【SIEMENS】3RV2902-1DP0,
3RV29021DS0,SHUNT RELEASE, AC 500V, 50/60HZ
【SIEMENS】3RV2902-1DS0,
3RV29021DV0,SHUNT RELEASE, AC 350-415V, 50/6
【SIEMENS】3RV2902-1DV0,
3RV29022AP0,UNDERVOLTAGE RELEASE AC 230-240V
【SIEMENS】3RV2902-2AP0,
3RV29022AV0,UNDERVOLTAGE RELEASE AC 400-440V
