel core material
- Copper or aluminum conductor quality
- Transformer oil quality
- Insulation materials
- Steel tank materials
- Bushings and accessories
Only qualified materials are used for manufacturing to ensure stable transformer performance.
2. Core Quality Inspection
The transformer core is inspected during the manufacturing process to ensure efficient magnetic performance.
Inspection includes:
- Core material quality
- Core stacking accuracy
- Lamination alignment
- Insulation between core sheets
- Core grounding condition
This helps reduce no-load losses and improves energy efficiency.
3. Winding Inspection
The winding system is carefully inspected to ensure electrical reliability.
Inspection items include:
- Winding dimensions
- Conductor quality
- Winding compression condition
- Insulation structure
- Connection accuracy
The inspection ensures strong mechanical performance and reliable operation under load conditions.
4. Tank Manufacturing Inspection
The transformer tank is inspected to ensure mechanical strength and oil sealing performance.
Testing includes:
- Tank welding quality inspection
- Surface coating inspection
- Corrosion protection inspection
- Oil leakage prevention inspection
- Pressure resistance verification
This ensures long-term outdoor durability.
5. Oil Leakage Test
The oil tank undergoes strict sealing inspection before shipment.
The test verifies:
- Tank sealing performance
- Welding reliability
- Oil leakage prevention
- Pressure resistance
This ensures safe operation and prevents insulation problems caused by oil leakage.
6. Winding Resistance Test
The winding resistance test verifies the electrical characteristics of the transformer windings.
The test measures:
- High-voltage winding resistance
- Low-voltage winding resistance
- Phase balance
- Connection quality
It helps identify manufacturing defects and ensures stable current transmission.
7. Voltage Ratio Test
The voltage ratio test confirms that the transformer provides accurate voltage conversion.
The test verifies:
- Primary voltage ratio
- Secondary voltage output
- Tap position accuracy
- Voltage regulation performance
This ensures compatibility with customer power distribution systems.
8. Polarity and Phase Relationship Test
For single-phase pole mounted transformers, polarity testing is performed to confirm correct electrical connection.
Testing includes:
- Polarity verification
- Terminal identification
- Phase relationship confirmation
This ensures safe installation and proper connection within distribution networks.
9. Insulation Resistance Test
The insulation resistance test evaluates the condition of the transformer insulation system.
The test verifies:
- Winding insulation quality
- Electrical safety performance
- Insulation reliability
- Moisture resistance
This helps prevent insulation failure during operation.
10. Dielectric Withstand Test
The dielectric test verifies the ability of the insulation system to withstand electrical stress.
Testing includes:
- High-voltage withstand test
- Winding-to-ground insulation test
- Insulation performance evaluation
This ensures safe operation under normal and abnormal voltage conditions.
11. No-Load Loss and No-Load Current Test
The no-load test evaluates transformer core performance when the secondary side is open.
The test measures:
- No-load loss
- No-load current
- Core efficiency
Benefits:
- Confirms energy-saving performance
- Verifies core manufacturing quality
- Ensures low operating losses
12. Load Loss and Impedance Test
The load test evaluates transformer performance under rated operating conditions.
Testing includes:
- Load loss measurement
- Short-circuit impedance measurement
- Voltage regulation verification
This confirms:
- Operating efficiency
- Load capacity
- Electrical stability
13. Temperature Rise Test (Optional)
Temperature rise testing can be performed for projects requiring enhanced thermal performance verification.
The test evaluates:
- Temperature rise under load
- Heat dissipation performance
- Cooling system efficiency
This ensures reliable operation in high-temperature environments.
14. Protection Accessory Inspection
If equipped with additional accessories, ZISHENG performs functional inspection.
Inspection includes:
- Lightning arrester condition
- Fuse accessory installation
- Oil level indicator
- Pressure relief device
- Grounding components
This improves transformer safety and operational reliability.
15. Final Factory Acceptance Inspection
Before shipment, each transformer undergoes final inspection.
