500 va, 415/110v, 50 hz, class of insulation 180 c, control supply transformer, natural air cooled for control panel of rmpu ac coaches as per bill of materials of rdso specification no.elps/spec/ac/04 (rev.3), may 2009 or latest

Metalized carbon strips suitable for high reach pantograph with add provision. specfication:- rdso spec. no- rdso/2014/el/spec/0114, rev-0, date may 2014

High pressure cut out switch cartridge type etc

Polyamide flexible conduit, nominal size nw-17, outer dia 21.2 +/- 0.2 mm, without straight pg metal thread end fitting, as per sr. no. 3 of table-a1 of annexure-a of rdso specification no. rdso/pe/spec/ac/0138-2009 (rev-1) and conforming to specification no. rdso/pe/spec/ac/0138-2009 (rev-1).

Polyamide flexible conduit, nominal size nw-12, outer diameter 15.8 +/- 0.2 mm, without straight pg metal thread end fittings, as per annexure-a sr. no. 2 of a-1 of rdso specification no. rdso/pe/spec/ac-0138-2009 (rev-1), and conforming to rdso specification no. rdso/pe/spec/ac-0138-2009 (rev-1), suitable for lhb type coaches.

High reach pantograph for electric locomotives. rdso/2007/el/spec/0054 rev-3 amendment 2 str: rdso/2008/el/str/0049 rev 2 .

Mpcb, current rating: 16 a, thermal release range: 10-16 a, class: 10, breaking capacity: 10ka, pole: 3 p, voltage rating: 415 v ac conforming to rdso spec. no. rdso/pe/spec/ac/0184 - 2015 (rev. 0) as per drg.no. nil specn: rdso spec. no. rdso/pe/spec/ac/0184 - 2015 (rev. 0)

Hermetically sealed scroll type compressor using r-22 refrigerant gas , working on 3 phase 415v ac, 50hz , suitable for use in icf type rmpu ac coaches, conforming to rdso spec no. elps/spec/ac/03 (rev-2) may 2009 with amendment no. 1 & 2. accepted make & model no:- rdso approved model no. zr61 kc tfd 522 of m/s copeland make only.

Procurement of 110v brushless dc/ac universal fan 450mm sweep as per rdso specification no. rdso/pe/spec/tl/0021/2005 rev-3(amd-1) & rdso specification no. rdso/pe/spec/tl/0050 (rev-1) with ss guard, rubber gasket, connector & hardware included.

Finishing varnish tva1410,5588/407 as per rdso spec. no. rdso/ 2008/el/spec/0081 rev o (a 0209) along with thinner s110, 5588/409 as per rdso spec. no. rdso/2008/el/spec/0082 rev o (a 0152) at a ratio of 2:1 i.e. set consisting of 40 kgs of varnish and 20 kgs of thinner.