supply of set of oil tight push button dia. 30.50mm, type-t, 600 v ac / dc, 10 amp. actuator, standard flush button and contact block as per bch cat. no., conforming to clw specn. no. clw / es / s-8 / m. set consists 09 items 32 nos as under. ( 1 ) contact block 1no+ 1nc to bch cat. no. 050n1 = 02 nos ( 2 ) contact block 2no to bch cat. no.050n2 =11 nos ( 3 ) contact block 2nc to bch cat. no. 050n3 = 03 nos ( 4 ) push button colour orange to bch cat. no. tsfb-o = 02 nos ( 5 ) push button colour red to bch cat. no. tsfb-r = 03 nos ( 6 ) push button colour green to bch cat. no.tsfb-g = 03 nos ( 7 ) push button colour black to bch cat. no. tsfb-b = 02 nos ( 8 ) push button colour yellow to bch cat. no. tsfb-y =04 nos ( 9 ) push button colour blue to bch cat. no. tsfb-b =02 nos [ warranty period: 30 months after the date of delivery ] => limited