supply of set of rotary switch.set of rotary switch.,set of rotary switch as per clw spec. no.clw/es/3/0068 alt-a or latest consi sts of 03 items 04 nos.: [1] failure mode operation switch as per abb indent no. hbtb5855 80 r1032 or latest. qty.01 no. [2] bogie cut out switch as per abb indent no. hbtb585580 r1022 or latest. qty. 01 no. [3] vigilance device cut off switch and configuration switch as per abb indent no. hbtb585580 r0034 or latest, qty. 02 nos. [ warranty period: 30 mont hs after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ] els/kjgy, nr uttar pradesh 2.00 set