112.5KVA Three Phase Dry Type Vacuum Pressure Impregnated VPI Isolation transformer 480V NEMA 3R

The primary voltage of the transformer is 240V and secondary voltage is 480 V. The transformer coils are vacuum pressure impregnated in high temperature polyester vanish under vacuum and pressure, the coils can be made of copper or aluminum, the insulation is made of high grade nonflammable materials, the insulations class can be F, H or C class, suitable for different requirements.

Why choose Us

Our VPI transformers are UL and cUL certified, demonstrating compliance with stringent North American safety requirements and ensuring dependable performance in even demanding environments. With these certifications, you gain peace of mind from proven insulation integrity, enhanced electrical safety, and consistent quality across production lots.

Specification
 

Maximum Power Rating:Up to 12,000kVA
Primary Voltage:Up to 25kVAC
Temperature Rise:150° standard
Basic Impulse Levels:10 to 95kV
Insulation:Class H – 220°C
Transformer Core:Non-aging, grain oriented, silicon steel
Enclosure:NEMA 1, NEMA 3R or NEMA 4
Additional NEMA rated and specialty enclosure options available
Cooling:Forced air, direct water or heat exchanger system

Drawing

Advantages

• Fire resistant /Self-extinguishing(F1)
• Environmental class(E2) and climatic class (C2)
• From IP00-IP56 enclosure with AN, AF, ANAF or AFWF cooling
• Maintenance free
• Environmental friendly ,＞90% of material recyclable

Application:

Widely used in local lighting, high-rise buildings, airports, docks, CNC machinery and equipment, mechanical and electronic equipment, medical equipment, rectification devices and other places.

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: Sample time 3-7 days, we usually ship by DHL, UPS, FedEx,etc. Mass production time 7-25 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(MOQ:≥10pcs).

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.