corrigendum - supply of items for electrical panels of motors and auxiliary systems of chamera power station-i supply of items for electrical panels of motors and auxiliary systems of chamera power station-i . , electronic overload relay , protection range 0 . 5 to 60 a with over-current , under current , phase loss , phase reversal , phase unbalanced and locked rotor protection , external ct for electronic over current relay 200/5a burden 5va with mounting arrangement . , 3 pole 16/18 aamp contactor , coil voltage 22v ac conforms to ac-3 utilization . , add on auxiliary contact block 2no+2nc ( suitable for use with sl . no . 3 ) , thermal overload relay 12-18 a approx , conforms to ac -3 utilization , thermal overload relay 90-120 a approx , conforms to ac -3 utilization , thermal overload relay 80-110 a approx , conforms to ac -3 utilization , thermal overload relay 8-12 . 5 a approx , conforms to ac -3 utilization , thermal overload relay 2-3 . 5 a approx , conforms to ac -3 utilization , thermal overload relay 0 . 9a to 1 . 5a a approx , conforms to ac -3 utilization , thermal overload relay 1 . 2a to 2a approx , conforms to ac -3 utilization , thermal overload relay 1 . 9a to 2 . 8a approx , conforms to ac -3 utilization , thermal overload relay 16-25 a approx , conforms to ac -3 utilization , thermal overload relay 23-32 a approx , conforms to ac -3 utilization , 3 pole 32 amp contactor , coil voltage 220v ac confirms to ac-3 utilization , add on auxiliary contact block 2no+2nc ( suitable for use with sl . no . 15 ) . , 3 pole 65/70 amp contactor , coil voltage 415 vac confirms to ac-3 utilization , add on auxiliary contact block 2no+2nc , ( suitable for use with sr . no . 17 ) , 3 pole 185 amp contactor , coil voltage 415 vac confirms to ac-3 utilization , add on auxiliary contact block 2no+2nc , ( suitable for use with sr . no . 19 ) , 3 pole 65/70 amp contactor , coil voltage220 vac confirms to ac-3 utilization , add on auxiliary contact block 2no+2nc , ( suitable for use with sr . no . 21 ) , auxiliary contactor relay 4no+4nc , 220v dc contact rating 5a or more , electronic timer on delay , 3 to 300 sec , 1c/o contact , coil voltage 220v ac , electronic timer off delay , 3 to 300 sec , 1 c/o contact , coil voltage 220 v ac , electronic star-delta timer , 3 to 60 sec , 2 c/o contacts , coil voltage 415 v ac , electronic timer on delay/off delay ( universal type ) , coil voltage 220v dc , 3-300 sec , , control contactor , coil voltage 220v dc current rating 9a with 2 no+2nc , control contactor , coil voltage 110v ac with 2no+2nc , single phase protector 40a