supply of earthing equipmentearthing equipment,one set consisting of 2 items as mentioned below: (1) carbon brush assembly (for wheel se t earthing equipment) to rcf drg. no. lw71239, alt.nil conforming to rcf specification no. edts-101, rev- c, amendment no. 1 to 3, corrigendum-1 to 8, annexure-1. qty: 1 no./set. (2) clip assembly (for wheel set earthing equipment) to rcf drg. no. lw71240, alt. a, conforming to rcf specification no. edts-101, rev-c, amendment no. 1 to 3,corrigendum1 to 8, annexure-1. qty: 1 no./set. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]