Factory Price 20kVA Three Phase 380V to 220V Step Down Transformer Dry Type
China Factory Price 20kVA Three Phase 380V to 220V Step Down Transformer Dry Type, Find details about China 380V to 220V Transformer, Transformer Price from Factory Price 20kVA Three Phase 380V to 220V Step Down Transformer Dry Type
We are original factory in China,we produce all kind of transformers like:dry type transformer,epoxy casting transformer,oil immersed transformer,age testing transformer or other special usage transformer,No matter what you need,please kindly tell us your requirements, we will make solution(drawing)for you reference soon.
Why choose us:
All our voltage transformer we afford 2 years warranty(include customized products),
All our products'insulation level is H( no need add extra fees up F to H),
All our prodducts using 200 ° high temperature resistance material.(the best core material in the market)
All our prodcuts we got CE,ROHS,ISO:9001 certificate.
All our products 10pcs can delivery within 7 work days.
All our products age testing 12 hours before delivery
All our products overload capacity is 300% for 10 seconds, 150% for 120 seconds
All our products Power Factor is 0.85
All we cna free for printed your logo on our products if you need
20kva isolation transformer detail pictures for you reference:
Technical parameters:
Rated capacity | 20KVA(we produce 3kva to 2000kva) |
phase number | 3 Phases |
Input voltage | 380VAC(can be customized) |
Output voltage | 220VAC (can be customized) |
Working frequency | 50/60HZ |
Rated current | 52A |
Short Circurt Impedance | 4% |
Voltage Resistance | 2500VAc/min (does not have the puncture, no break down) |
Insulation Level | Level H |
Insulation Resistance | > 100MΩ/ DC500V |
Materials | Transformer coil adopts 200 degree high temperature copper wire or aluminum wire. Silicon steel sheet, Baosteel, B50A470 material |
Main material winding | Aluminum/Copper |
Connection mode | Delta/Star(or customized as our requirements) |
Environment temperature | -10ºC +45ºC ;indoor enclosure, floor-mounted |
Temperature rise limit: | 100K (Actual temperature minus ambient temperature) |
Cooling mode | Natural cooling/ Fan system cooling |
Size(W*D*H) | 500*350*550mm |
Weight | 112KG |
| Warranty | 2 years |
Our Transformer Testing Items:
| Testing items | |||
| No. | Test name | Routine Test | Optional Test |
| 1 | Input voltage test | √ | |
| 2 | 0utput voltage test | √ | |
| 3 | No-load loss and current test | √ | |
| 4 | PRI leakage sense test | √ | |
| 5 | Insulation resistance | √ | |
| 6 | Impedance voltage | √ | |
| 7 | Pressure test | √ | |
| 8 | Insulation resistance | √ | |
| 9 | Winding resistance test | √ | |
| 10 | Temperature rise test | √ | √ |
| 11 | Efficiency | √ | |
| 12 | Connection method | √ | |
| 13 | Inrush current test | √ | |
| 14 | Sound level test | √ | |
| 15 | Waterproof test | √ | |
Some Xingkerong testing machine:
FAQ:
Q 1. what's the payment term?
A. We accept TT, Paypal, or Western union.
Q 2. How is your delivery time ?
A. For bulk order usually it will take about 10-25 days for production.For sample order need 7 days.
Q 3.What's your packaging material?
A. Using strong wooden case for protection.
Q 4.Do you accept to use our logo ?
A.Our logo is R(please kindly find the previous pic to check).If your order has good quantity,it absolute no problem to do OEM.
But if you use our logo R will be high appreciated.
Q 5.What's your month capacity?
A. It depends on which model.For example for relay type small capacity , month capacity can reach near 5000pcs and big capacity near 1000pcs.
Q 6. What's the materials?
A. For servo type stabilizer,we have two types, one 100% copper and the other is copper with aluminum.It depends on your require. In fact,those two have no difference if normal work well. Only except the longlife. Copper is better and also higer price.For relay type stabilizer,we use toroid coils, the material is aluminum. comparing with square coils,toriod coils with high efficiency.
For transformer,Aluminum or Copper material is accorsing your demind.
Q 7.Could you offer Form A or other original documents?
A. Yes, we can offer. please tell us all your requires after you pay.
Q 8. what kind of certificate you got?
A. Our company already obtained CE,ISO9001, ROHS, SGS,design and technical patents certificates.
Q9.Where is your market?A. Our products are popular inNorth America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, EasternAsia, Western Europeand so on.Some of them are our regular customers and some of them are developing. We hope you can join us and make mutural benifit from our cooperation.
Q10.Do you accept the Customized?
A: Yes,Welcome customized. sending us your requires,we will draw a drawing for you checking soon.
Contact Info:
If you have any questions and helps,please contact us freely,we will be 24 hours on your side.
Sales:Rebbeca
Phone number:+86 13613025365
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