|Frequency:||50/60Hz/customize||Standard:||IEC Or Equal|
NEMA 3 phase isolation transformer,
Copper Aluminum isolation transformer,
500KVA 3 phase isolation transformer
500KVA NEMA 3R Phase Isolation Transformer Copper Aluminum
1) Brand new oriented or non-oriented cold rolled silicon steel sheet.
2) Terminal block: High temperature resistance and excellent flame retardant.
3) Bobbin: Qualified nylon material,high temperature resistance,good flame retardancy.
4) H class enameled wire,temperature resistance up to 220℃.
5) Whole product using vacumn impregnation process by H class varnish.
|Product Name||Three phase isolation transformer|
|Product Model||SG/QZB/SBK/Power transformer/ZSG/SBDG/EPS UPS|
|Winding Material||Enameled copper wire or enameled aluminum wire|
|Input Voltage||415V or customized|
|Output Voltage||380V or customized|
|Enclosures Protection Level||IP00 or higher|
|Induction Withstand Voltage Test||125Hz / 830V / 60s|
|Cooling Method||Natural or air cooling|
|Air Carrying Current||<3%|
|Impedance Voltage||about 4.5%|
|Operating Temperature||-15℃～40℃ (40℃, 90%R.H., 56days)|
|Storage Temperature||-25℃～100℃(40℃, 90%R.H., 56days)|
|The technical parameter for reference only, for exactly technical information, please feel free to contact us!|
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.
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.