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.

Railway carriage fan 140v ac 50 hz fixed type 450mm sweep with crash worthy fan guard without regulator conforming to rdso s specn. no. rdso/pe/spec/tl/0050 (rev.-1)-2010 or latest with all amendments.

Brushless dc railway carriage fan 225 mm sweep 110v dc bracket type complete as per rdso specification no. rdso/pe/spec/tl/0021-2005 rev.3 with amendment no. 1 with frp blade and crash worth guard. the guard shall be conforming to drg. no. icf/sk-7-6-158 coi-ii alt.g od of the fan guard 270mm plus minus 2 mm. dimension of fan shall conform to drawing rdso/pe/sk/tl/0026-2002 (rev 0 ) and complete fan will be silver ash colour

Ttps operation circle cad complete rewinding of ngef make 415v, 30kw, 1470 rpm, dm pump motor m4 sl.no.17262301 at clwph

(1) complete repairing and rewinding of 02(two) nos. c.g. make 20hp s50volt, 2900rpm auxiliary fan motor and (2) complete repairing and rewinding of bharat bijlee make 12.5hp 550volt 950rpm motor of kumardihi a colliery under bankola area.

Brushless 110 v dc railway carriage fan, 400 mm sweep, fixed type conforming to rdso specn. no.rdso/pe/spec/tl/0021/2005 (rev-3) with amdt.1, rcf annexure-1.

Single row deep groove ball bearing 6201zz for bldc railway carriage fan as per rdso spec no rdso/pe/spec/tl/0021/2005 (rev.-3), amendment no-1, make: skf/nbc/ fag only.

Oil testing & filtration of traction transformer & rewinding of blower motor including blower fan(runner) of 3 phase memu coaches at crws/bpl for two years 2026-27 & 2027-28.

Petty operation maintenance of capacities innovative schemes inc. and rewinding of pump motor, electrical inc. washing clearing of areator, filter bed, for uninterrupted supply of drinking water at different dws subdivision, rupaichari

Complete repairing/rewinding of 3 phase marathon make induction motor, 6.6 kv, 750 kw, 1492 rpm, sl. no. 3f660895/2 failed during operation in the deep mine pumping zone of rajmahal ocp.