Motor protection   relay   /   temperature monitor for   cold -wire connection,  one   monitoring circuit   for   PTC   thermistor according to   DIN   EN   60947-8 , breakage  and short circuit monitoring   of the sensor cable ,  closed circuit principle ,  Contact arrangement 1   CO contact, Rated voltage :  ( specify when ordering)  AC 24   V   50-60   Hz ,  AC   110-127   V   50-60   Hz ,  AC 220-240   V   50-60   Hz ,  screw clamps ,  mounting : DIN rail;  Width   45   mm