UL/cUL Certifications Supplier 25Kva Single Phase Pad Mounted Transformers for Power Distribution 4160V To 120V
WINLEY’s single-phase pad-mounted transformers are reliable outdoor power solutions designed for residential, commercial, and light industrial use. Built with weather-resistant enclosures mounted on concrete pads, they efficiently step down high-voltage utility power to low-voltage outputs (ranging from 15 to 333 kVA), featuring robust components like high-voltage bushings, fuses, and load-break switches for secure operation.
UL-certified and compliant with ANSI/IEEE standards, these transformers ensure safety, efficiency, and adherence to strict industry regulations.Engineered for durability and long lifespan, WINLEY’s transformers deliver stable performance, low noise, and consistent energy distribution, making them ideal for urban and suburban applications.
Single Phase Pad Mounted Transformer Main data
| Phase | Single Phase |
| Transformer Feed Type | Loop Feed |
| Capacity | 25 KVA |
| Vector Group | II6 |
| Primary Voltage | 4160V |
| Secondary Voltage | 120/240V |
| Frequency | 60 Hz |
| Temperature Rise | 65°C |
| Insulation Rating | Class E Insulation - 120°C, 248°F |
| Cooling Class | KNAN; Self-Cooled |
| Efficiency Standard(s) | Meets DOE 2016 Standards, Meets ANSI/IEEE Standards |
| Winding Material | Copper |
| Efficiency | 98.90% |
| No Load Loss (in watts)* | +/- 94W |
| Load Loss (in watts)* | +/- 357W |
Single Phase Pad Mounted Transformer Standard Features
- HV Bushings*2
- LV Bushings*3
- Tap Changer
- Bayonet Fuse
- ELSP Fuse*1ELSP
- Oil Level Gauge
- Pressure Relief Valve
- Thermomter
- Fill Plug
- Drain Valve
- Ground Strap Copper
- Grounding Spade Terminal*2
Single Phase Pad Mounted Transformer Drawing
Specification
| Single phase Pad mounted Transformer Specification |
| Rating | High voltage(kV) | No Load Loss | On load Loss | Height | Depth | Width | Oil Weight(kg) | Total Weight(kg) |
| (kVA) | (mm) | (mm) | (mm) |
| 15 kVA | 34.5/19.92
13.8/8
13.2/7.6
12.47/7.2
or others | 50 | 195 | 840 | 740 | 610 | 45 | 294 |
| 25 kVA | 80 | 290 | 840 | 740 | 610 | 68 | 362 |
| 37.5 kVA | 106 | 360 | 840 | 760 | 610 | 75 | 476 |
| 50 kVA | 135 | 500 | 840 | 810 | 610 | 93 | 553 |
| 75 kVA | 190 | 650 | 840 | 860 | 610 | 132 | 672 |
| 100 kVA | 280 | 1010 | 910 | 1200 | 965 | 230 | 714 |
| 167 kVA | 435 | 1530 | 1000 | 1200 | 965 | 265 | 913 |
| 250 kVA | 550 | 2230 | 1250 | 1300 | 1430 | 325 | 1106 |
Production process
FAQ
1. Q: Can I have a sample order?
A: Yes, we welcome sample order to test and check quality.
2. Q: What is the lead time?
A: Mass production time 15-25 days.
3. Q: How long is the warranty?
A: 24 monthes from B/L. If there are any accessory problems,just provide the photos of damaged accessory,then we will provide free service. According to the number of products,we will provide easily damaged accessories for free. we also can provide technical support if you need.
4. Q: Is OEM/ODM available?
A: Yes,it is! We are manufacturer with our own R&D team, we can customize products according to customer's drawing or requirements.
Customized services:
a. Customized color and special function.
b. Customized box.
c. Print customer's logo.
d. Your other ideas about product, we can help you design and put them into production. The above customized services must be confirmed before production.
5. Q: How to control the products quality?
A: Our company owns the core technology ,all kinds of products hold CE certificate. We have professional engineers. Workers are strictly required to make products according to the drawings. Each process has technical instructors.The QC supervisors will regularly inspect the production. We will do products performance tests during production, and comprehensive quality tests when the products is completed.
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UL/cUL Certifications Supplier 25Kva Single Phase Pad Mounted Transformers for Power Distribution 4160V To 120V Images
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