Tender For supply of operation and maintenance of electrical and mechanical installations , job contract for operation and day to day maintenance services of airport systems equipments , execution of item of schedule of rates cpwd dsr 2022 as and when required , testing of transformer oil sample including conducting bdv test and submission of test report etc complete as required , filtration of transformer oil of 630 kva transformer , servicing and checking of lt air circuit breaker , servicing and checking of ht vacuum circuit breaker , calibration and testing of relays at ht panel , calibration and testing of following relays at lt and synchronizing panel , scrubbing, cleaning the existing surface of cubicle panel, feeder pillars and painting , lettering of maximum 2 inch size alphabetic or numerical , cleaning the surface of ms chequered plates , supply and replacement of silica gel in breather of existing 630 kva transformer etc. complete as required , lifting and lowering of 10 hp borewell submersible motor pump set , servicing and complete overhauling of 10 hp borewell submersible motor pump set , decoration of terminal building and canopy of rupsi airport , supply and replacement of defective smoke detectors , supply and replacement of defective manual call point , supply of convertor or driver suitable for philips make 20 w downlight types led luminaires or fittings , supply of convertor or driver suitable for osram make 120w types led luminaires or fittings , supply of convertor or driver suitable for havells make 18 or 20 w downlight types led luminaires or fittings , supply of convertor or driver suitable for wipro make 36w 2ftx2ft recess mounted fitting , supply of 1000w 240v lamp suitable for aerodrome beacon , supply of aerodrome beacon , calibration of clinometer , supply of reflector suitable for ama make papi , supply of 2c x 4 sq mm. secondary lead with plug , supply of b connector or four way porcelain terminal , supply of 5 kv grade 50 hz ac isolating transformer , supply of two pin halogen lamp holder suitable for 200 watt , supply of 5 w screw cap led lamp , supply of wind sock cloth , supply and replacement of led flood light , supply and replacement of obstruction light of wind direction indicator , supply and replacement of 180 ah 12 v lead acid battery , supply and replacement of 100 ah 12 v lead acid battery , supply of automaic electric hand drier , servicing, checking repairing overhauling and testing of crompton make 630 kva transformer
Tender For supply of improved design silica breather assly for loco transformer type hett 3900& 5400 as per rdso drg. no. skel- 4895 rev.-01 [ warranty period: 30 months after the date of delivery ]
Tender For supply of 25 kv ac memu transformer 1050 kva with hv turret and accessories complete conforming to rdso spec. no rdso/pe/spec/ emu/0137-2009 (rev 0) or latest with follwoing accessories only: 1.conservator with oil level gauge, 2. silica gel breather, 3. buchholz relay with diode, 4. thermostat, 5. drain plug (mounted on transformer tank), 6. filter valve, 7. oil inlet & outlet valves (mounted on transformer tank), 8. drain plug with locking plates (mounted on transformer tank), 9. air release plug(mounted on transformer tank), 10. pressure relief valve (mounted on transformer tank), 11. turret, 12. auxiliary fuses (100 amp & 250 amp: 02 each) 13. shrouds for traction & auxiliary winding will be providedby the firm in the transformer. [ warranty period: 30 months after the date of delivery ]
Tender For supply of breather/air dehumidifier for 7775/6531 kva for main transformer of 3 phase locomotive, technical data -em3ma and abb id no. hstn 422029 p0001 [ warranty period: 30 months after the date of delivery ]
Tender For supply of silica gel breather/dehydrator for oil filled transformer of rating 100kva & above, having glass container with clearview design,filled with silica gel,with oil cup. make: transequip model: dto-b/250gms mfrs.: modi & associates or similar make. [ warranty period: 30 months after the date of delivery ]
Tender For bid to ras bid to ras maintenance free dehydrating breather for 125 mvar shunt reactor as per item 1 of annexure , maintenance free dehydrating breather for 315 generator transformer as per item 2 of annexure
Tender For supply of improved design silica breather assly for loco transformer type hett 3900& 5400 as per rdso drg. no. skel- 4895 rev.-01 [ warranty period: 30 months after the date of delivery ]