Our factory
We are professional manufacturer of current transformer ,voltage transformer, Vacuum Circuit Breakers/Recloser,Isolation switches,Dropout Fuse Cut-out,Lightning Arresters,High and Low Voltage Cabinets,Metering Devices,Power Distribution Transformers etc.
General
Power transformer three phase oil immsered electrical transformer rated voltage during 6-35kV, oil immersed transformer are most used in power plant,power grid transmission and distribution station,industry& commerce electrical substation as the electrical equipment of power transmission.
References:
ISO 1461: Hot dip galvanized coatings on fabricated iron and steel articles - Specifications and test methods.
IEC 60076: Power transformers.
IEC 60044: Instrument transformers.
IEC 60296: Specification for unused mineral insulating oil for transformers and switchgear.
IEC 60354: Loading guide for oil - immersed power transformers.
IEC 60214: Tap-changers - Part 1: Performance requirements and test methods, Part 2: Application guide.
IEC 60512: Connectors for electronic equipment.
Technical specification:
| Rated capacity (kVA) |
voltage combination |
Vector group |
Losses(W) |
No-load current(%) |
| HV(kV) |
tapping range |
LV(kV) |
On-load loss |
No-load loss |
| 30 |
|
|
|
|
630/600 |
100 |
2.1 |
| 50 |
|
|
|
|
910/870 |
130 |
1.1 |
| 63 |
|
|
|
|
1090/1040 |
150 |
1 |
| 80 |
|
|
|
|
1310/1250 |
180 |
1 |
| 100 |
|
|
|
|
1580/1500 |
200 |
0.9 |
| 125 |
|
|
|
|
1890/1800 |
240 |
0.9 |
| 160 |
6 |
|
|
|
2310/2200 |
280 |
0.8 |
| 200 |
6.3 |
|
|
|
2730/2600 |
340 |
0.8 |
| 250 |
6.6 |
±5% |
|
Yyno |
3200/3050 |
400 |
0.7 |
| 315 |
10 |
|
0.4 |
|
3830/3650 |
480 |
0.7 |
| 400 |
10.5 |
±2x2.5% |
|
Dyn11 |
4520/4300 |
570 |
0.6 |
| 500 |
11 |
|
|
|
5410/5150 |
680 |
0.6 |
| 630 |
|
|
|
|
6200 |
810 |
0.6 |
| 800 |
|
|
|
|
7500 |
980 |
0.5 |
| 1000 |
|
|
|
|
10300 |
1150 |
5 |
| 1250 |
|
|
|
|
12000 |
1360 |
0.5 |
| 1600 |
|
|
|
|
14500 |
1640 |
0.4 |
| 2000 |
|
|
|
|
19800 |
1990 |
0.4 |
| 2500 |
|
|
|
|
23000 |
2340 |
0.4 |
| Rated capacity (kVA) |
voltage combination |
Vector group |
Losses(KW) |
No-load current(%) |
Short circuit impedance(%) |
| HV(kV) |
tapping range |
LV(kV) |
On-load loss |
No-load loss |
| 30 |
|
|
|
|
0.66 |
0.09 |
2.1 |
5.5 |
| 50 |
|
|
|
|
0.96 |
0.13 |
2 |
| 63 |
|
|
|
|
1.145 |
0.15 |
1.9 |
| 80 |
|
|
|
|
1.37 |
0.18 |
1.8 |
| 100 |
|
|
|
|
1.65 |
0.2 |
1.6 |
| 125 |
|
|
|
|
1.98 |
0.24 |
1.5 |
| 160 |
|
|
|
|
2.42 |
0.29 |
1.4 |
| 200 |
|
|
|
|
2.86 |
0.33 |
1.3 |
| 250 |
20\10 |
±5x2.5% |
|
Yyno |
3.35 |
0.4 |
1.2 |
| 315 |
|
|
0.4 |
|
4.01 |
0.48 |
1.1 |
| 400 |
|
±2x2.5% |
|
Dyn11 |
4.73 |
0.57 |
1 |
| 500 |
|
|
|
|
5.66 |
0.68 |
1 |
| 630 |
|
|
|
|
6.82 |
0.81 |
0.9 |
6 |
| 800 |
|
|
|
|
8.25 |
0.98 |
0.8 |
| 1000 |
|
|
|
|
11.33 |
1.15 |
0.7 |
| 1250 |
|
|
|
|
13.2 |
1.35 |
0.7 |
| 1600 |
|
|
|
|
15.95 |
1.63 |
0.6 |
| 2000 |
|
|
|
|
19.14 |
1.95 |
0.6 |
| 2500 |
|
|
|
|
22.22 |
2.34 |
0.5 |
Our Customer
Our customers are located all over the world.
Test Reports
All products have undergone professional testing and certification.
Our Customer
Our customers are located all over the world.
Photos of Product
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