Tender For auction sale of la stacks,earth wire,copper scrap,ballast/choke,gi pieces, ut bolt,cable conductor (aluminum scrap),vrla batteries,tafe battery and amaron battery,plcc panel
Tender For supply of 2 kva ups, battery ah - 100ah, battery voltage-12v, no. of battery- 4nos. with 90 minute battery back up ( separate batteries with stand), battery smf-vrla conforming to jisc:8702(pt.i, ii & iii), in put: single phase 160v 260v output :- single phase 230v +/-1%, as per model: online ups hr series of better power or similar in luminous or microtek. conformity to is : 9000 ( q3). degree of protection: ip21. make- luminous , microtek or similar. [ warranty period: 30 months after the date of delivery ]
Tender For supply of 48v-200ah vrla battery, consisting of 24 nos of 2v/200ah cells in factory charged condition inserted in ms rack with inter cell & inter module connector as per rdso specn. irs:s:93/96 with amendment -1 or latest. [ warranty period: 30 months after the date of delivery ]
Tender For supply of 12v, 70ah vrla battery for lhb coaches in pp-cp container (9 monoblocks in one set and one monoblock voltage 12 v) as per rdso's spec. no. rdso/pe/spec/ac/0009- 2021 (rev. 2). make: rdso approved. [ warranty period: 30 months after the date of delivery ]
Tender For supply of online ups 6kva single phase as per is:16242/iec-62040, igbt-pwm based, input voltage 160-260v, output voltage 230vac,with battery bank of smf-vrla batteries conforming to jisc:8702 latest. the batteries should be capable of delivering minimum 30 min. backup time. warranty of ups & batteries-min. 03 years. the enclosure of ups shall be of duly powder coated m.s sheet of min. 1.2 mm thickness. the ups shall be complete with trolley for battery bank. ups shall have valid bis crs certifications as per is:16242 with availability of test reports from govt./nabl/ilac accredited lab. [ warranty period: 30 months after the date of delivery ]
Tender For supplying, installation and commissioning of the following items under rusa project in rajabazar science college campus, university of calcutta- 1. wind generator (24v, 400 watt) coupled with wind turbine 2. rectifier unit and other accessories 3. battery charge controller 4. 24v battery 80 ah (lead acid maintenance free vrla)