350KVA Residential Pad mounted transformer 3 Phse Oil Immersed 12470V to 208Y ANSI C57 ​ With Ul Certificate

Why choose us

• WINLEY produces a full range of three phase pad mounted transformers with a capacity of 45kva-5500KVA and a voltage of up to 34.5KV. The products meet or even exceed the standards of DOE 2016, IEEE/ANSI, CSA, IEC, NEMA, etc.
• The three phase pad mounted transformer produced by WINLEY has obtained UL/cUL certification (Certificate Number: UL-US-2431836-0, UL-CA-2423202-0), and can apply for UL (partner authorization) according to customer requirements.
• Our products are exported to North America, South America, the Philippines and other places in large quantities. We have rich experience in design and production, professional and reliable after-sales service, and can deliver goods quickly within 7-35 days.

Transformer Detail

Winley's pad mounted transformer is designde and tested in accordance with standards including CSA, IEEE c.57, and DOE as applicable.
Each unit will also typically include equipment like thermometers, liquid level gauges and pressure vacuum gauges. Some may also include options such as on/off loadbreak switches, bayonet fuses with or without partial range, current limiting fuses and surge or lightning arresters.c

Three Phse Pad Mounted Transformer  Main data

Technical drawings

This 350 KVA three-phase liquid-filled pad-mounted transformer (Dyn1 vector) offers loop feed step-down operation. With 12470V

(15 kV class, 95 kV BIL) delta primary and 208Y/120V (30 kV BIL) wye-secondary, it features a 5-position tap changer (2.5% steps),

copper windings, and ONAN cooling. Equipped with load break switches, surge arrestors, and bayonet fuses, it uses mineral oil

insulation (167 gallons). Meets DOE 2016, CSA, and ANSI/IEEE standards, with 56 dBA noise and -40°C to +40°C rating. Ideal for

3300ft elevation, its coated steel design ensures reliable, efficient power distribution.

Specification

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.