Type of tap changer | Rated Current (A) | Highest Voltage for Equipment (kV) | Range of voltage regulation | NO. of Phases |
WDT II 63/12-4×3 | 63 | 12 | ±5% | 1 |
WDT II 125/12-4×3 | 125 | |||
WDT II 250/12-4×3 | 250 | |||
WST II 63/12-4×3 | 63 | 3 | ||
WST II 125/12-4×3 | 125 | |||
WST II 250/12-4×3Z | 250 | |||
WST II 300/12-4×3Z | 300 |