Final checks include:
- Product appearance
- Nameplate verification
- Technical parameter confirmation
- Accessory completeness
- Test data review
- Packaging condition
Only qualified products are approved for delivery.
Manufacturer Test Documents
ZISHENG provides complete factory documentation, including:
- Factory test report
- Routine inspection records
- Technical specification sheet
- Quality certificate
- Product compliance documents
Reliable Factory Quality Assurance
Through strict manufacturer testing procedures, ZISHENG ensures every 150kVA Single Phase Pole Mounted Transformer delivers:
- Accurate electrical performance
- Reliable insulation protection
- Strong outdoor durability
- Low energy consumption
- Stable long-term operation
Professional factory testing guarantees dependable transformer performance for utility distribution networks, rural electrification projects, commercial power systems, and infrastructure applications worldwide.
ZISHENG performs strict routine testing on every 150kVA Single Phase Pole Mounted Transformer before shipment to verify electrical performance, insulation reliability, mechanical quality, and compliance with customer technical requirements.
Each transformer unit is individually tested using professional testing equipment to ensure safe operation, stable power delivery, and long service life in outdoor distribution networks.
1. Winding Resistance Test
The winding resistance test is conducted to verify the quality and consistency of the transformer windings.
Testing objectives:
- Measure high-voltage winding resistance
- Measure low-voltage winding resistance
- Check resistance value accuracy
- Verify winding connection quality
- Confirm phase balance
This test helps ensure stable current transmission and reliable transformer operation.
2. Voltage Ratio Test
The voltage ratio test verifies the accuracy of the transformer’s voltage conversion function.
The test checks:
- Primary-to-secondary voltage ratio
- Rated voltage conversion accuracy
- Tap position performance
- Voltage regulation characteristics
This ensures the transformer matches the requirements of the distribution network.
3. Polarity Test
As a single-phase transformer, polarity testing is performed to confirm correct electrical relationships.
The test verifies:
- Winding polarity
- Terminal identification
- Correct connection direction
This helps ensure safe installation and proper integration into power systems.
4. Insulation Resistance Test
The insulation resistance test evaluates the condition and reliability of the transformer insulation system.
Testing includes:
- High-voltage winding insulation
- Low-voltage winding insulation
- Winding-to-ground insulation
The test confirms:
- Insulation strength
- Electrical safety
- Moisture resistance capability
- Long-term reliability
5. Dielectric Withstand Test
The dielectric withstand test verifies that the transformer insulation can withstand specified voltage stress.
Testing includes:
- High-voltage withstand test
- Insulation system verification
- Electrical safety evaluation
This ensures reliable operation under normal grid conditions and temporary voltage fluctuations.
6. No-Load Loss Test
The no-load loss test evaluates the performance of the transformer core when the transformer is energized without load.
The test measures:
- No-load power loss
- Core loss performance
- Energy efficiency characteristics
Benefits:
- Confirms low-loss core design
- Reduces operating energy consumption
- Improves overall efficiency
7. No-Load Current Test
The no-load current test measures the magnetizing current required for transformer operation.
The test verifies:
- Core magnetic performance
- Manufacturing quality
- Operating efficiency
It helps ensure stable and economical operation.
8. Load Loss Test
The load loss test evaluates transformer performance under rated operating conditions.
Testing includes:
- Load loss measurement
- Copper loss verification
- Efficiency evaluation
This confirms the transformer can provide reliable power output during continuous operation.
9. Short-Circuit Impedance Test
The short-circuit impedance test verifies the electrical impedance characteristics of the transformer.
The test evaluates:
- Impedance value
- Voltage regulation performance
- Short-circuit withstand capability
This ensures the transformer can operate safely during system load changes.
10. Insulating Oil Quality Inspection
For oil immersed pole mounted transformers, transformer oil quality is inspected to ensure reliable insulation and cooling performance.
Inspection items include:
- Oil appearance
- Insulation performance
- Oil quality condition
- Sealing condition
This helps maintain long-term insulation reliability.
