Siemens Breaker 5ST_ Siemens 5ST 5ST3 020_ [5ST3 020]
Electrical / Breaker / MCB
Siemens, 5ST, 5ST3 020, Fault signal contact 1 NO+1 NC, for miniature circuit breaker 5SL, 5SY, 5SP RCBO 5SU1, FI 5SV (for 5SU1 handle coupler 5ST3805-1 is required)_ [5ST3 020]