Comprehensive rehabilitation/ renewal of tap changer n-32 of conventional electric locomotives of loco shed izatnagar.

Camc of igbt - based ac-ac traction control system (lcc & tcc) of 14 hhp diesel locomotives at dsl/tnp through oem, m/s. medha servo drives pvt. ltd., hyderabad, for one year.

Comprehensive repair, condition monitoring and maintenance of microprocessor based control and fault diagnostic system(mpfdcs-ver-3) for conventional electric locomotives of dsl/amv & dsl/tkd

Camc / comprehensive repair/renewal of 180 kva static inverter (siv) of m/s aal make fitted in wag-7 conventional electric locomotives of jmpd

Amc for medha make remmlot system fitted in hhp locomotives of diesel loco shed patratu & maintenance of data center for 02 years at dls/ptru

Annual maintenance contract for maintenance of medha make microprocessor based control system (medha model mep 660) fitted on alco locomotives of loco shed, spj for a period of 02 year with oem on single tender basis.

Installation commissioning and testing of led based loco signal exchange lights for ac fitted cabs in 3phase and conventional; locomotives as per rdso modification sheet no. rdso/2018/el/ms/0470 dtd. 18.06.2018

Camc of igbt based ac-ac traction control system lcc tcc including mandatory and optional items for 39 hhp diesel locos at diesel loco shed, new guwahati for a period of 02 years through oem i.e. medha servo drives pvt. ltd., hyderabad on single tender basis as per rdso doc no. mp misc 326 rev 01.

Evaporator blower wheels (lhs & rhs) with housing, for cab ac of wag7 locomotives. note: 1) item should be suitable for 2t capacity roof mounted cab ac of make daulatram / fedders lylord / sidwal fitted on conventional electric locos to rdso specification no: rdso/2007/el/spec/0055 rev.2 of nov 2007/revised on 07.10.2014. 2) one sample to be got approved before effecting bulk supply.

Radiator blower motor with impeller and impeller fittings of powder drivers for 1300 kva emu transformer fitted in medha rake as per high volt electricals pvt. ltd. part no. e130050020, spec. kw -0.37/0.55, volt - 415 +/- 10 percent , effic. percent 73/80, hp - 0.5/0.75, hz-50 +/-5 percent , cos 0.56/0.87, rpm-1450/2850, amp-1.3/1.1, conn-star/delta, amb-40 degree c, wt-13kg, max alt 1000 mtr. make - mototek or similar, model - m3054/2hxp7181451/both.