11. Oil Leakage Inspection
The transformer tank and sealing structure are checked to prevent oil leakage.
Inspection includes:
- Tank sealing condition
- Welding quality
- Bushing sealing
- Oil leakage detection
This ensures reliable outdoor operation and prevents insulation problems.
12. Appearance and Mechanical Inspection
A complete mechanical inspection is performed before shipment.
Inspection items include:
- Transformer dimensions
- Nameplate information
- Tank surface condition
- Bushing installation
- Grounding terminals
- Accessories installation
This ensures the transformer meets approved drawings and delivery requirements.
13. Final Routine Test Report
After completing all tests, ZISHENG prepares a complete routine test report.
The report includes:
- Product specifications
- Test results
- Electrical measurement data
- Inspection records
- Quality confirmation
The report can be provided for customer approval, project acceptance, and installation records.
Reliable Routine Testing Assurance
Through comprehensive routine testing procedures, ZISHENG ensures every 150kVA Single Phase Pole Mounted Transformer provides:
- Accurate voltage conversion
- Reliable insulation performance
- Low energy consumption
- Strong outdoor durability
- Stable long-term operation
Strict factory routine testing guarantees dependable transformer performance for utility companies, power distribution contractors, rural electrification projects, and infrastructure developments worldwide.
The 150kVA Single Phase Pole Mounted Transformer is widely used in overhead power distribution networks to provide reliable voltage conversion from medium voltage to low voltage for end users. With its compact structure, outdoor durability, high efficiency, and easy installation, it is an ideal solution for utility distribution systems, rural electrification, commercial power supply, and infrastructure projects.
ZISHENG 150kVA Single Phase Pole Mounted Transformer is designed to provide stable and efficient power distribution in various environments, including urban, rural, agricultural, and remote areas.
1. Residential Power Distribution
The 150kVA Single Phase Pole Mounted Transformer is commonly used for supplying electricity to residential communities and household consumers.
Typical applications include:
- Residential neighborhoods
- Rural villages
- Housing developments
- Remote communities
- Small residential areas
Advantages:
- Stable household power supply
- Easy installation on utility poles
- Compact structure with minimal land requirements
- Reliable operation under outdoor conditions
It provides safe and consistent electricity for lighting, appliances, and daily residential loads.
2. Rural Electrification Projects
The transformer is widely used in rural power development projects where reliable electricity access is required.
Applications include:
- Rural grid expansion
- Village electrification programs
- Remote area power supply
- Agricultural communities
Benefits:
- Suitable for overhead distribution networks
- Strong environmental adaptability
- Low maintenance requirements
- Reliable operation in remote locations
It supports the expansion of electricity access in developing regions.
3. Utility Distribution Networks
Electric utility companies commonly install single phase pole mounted transformers in local distribution systems.
Applications include:
- Medium-voltage distribution networks
- Local power supply systems
- Overhead transmission and distribution lines
- Regional grid projects
Key advantages:
- Efficient voltage transformation
- Stable grid operation
- Easy maintenance access
- Long service life
The transformer helps utilities provide reliable electricity to end users.
4. Agricultural Applications
The 150kVA Single Phase Pole Mounted Transformer is suitable for agricultural power supply systems.
Common applications:
- Farms
- Irrigation systems
- Greenhouses
- Agricultural processing facilities
- Livestock facilities
Benefits:
- Reliable power for agricultural equipment
- Suitable for outdoor installation
- Strong resistance to environmental conditions
- Flexible installation options
It supports agricultural modernization and rural economic development.
5. Small Commercial Facilities
The transformer can supply power to small commercial and service facilities.
Applications include:
- Retail stores
- Small offices
- Local markets
- Workshops
- Service buildings
Advantages:
- Stable voltage output
- Cost-effective power distribution
- Easy integration into existing overhead networks
6. Small Industrial Applications
The 150kVA Single Phase Pole Mounted Transformer can provide power for small industrial operations.
