200 va, 750/415v ac, i phase, type-ii dry type and air-cooled control transformer and measuring voltage transformer as per rdso spec rdso/pe/spec/ac/0203-2020(rev.0) or latest

Infrared thermal imaging system for stationary installation as per rdso spec no. ti/spc/ohe/tips/1031 dec 2013 or latest, with nabl test certificate.

Unsaturated polyester based knifing putty (two pack), colour: light grey as per chapter iii of rdso spec. no. m&c/pcn/100/2018 with additional requirement as per rdso amendment no. 1b (rev. 2.0). packing should be in 4 kg or 5 kg container only. spec:

6amps,single pole, dc mcb,130v dc (rated6amps,single pole, dc mcb,130v dc (rated voltage) with extended terminals as per rdso drg. skel-3700, alt 1 and skel 4034, alt 1 and rdso specn.no. spec/e-12/1/04 of march 1992 with amendment 1 of june 1993 (with punching of indian railway emblem & rdso specification). makes/brands: indoasian/ c&s/ havells/ legrands/ abb/ bch/ l&t/ schneider/ siemens/ rbco only. the firm should submit routing test certificate at the time of supply of material.

Compression spring, spec- en-47, bs:970, as per srl. no.- 3. of drg. no.- kgp- 2958. material chemical & hardness test certificate from nabl approved lab should be provided at the time of material supply.

160 kn air spring assembly suitable for [160 kn air spring assembly suitable for train 18 v1(underslung medha air-conditioned emu rakeand nbrr rake) as per rdso spec rdso/cg/s/23002, rev. 01and as per drawing no.train 18001452_1. or 09082960approved by icf or rdso drg no rdso/cg/drg -23007and rdso/cg/drg -23008. material should be procured from rdso approved vendor only. ]

Piston screw,for csm, duo & mfi machines [piston screw,for csm, duo & mfi machines. equivalent to plasser part no.: 2e36.48 as per rdso drawing no.: tm/0426 and rdso specification no.: tm/hm/6/162, part make: plasser or equivalent, note: material supplied by firm should be fitted on machine without any modifications and all ports & mounting should match as per existing part on machine and all function of item should work successfully. ]

Chain (roller conveyor chain), for frm m [chain (roller conveyor chain), for frm machines.equivalent part no. su3 p, make- plasser/rollan/mp. note: material supplied by firm should be fitted on machine without any modifications and all ports & mounting should match as per existing part on machine and all function of item should work successfully. note.: the necessary test certificate to be submitted by supplier along with supply of material. ]

Hermitically sealed scroll compressor, suitable for r-407 c refrigerant gas, working on 415 vac, 50 hz, conforming to rdso specification no. rdso/pe/spec/ac/0061/2005(rev-1). make and model should be rdso approved. note: (i) emerson part no. zr 61 kce tfd522 / danfoss part no. mlz038t4 or any other make and model of equipment/component can only be considered with prior approval of rdso.

10-size 4-way valve housing for ps10-40 10-size 4-way valve housing for ps10-40 sequence valve (pressure control valve) for 140t crane as per drawing no. jt/sk-3535. material: ss 304 note: 1. material test certificate from nabl approved lab should be submitted along with the supply material. 2. firm should submit gc/tc along with the supply material.