Single-Phase Pole-Mounted Transformer
Wasion transformers are designed for applications in Rural & Urban Distribution, Commercial & Industrial sectors, and Agriculture, offering reliable, energy-efficient solutions that meet diverse needs.
Rural & Urban Distribution
Commercial & Industrial
Agriculture
Wasion offers a range of high-performance singlephase pole-mounted transformers designed to meet diverse power distribution needs. These transformers are built for durability and efficiency, meet or exceed NEMA and ANSI standards, and provide stable voltage regulation and low loss performance for overhead distribution systems.
Applications
- Residential
- Commercial & Industrial sectors
- Agricultural
- Distribution networks expansion or modernization
| Attribute | Description |
| High Voltage (HV) Rating | 4160 GrdY/2400V to 34500 GrdY/19920V2400V to 19920V |
| Low Voltage (LV) Rating | 120/240V, 277V, 240/480V, 346V, 600V |
| Capacity Range (kVA) | 10, 15, 25, 37.5, 50, 75, 100, 167 |
| Frequency | 60 Hz |
| % Tap Range | Two 2.5 % above and below, four 2.5% below or others |
| Bushing Configuration | 1 or 2 HV arrestors/bushings, per ANSI standards |
| Cooling Type | Natural air or oil-based cooling (ONAN) |
| Primary BIL | 60kV to 150kV |
| Secondary BIL | 30kV |
Main Standards
- IEEE Std C57.12.00™
- IEEE Std C57.12.20™
- IEEE Std C57.12.30™
- IEEE Std C57.12. 31™
- IEEE Std C57.12. 39™
- IEEE Std C57.12.70™
- IEEE Std C57.12.80™
- IEEE Std C57.12.90™
- IEEE Std C57.91™
- CSA C2.2, 1st Ed
- DOE 10 CFR Part 431, DOE 2016
Key Features & Differentiators
- Safety Protection Options
Over current protection, Arresters protection. - Standards Compliance: All transformers are manufactured to meet and exceed ANSI. NEMA, DOE, lEEE and CSA standards, ensuring compatibility and safety.
- Construction: Durable tank design with high-grade silicon steel cores provides long-lasting performance in demanding conditions.
- Reliability: High-quality materials and rigorous testing ensure long-term durability.
- Flexibility: Available in different configurations to meet specific installation and operational requirements.
- Cooling System: Equipped with effective cooling mechanisms for optimal performance in various environments.
- Mounting: Compact, lightweight design with easy-to-install mounting brackets.
Standard Features
- Lifting Lugs
- Support lugs: type A for 10-50kVA, type B for 75-167kVA
- High Voltage porcelain bushings, with eyebolt or spade terminals, 1 or 2
- Low Voltage bushings, with eyebolt or spade terminals
- Tank and covers: Stainless steel or carbon steel
- Recessed tank bottom
- Tank Grounding provision and connector
- Low-voltage grounding connection and connection strap
- Winding: Aluminum or Copper
- Electrical grade mineral oil or FR3 fluid
- Laser-engraved nameplate
- Inner oil level indicator
- Pressure Relief Device
- Meets DOE Energy Efficiency Standard
- Permanently identification Per IEEE Std C57.12.70 and customer requirement
Optional Features
- HV Surge arrester
- Primary Internal current limiting fuse and protective link
- External De-energized Tap-changer
- External dual voltage switch
- IFD sensor (Internal Fault Detector)
Components
Figure A: Primary fuse
Figure B: Primary heavy-duty surge arrester
Figure C: Primary tap change switch
Figure D: HV bushing: ANSl standard, porcelain insulator, for BlL 95-150kV, aluminum bronze precision casting
Figure E: LV bushing: ANSl standard, eyebolt style or spade, porcelain insulator, aluminum bronze precision casting
Routine Tests
- Resistance measurements test
- Ratio test
- Polarity and phase relation tests
- No-load losses and excitation current test
- Impedance voltage and load loss test
- Applied voltage test
- Induced voltage test
- Lightning impulse test
- Leak test
Diagram: 1 or 2 HV Bushings
* Specifications of the products are subject to change without prior notice.
For further information about the product, please reach out to our sales team.