T222475 Ziehl MSR220KA, PTC thermistor relay, ATEX, Reset, AC230V

PTC-Resistor-Relay (Thermistor Relay) for PTC-thermistors  60…180 °C, acc. to DIN 44081/44082 ATEX-approval acc. to RL94/9/EG, Ex II (2) G and D, PTB 12 ATEX 3006, SIL 1 (IEC 61508), PL c (ISO 13849) Application as a protection device against inadmissible heating up at electrical equipment in areas with explosive gases (zones 1 and 2) and in areas with combustible dust  (21 and 22), e.g. for direct monitoring of explosion proof motors  Ex e and Ex d Short-circuit monitoring of sensor circuit Relay 2 change-over contacts, closed current mode electronic reclosing lock (disconnectable) built-in button for reset and input for external reset display of operating status with LEDs Width 22,5 mm, snap-on mounting on DIN-rail or with screws (option) Supply voltage AC 220-240 V UL-recognized component cURus