Siemens 3RF29 Leistungssteuereinheit

The Siemens SIRIUS 3RF29 series is a power controller for semiconductor solid-state relay/solid-state contactor with partial load monitoring. It has operating temperature 40 °C. The type of electrical connection for auxiliary and control current circuit is through screw type terminal.

Operating frequency is 50 to 60 Hz
Protection class IP is IP20