Step switch
- Switch positions 0-1-2-3 / 1-2-3 / 1-0-2-3 *
- Number of poles: 1-pole
- Rated current: 10 to 45 amps
- Rated voltage: 500/690 volts
- Utilization category: AC3
- Mounting: 4-hole, central, DIN standard distribution
* Further tap-changer under special switch