supply of contactor 3 pole, 16 amp capacity suitable for 415v, 50 hz ac, coil voltage 110 dc with surge suppressor ( coil voltage range 77-137 v dc) with inc auxiliery contack block similar to abb code tal-16-30-01, rt 5/150 generally conforming to is- 13947 pt.- 4/1993.] accepted makes: abb, schneider, siemens.contactor 3 pole, 16 amp capacity suitable for 415v, 50 hz ac, coil voltage 110 dc with surge suppressor ( coil voltage range 77-137 v dc) with inc auxiliery contack block similar to abb code tal-16-30-01, rt 5/150 generally conforming to is- 13947 pt.- 4/1993.] accepted makes: abb, schneider, siemens.,contactor 3 pole, 16 amp capacity suitable for 415v, 50 hz ac, coil voltage 1 10v dc with surge suppressor ( coil voltage range 77-137 v dc) with inc auxiliery contac t block similar to abb code tal-16-30-01, rt 5/150 generally conforming to is- 13947 pt.- 4/ 1993.]accepted make as per rdso bom of rdsos spec. no. rdso/pe/spec/ac/0184-2015 (rev.0):- ab b, schneider, siemens. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]