5ST3012-2
Référence : 5ST3012-2
Auxiliary current switch with test button, 2 NC for circuit breaker 5SL, 5SY, 5SP Incorporated switch 5TL1, RCBO 5SU1, FI 5SV (for 5SU1 handle coupler 5ST3805-1 is required)
Référence : 5ST3012-2
Auxiliary current switch with test button, 2 NC for circuit breaker 5SL, 5SY, 5SP Incorporated switch 5TL1, RCBO 5SU1, FI 5SV (for 5SU1 handle coupler 5ST3805-1 is required)