High Efficiency Toroidal Transformer for UPS Winding Machine
Basic Info
Test process
1.No-load test (included no-load voltage,no load current and no load loss)
2.iInductive voltage test
3. Load test (load voltage and temperature rise
4. Temperature rise test .
5.Insulated resistance
6.Hi-pot test
7.Leakage indutance test
8.DC resistance test
9.Surface inspection.Advantages:
1.High quality 100% copper core2.a full range of toroidal transformer
3.Specially sales and technical services:5-10Years
4.With 14 years' producing history in transformer induatry
5.our company have cooperated with many customers around the world and gained good reputation at home and abroad.
About us:
1.Tianjin Grewin Technology Co.,ltd. has always laying great emphasis on our core business philosophy "Quality and Honesty First ".
2.Flow chart of trading activities:
|
NO |
Step |
Days need |
|
1 |
Request for quotation |
1 day |
|
2 |
Making quotations |
1 day |
|
3 |
Offer and counter offer |
3 days |
|
4 |
Sending and receiving samples |
3-10 days |
|
5 |
Sample confirmation |
3 days |
|
6 |
Placing afirm order |
1 day |
|
7 |
Paying and receiving the down payment |
1-4 day |
|
8 |
Factory production &Quality inspection |
15-20 days |
|
9 |
Paying and receiving the balance |
4 days |
|
10 |
Delivery of goods |
1 days |
在线联系供应商
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