Suitable applications:
- Small factories
- Processing workshops
- Construction facilities
- Machinery operations
Features:
- Good overload capability
- Reliable performance under changing loads
- Durable outdoor structure
- Efficient power conversion
7. Construction and Temporary Power Supply
The transformer is suitable for construction projects requiring temporary or permanent electricity supply.
Applications include:
- Construction sites
- Infrastructure projects
- Temporary facilities
- Remote project locations
Advantages:
- Fast installation
- Flexible deployment
- Suitable for outdoor environments
8. Renewable Energy and Distributed Power Systems
The transformer can be integrated into distributed energy systems.
Applications include:
- Small solar power projects
- Rural renewable energy systems
- Microgrid applications
- Distributed generation projects
Benefits:
- Reliable energy conversion
- Compatible with local distribution networks
- Supports clean energy development
9. Public Infrastructure Projects
The transformer is suitable for various public and community infrastructure applications.
Applications include:
- Schools
- Community centers
- Water supply facilities
- Public service buildings
- Remote infrastructure projects
Advantages:
- Reliable electricity supply
- Low maintenance operation
- Strong outdoor adaptability
10. Remote and Harsh Environment Applications
Due to its robust outdoor design, the transformer can operate in challenging environments.
Suitable locations:
- Tropical regions
- High-temperature areas
- High-humidity environments
- Coastal regions
- Dusty areas
- Remote areas with limited maintenance access
Optional protection designs can further improve environmental resistance.
Suitable Industries and Customers
The 150kVA Single Phase Pole Mounted Transformer is widely used by:
- Power utility companies
- Electrical contractors
- Rural electrification developers
- Infrastructure construction companies
- Agricultural project developers
- Commercial property owners
- Renewable energy developers
Why Choose ZISHENG 150kVA Single Phase Pole Mounted Transformer?
- Reliable outdoor operation
- High energy efficiency
- Compact pole-mounted design
- Strong overload capability
- Excellent insulation performance
- Low maintenance requirements
- Customizable voltage and accessories
- Suitable for global distribution networks
The 150kVA Single Phase Pole Mounted Transformer provides a dependable power distribution solution for residential, agricultural, commercial, and utility applications, helping customers achieve safe, efficient, and stable electricity supply worldwide.
1. What is a 150kVA Single Phase Pole Mounted Transformer?
A 150kVA Single Phase Pole Mounted Transformer is an outdoor distribution transformer designed to reduce medium-voltage electricity from overhead distribution lines to a lower voltage level suitable for residential, commercial, agricultural, and small industrial users.
It is installed on utility poles and provides reliable voltage conversion for local power distribution networks.
2. What are the main advantages of a single phase pole mounted transformer?
The main advantages include:
- Compact and lightweight structure
- Easy pole installation
- Reliable outdoor performance
- High energy efficiency
- Low maintenance requirements
- Strong environmental adaptability
- Long service life
- Cost-effective power distribution solution
It is especially suitable for overhead distribution systems and rural electrification projects.
3. What voltage ratings are available for the 150kVA transformer?
The voltage configuration can be customized according to local grid standards and project requirements.
Common options include:
Primary voltage:
- 6.6kV
- 10kV
- 11kV
- 13.8kV
- 15kV
- 20kV
- 22kV
- 33kV
Secondary voltage:
- 120V
- 230V
- 240V
- 380V
- 400V
- 415V
- Customized voltage levels
4. Where is the 150kVA Single Phase Pole Mounted Transformer mainly used?
It is widely used in:
- Residential power supply
- Rural electrification projects
- Utility distribution networks
- Agricultural power systems
- Small commercial facilities
- Construction power supply
- Remote area electrification
- Distributed energy systems
5. Is the transformer suitable for outdoor installation?
Yes. The 150kVA Single Phase Pole Mounted Transformer is specifically designed for outdoor applications.
It features:
- Weather-resistant tank structure
- Anti-corrosion protection
- Reliable insulation system
- Strong environmental adaptability
It can operate in various climates, including hot, humid, coastal, and dusty environments.
