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20KVA Ventilated Type Three Phase Isolation Transformer Copper

Xiamen Winley Electric Co.,Ltd

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Address: No.168,Xiabao Road,Siming,Xiamen,Fujian,China

Contact name:Steven

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Xiamen Winley Electric Co.,Ltd

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20KVA Ventilated Type Three Phase Isolation Transformer Copper

Country/Region china
City & Province xiamen fujian
Categories Other Chargers
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Product Details

20KVA Ventilated Type Three Phase Isolation Transformer Copper
 
 
Features
 
1) Silicon steel sheet: Cold-rolled silicon steel sheet has excellent magnetic permeability.
2) Copper coil: Full copper coil is more efficient and durable.
3) Mounting bracket: Strong mounting bracket.

 
Main data
 
Product NameThree phase dry type transformer
Product ModelSG/QZB/SBK/Power transformer/ZSG/SBDG/EPS UPS
Winding MaterialEnameled copper wire or enameled aluminum wire
Capacity100VA~5000KVA
Input Voltage415V or customized
Output Voltage380V or customized
Frequency50/60Hz
Connection TypeDYN11/YYN0
Insulation LevelF/H
Enclosures Protection LevelIP00 or higher
Pressure-tight Test2500V/min
Insulation Resistance>100MΩ
Ground Resistance25A<100milliohm
Induction Withstand Voltage Test125Hz / 830V / 60s
Cooling MethodNatural or air cooling
Temperature Rise≤115K
Transformation Ratio<3%
Air Carrying Current<3%
Impedance Voltageabout 4.5%
Total Losses4%
Efficiency80%--99%
Operating Temperature-15℃~40℃ (40℃, 90%R.H., 56days)
Storage Temperature-25℃~100℃(40℃, 90%R.H., 56days)
CertificateCE,ISO
The technical parameter for reference only, for exactly technical information, please feel free to contact us!

 
 
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.

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