- On-Load Tap Changer
-
D-energized tap changer
- De-energized plate tap changer all excellent
- De-energized WDT. W(1+2) linear tap changer(110KV or less) all excellent
- De-energized drum cylindrical tap changer all excellent
- De-energized manual cage tap changer
- Off circuit cage type tap changer
- De-energized linear tap changer
- Off circuit disc type tap changer
- Controller In General
- Transformer Attachment
0102030405
WST de-energized, linear tap changer. Series-parallel connection ZH3 Opening dimensions Φ43
Model Meaning
Advantages
1. The tap changer has a reasonable structural design, ensuring a small size and low installation space requirements.
2. The tap changer is equipped with a flexible gear shifting design, allowing for precise positioning and effortless adjustment to meet various needs, ensuring efficient control.
3. The tap changer features a small contact resistance, which is vital for ensuring the stability and efficiency of the circuit.
4. The tap changer is manufactured using standardized production techniques, allowing for customization based on specific requirements. It offers cost savings while maintaining the same level of quality.
Details
Phases | Triple |
Highest voltage for equipment | 20kV |
Rated through-current | 63A-250A |
Voltage regulation | 0.025 |
Tap positions | 3~5 |
Voltage Regulation Principle
Outline
No. | Model No. | Regulating position | Install dimension mm | |||||||||
L | L1 | L2 | L4 | L5 | H | H1 | H2 | H3 | φC | |||
1 | WSTⅤ63/20-4×3ZH3 | Series-parallel Central | 688 | 256 | 216 | 99 | 29 | 230 | 78 | 70 | 60 | 80 |
2 | WSTⅤ125/20-4×3ZH3 | 688 | 256 | 216 | 107 | 29 | 275 | 78 | 80 | 80 | 80 | |
3 | WSTⅤ250/20-4×3ZH3 | 766 | 284 | 241 | 112 | 34 | 275 | 78 | 80 | 80 | 105 | |
4 | WSTⅤ63/20-6×5ZH3 | 688 | 256 | 216 | 99 | 29 | 230 | 78 | 70 | 60 | 80 | |
5 | WSTⅤ125/20-6×5H3 | 688 | 256 | 216 | 107 | 29 | 275 | 78 | 80 | 80 | 80 | |
6 | WSTⅤ250/20-6×5ZH3 | 766 | 284 | 241 | 112 | 34 | 275 | 78 | 80 | 80 | 105 |