Siemens-Contactors-Auxiliary-coupling-relay-613532-Siemens-3RH21312JB40-The-Siemens-3RH2131-2JB40-auxiliary-coupling-relay-is-a-compact-electromechanical-device-designed-to-interface-multiple-circuits-Featuring-robust-electrical-contactor-capabilities-it-is-ideal-for-switching-and-controlling-functions-in-industrial-automation-systems-Typical-applications-include-motor-control-signal-amplification-and-integration-into-control-panels-Siemens-3RH21312JB40-Auxiliary-relay-3-phase-1-6-16-A-2
