Rated voltage: 20kV
Rated capacity: ≤15MA
Insulation Class: A Class
Frequency(Hz): 50
Tap Range: ±5%、±2*2.5%
Voltage Regulating Mode: No-load Voltage Regulating
Cooling Type:ONAN
If you are attractive to our products, please send us a message and we will contact you as soon as we receive it.
The S9 series of 20KV non-excitation voltage regulating oil-immersed transformer produced by ZTelec Group are the latest series of low-loss copper winding products.
High-quality materials are used in this series of products, and new techniques and materials are used in the coil and insulation, greatly decreasing no-load and on-load loss.
This series of products possess more reliable and superior performance and structure, and have become the main equipment required for the construction and reconstruction of the national urban and rural power grid which are recommended by the State Economic and Trade Commission.
Environment: -25℃~40℃
Altitude(m): 100 meters or less
Insulation Class: A Class
Frequency(Hz): 50
Tap Range: ±5%、±2*2.5%
Voltage Regulating Mode: No-load Voltage Regulating
Cooling Type:ONAN
Executive Standard: IEC60076 & National Standard
HV:20 LV:0.4/0.415 | ||||||
Capacity | Connection Group | No-Load Loss W | On-Load Loss W |
No-Load Current % |
Short-Circuit Impedance % |
|
Y-Connection | D-Connection | |||||
50 | Yyn0 Dyn11 Yzn11 |
130 | 960 | 1010 | 2.1 | 5.5 |
100 | 200 | 1650 | 1730 | 1.6 | 5.5 | |
160 | 290 | 2420 | 2540 | 1.4 | 5.5 | |
200 | 340 | 2860 | 3000 | 1.3 | 5.5 | |
250 | 400 | 3350 | 3520 | 1.2 | 5.5 | |
315 | 480 | 4010 | 4210 | 1.1 | 5.5 | |
400 | 570 | 4730 | 4970 | 1 | 5.5 | |
500 | 680 | 5660 | 5940 | 1 | 5.5 | |
630 | 810 | 6820 | 6820 | 0.9 | 6 | |
800 | 980 | 8250 | 8250 | 0.8 | 6 | |
1000 | 1150 | 11330 | 11330 | 0.7 | 6 | |
1250 | 1380 | 13200 | 13200 | 0.7 | 6 | |
1600 | 1660 | 15950 | 15950 | 0.6 | 6 | |
2000 | 1950 | 19140 | 19140 | 0.6 | 6 | |
2500 | 2340 | 22220 | 22220 | 0.5 | 6 |
If you are interested in our products,, please send us a message and we will contact you as soon as we receive it. Email: info@ztelecgroup.com whatsApp: +8615716749170