H class 50Hz Three Phase Auto Transformer High Efficiency Copper
Aluminum
Feature:
1) High level of isolation
2) High quality neutral-ground bond
3) High level of common-mode noise rejection
4) Conversion from Delta to Wye or the other way around
5) Easy to change voltage taps
6) Custom design for specific system
Specification:
| Type | Dry Type |
| Vacuum Pressure Impregnation |
| Autotransformer |
| Rated Power | Upto 5000KVA |
| Input | Voltage | Rated Voltage ≤ 1000V |
| Current | 100 * 1000 / Input Voltage / 1.732 |
| Tap | None/Customizable |
| Connection | Delta/Wye |
| Frequency | 50/60Hz |
| Phase Number | Single/Three |
| Output | Voltage | Rated Voltage ≤ 1000V |
| Current | Rated power/ Output Voltage / 1.732 |
| Tap | None/Customizable |
| Connection | Delta/Wye |
| Frequency | 50/60Hz±5% |
| Phase Number | Single/Three |
| Vector Group | Yyn0/Dyn11 |
| Impedance Voltage | 4% |
| Efficiency | ≥98% |
| Duty Cycle | 100% Continuous |
| Winding Material | Aluminum/Copper |
| No Load Current | <4% |
| Display | Analog Voltmeter |
| Insulation Class | F/H |
| Insulation Resistance | ≥10MΩ |
| Withstand Voltage | 2500V, 1 Minute, No Flashover and Damage |
| Coil Temperature Rise | ≤120K |
| Cooling Method | Natural Convection (AN) Forced Air (AF) |
| Working Environment | Ambient Temperature: -10℃ to +45℃ |
| Relative Humidity: ≤95% (non-condensing) |
| Altitude: ≤1000m |
| Reference Dimensions | Customizable |
| Protection Degree | Indoor IP20 (NEMA 1) | Outdoor IP54 (NEMA 3) |
| Standards | In Accordance with IEC and EN |
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.
