50MVA Three Phase Main Transformer Oil Type 35KV To 10KV 50000KVA Power Distribution Transformer
WINLEY ELECTRIC’s main transformers adhere to IEC, IEEE, and international standards, leveraging cutting-edge technologies to optimize core, coil, body, lead wire, and oil tank components. offer low partial discharge, minimal loss, reduced noise, lightweight design, and extended lifespan. Additionally, we are ISO9001 and ISO14001 certified, with CE, UL/cUL approvals, and TEST and SGS reports.
WINLEY has obtained the type test report for the SZ-20 12,500 kVA model. The report contains detailed data on electrical performance, temperature rise tests, short-circuit withstand capability, insulation withstand voltage, and noise measurements, and confirms that the model complies with relevant national and industry standards.
Main data
| Rated capacity | 50000 KVA |
| Primary voltage | 35KV |
| Secondary voltage | 10,000 V |
| Rated current | 824.8/2886.7A |
| Short-circuit impedance | 10.59% |
| No-load loss | 20,750 W |
| Mass | 32840kg |
| Oil mass | 9020kg |
| Total mass | 3400kg |
| Cooling Method | ONAN/ONAF |
| Connection Group | YNd11 |
Technical drawings
Production photos
Specification
Rated Capacity
(kVA) | High Voltage
(KV) | Low Voltage
(V) | Short Circuit Impendence
(%) | No-load loss
(W) | On-load loss
(W) | Dimension
(mm) | Weight
(Lbs) |
| 800 | 4.16KV
12.47KV
13.2KV
13.8KV
24.94KV
34.5KV
or others | 208/120V
480/277V
600V
12470V
13200V
13800V
or others | 2.7
3.1
4.35
5.75
6.0 | 980 | 9350 | 1060*1500*1780 | 4519 |
| 1000 | 1160 | 11500 | 1085*1570*1800 | 5401 |
| 1250 | 1380 | 13900 | 1160*1610*1890 | 6393 |
| 1600 | 1660 | 16600 | 1190*1630*1950 | 7496 |
| 2000 | 2030 | 18300 | 1260*1700*2090 | 9039 |
| 2500 | 2450 | 19600 | 1150*2150*2250 | 10472 |
| 3000 | 3240 | 26500 | 1900*2600*2150 | 14330 |
| 5000 | 4500 | 27000 | 2500*2210*3180 | 20944 |
| 7500 | 7200 | 32000 | 3660*3100*5100 | 29982 |
| 10000 | 8500 | 35500 | 3830*2640*2216 | 34832 |
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: Mass production time 15-25 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.
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.
Product Tags:
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50MVA SZ20 Three Phase Power Transformer Oil Type Distribution Main Transformer 35KV To 10KV Images
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