IEEE Standard UL Certificated 100Kva Single PhasePadmount Type
Transformer Loop Feed 12.47KV To 240/120V
This 100 kVA pad-mounted, compartmental-type II liquid-filled
transformer delivers reliable single-phase power with a 12470Y/7200
V grounded-wye primary and 240/120 V secondary. Designed for
outdoor pad installation, it features KNAN self-cooled cooling,
Class E (120°C) insulation, 65°C temperature rise, and meets DOE
2016 and ANSI/IEEE standards.

Why choose us
1. WINLEY single-phase transformer has obtained UL/cUL
certification, with a capacity of 10-333KVA and a voltage of up to
34.5KV
2. The products are designed according to multiple standards and
meet or even exceed DOE 2016, IEEE, ANSI, CSA, IEC, NEMA and other
standards.
3. The monthly delivery capacity is over 800 units, and fast
delivery can be achieved within 4 weeks.

Main data
| Transformer Type | Pad Mounted, Compartmental-Type II |
| Phase | Single Phase |
| Capacity | 100 KVA |
| Transformer Feed Type | Loop Feed |
| Vector Group | II6 |
| Primary Voltage | 12470GrdY/7200 |
| Secondary Voltage | 240/120V (L-N-L) |
| Secondary Phasor | Dual Winding Single Phase |
| Frequency | 60 Hz |
| Temperature Rise | 65°C |
| Insulation Rating | E |
| Cooling Class | KNAN |
| Efficiency Standard(s) | Meets DOE 2016 Standards, Meets ANSI/IEEE Standards |
| K-Factor Rating (Harmonic Mitigation) | K-1 (Standard) |
| Winding Material | Copper |
| Ambient Temperature Rating | 40°C |
| Efficiency | 99.00% |
| No Load Loss (in watts)* | +/- 270W |
| Load Loss (in watts)* | +/- 1,100W |
Technical drawings
Built with copper windings, biodegradable natural vegetable oil
ester insulating fluid , front-access 5-position tap changer,
bayonet fused primary protection with isolation links, and a
high-voltage elbow surge arrestor. Robust terminations,
pressure-relief device, analog gauges, and a quiet 51 dBA sound
level make it ideal for reliable, eco-friendly distribution use.

Optional Features & Accessories
1. Broad selection of design efficiencies to meet specific customer
applications and new DOE minimum requirements
2. High-voltage no load tap changer
3. Dual high-voltage ratings (not available with taps)
4. Complete stainless steel tank and cabinet or combination of
components with mild steel and stainless steel
5. High-voltage, load-break 2 positions or sectionalizing switch
6.Multiple fusing options and combinations, including internal and
external expulsion fuse in series with isolation link or partial
range current limiting fuse

Tests
All transformers are tested in strict accordance with the latest
revision of applicable ANSI®, IEEE®, NEMA.
- Winding Resistance Test
- Insulation Resistance Test
- Voltage Ratio Error Test
- Applied voltage withstand test
- Induced over voltage withstand test
- No-load Loss (Wattage) Test
- Load Loss (Wattage) Test
- Short-circuit Impedance
- seal test
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.