repair maintenance of various electrical and mechanical services at nsti (w), sector-01, noida up (sh- ei works)--1. frls pvc insulated copper conductor single core cable/wire 2. pvc insulated pvc sheathed, armoured tinned copper conductor telephone cable/wire 3. xlpe insulated, pvc sheathed aluminium conductor armoured cable fans 4. ceiling fans 1200 mm sweep bee 1 star rated isi marks 5. sweep exhaust fan 900 rpm heavy duty 6. oscillating wall fan 7. fresh air fan db/mcb/mccb’s 8. mcb / mcb db and sheet steel metal enclosed industrial socket, plug top and isolators 9. mccb switch/socket/steel conduit 10. g.i. box with modular plate switch/socket outlet 11. steel conduit feeder pillar/panel/octogonal pole 12. lt panel/ meter panel board/ outdoor feeder pillar/apfc panels / bus ducts 13. octagonal pole 14. all led fittings 15. led fittings 16. phase indication light 17. aviation obstruction light fitting 18. brass compression gland 19. straight through joint with heat shrinkable kit 20. paint 21. change over switch 22. geyser copper tank 23. pump motor starter 24. smc junction / pole box pumps 25. mono block pump set pipe 28. g.i. pipe or m.s. pipe flanges 29 dwc hdpe pipe valve 30. butterfly valve nrv or any valve