6. What cooling method does the transformer use?
The standard cooling method is:
ONAN (Oil Natural Air Natural)
The transformer oil provides insulation and transfers heat, while natural air circulation dissipates heat through the tank surface.
This cooling method provides:
- Reliable operation
- Simple structure
- Low maintenance requirements
- Long service life
7. What winding materials are available?
ZISHENG provides two main winding material options:
Copper Winding
Advantages:
- Excellent conductivity
- Lower electrical losses
- Better thermal performance
- Strong short-circuit resistance
- Suitable for high-reliability applications
Aluminum Winding
Advantages:
- More economical
- Lightweight design
- Good electrical performance
- Suitable for general distribution systems
8. What type of transformer oil is used?
The transformer normally uses high-quality insulating oil that provides:
- Electrical insulation
- Heat transfer
- Stable transformer operation
Alternative insulation fluids can be provided according to customer requirements and environmental regulations.
9. What protection accessories are available?
The transformer can be equipped with various protection accessories, including:
- Lightning arrester
- Drop-out fuse
- Surge protection device
- Oil level indicator
- Pressure relief device
- Temperature indicator
- Grounding accessories
These accessories improve transformer safety and operational reliability.
10. Can the 150kVA transformer be customized?
Yes. ZISHENG provides customized transformer solutions according to different project requirements.
Customization options include:
- Primary and secondary voltage
- Frequency (50Hz / 60Hz)
- Copper or aluminum winding
- Tap changer range
- Tank design
- Protection accessories
- Mounting structure
- Anti-corrosion treatment
- Special environmental protection design
11. What standards does the transformer comply with?
The transformer can be manufactured according to:
- IEC 60076 standards
- ANSI standards
- IEEE requirements
- Customer-specific technical specifications
Factory test reports and technical documents can be provided according to project requirements.
12. How does ZISHENG guarantee transformer quality?
ZISHENG applies strict quality control throughout the manufacturing process.
Quality control includes:
- Raw material inspection
- Core inspection
- Winding inspection
- Tank welding inspection
- Oil leakage testing
- Electrical performance testing
- Final factory inspection
Every transformer is tested before shipment.
13. What tests are performed before shipment?
Routine tests include:
- Winding resistance test
- Voltage ratio test
- Polarity test
- Insulation resistance test
- Dielectric withstand test
- No-load loss test
- No-load current test
- Load loss test
- Short-circuit impedance test
- Oil leakage inspection
- Appearance inspection
14. What is the expected service life of a 150kVA pole mounted transformer?
Under normal operating conditions and proper maintenance, the transformer can provide more than 20 years of reliable service life.
Service life depends on:
- Operating load
- Environmental conditions
- Maintenance quality
- Installation method
15. How is the transformer packaged for export?
ZISHENG uses professional export packaging solutions, including:
- Strong wooden cases when required
- Moisture protection
- External protection
- Secure fixing
- Clear shipping marks
The packaging is designed to protect the transformer during sea, road, and rail transportation.
16. What documents are provided with the shipment?
Standard documents include:
- Commercial invoice
- Packing list
- Certificate of origin
- Factory test report
- Quality certificate
- Technical specification sheet
- Shipping documents
Additional documentation can be prepared according to customer and project requirements.
17. What is the delivery time for a 150kVA Single Phase Pole Mounted Transformer?
Delivery time depends on:
- Transformer specifications
- Customization requirements
- Order quantity
- Production schedule
- Shipping destination
ZISHENG provides production planning and logistics coordination to support customer project timelines.
18. Why choose ZISHENG 150kVA Single Phase Pole Mounted Transformer?
ZISHENG provides:
- Professional transformer manufacturing capability
- Advanced production technology
- Strict quality control system
- Customized engineering solutions
- Competitive factory pricing
- Reliable delivery service
- International export experience
The 150kVA Single Phase Pole Mounted Transformer provides a safe, efficient, and dependable power distribution solution for utility networks, rural electrification, commercial applications, and infrastructure projects worldwide.
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