procurement of protection spares of pull cord switch various limit switches pull cord ropes zero speed switches and sensor probes for coal conveyors in chp i sgtps mppgcl birsinghpur procurement of protection spares of pull cord switch various limit switches pull cord ropes zero speed switches and sensor probes for coal conveyors in chp i sgtps mppgcl birsinghpur , pull cord switches , type sw 4032 ha, contact 2no + 2nc, contact ratting action – unique toggle type stay put action 10 amp, 240 vac, enclosure – die cast aluminum, , pull cord wire rope re- in forced electrically pvc insulated flexible pull cord wire rope of 6sq mm overall dia, comprising 4 sq. mm. steel wire rope , heavy duty limit switch sw4042h22, with built in terminal box for direct looping without use of any additional jb, output contact 2no +2nc , contact rating 10 amp. reg. at240 vac, operation 1-0-1. enclosure cast aluminum, ip65travel restricted to 45 deg. on either side. , heavy duty limit switch sw4042e22, without terminal box. output contact 2no +2nc, contact rating 10 amp. reg. at240 vac, operation 1-0-1. enclosure die cast aluminum, ip65 travel restricted to 45 deg. on either side. , toggle limit switch ( v- lever limit switch ) type sw4018e22 output contact 2no + 2nc contact rating 10 amp. reg. at240 vac, enclosure die cast aluminum, ip-65 , limit switch element keycee / output contact rating 10 amp. , 500 vac, 50hz, combination - 1no +1 nc. metal and plunger , limit switch element contact bohmen output contact 2no + 2nc . 10 amp. / 500 vac, metal and plunger. , inductive proximately switch block type: sw4055, size 50x50x112.5 mm, supply voltage 240vac, effective sensing 15 mm. output contact no ( normally open ) load current 400 m amps. case- industrial plastic. , inductive proximately switch block type: sw4055, size 50x50x112.5 mm, supply voltage 240vac, effective sensing 15 mm. output contact nc ( normally close ) load current 400 m amps. case- industrial plastic. , jayshree make zero speed switches consisting of 1 ) monitoring unit ( 2 ) sensor probe:- monitoring unit type- rm e261 nitd / s-2 / ca / 22b30, digital display , contact 2no + 2nc , supply voltage – 240 vac, contact ratting – 5amp. , 240 vac , speed range- 10-1000 rpm. enclosure- cast aluminum ( for monitoring unit ) , nickel plated brass tube ( for sensor probe ) , protection grade- ip 65 for monitoring unit , ip67 for sensor probe, sensor probe type- sp-12b30, sensor range- 9mm + 10% ( effective ) 15 mm+ 10% ( nominal ) , sensor probe cable -3 core , 4.4 sq. mm, pvc flex. , 2mts. long , sensor probe type- sp -12b30, enclosure – nickel plated brass tube ( for sensor probe ) , protection grade- ip67 for sensor probe. sensor range- 9mm + 10% ( effective ) 15 mm+ 10% ( nominal ) , sensor probe cable -3 core , 4.4 sq. mm, pvc flex. , 2mts. long enclosure – protection grade-.