supply of insulation monitoring relay 110 voltsinsulation monitoring relay 110 volts,insulation monitoring relay 110 volts ac, range 50 v to 200 v ac, insulation measuring range 25 kilo ohm to 100 kilo ohm, control supply 230 volts, 50 hz having f ault memory test and reset button and alarm lead as per rcf specification edts-073 rev d amend 3. make: m/s bender make-ir 140-4 or equivalent of m/s abb or m/s contrel or m/s woka. to be suppliedwith oems proof of purchase along with test certificat e. spec. edts -73 rev specn: edts-073 rev d amend 3. [ warranty period: 30 months after the date of d elivery ] => limited