Tender For annual servicing and overhauling of ht/lt equipment at garvi gujarat, new delhi-servicing and overhauling of vcb operatingmechanism, cleaning of contacts & insulatorsand making circuit breaker electrical operationalfrom tnc switch.testing of 11 kv vcb panels as per test detailsgiven below:a) high pot testing of each pole to checkhealthiness of vacuum interrupter and itsinsulators.b) high pot testing pf main bus bar.c) insulating testing of vcb in close and openposition.d) removing of moisture and sulfation from ct'sspouts and other insulators and providing reinsulation on these parts.e) testing of thermostatically controlled 230v acspace heaters in the ct's and cable endchamber.f) servicing and high voltage testing of the vcb.g) testing and servicing of ct & pt.h) testing and servicing of primary busing rod.i) testing and servicing of bus-bar supportinginsulator 400 amp.j) testing and servicing of rose contact3 nos ``02 testing and calibration of idmt protective relay2 o/current and 1 e/fault for ht and lt panelwith primary injection set.08 nos03 servicing and overhauling of different rating acbof capacity 2000 amp 5nos, 1250 amp 4 nos,operating mechanism, cleaning carbon fromcontacts & insulators and making circuitbreaker electrical operational from switch andsetting of tripping mechanism of acb,adjustment of contact spring and setting ofinbuilt protective device.12 nos04 servicing, testing of capacitor panel of capacity305 kvar i/c calibration of apfcr relay at site.02 nos05 servicing, cleaning and testing of dry type transformer ofcapacity 1250 kva, 11 kv/440 v 3 phase transformerincluding performing the following tests as per is standard:a) ir valueb) magnetic currentc) voltage ratiod) high voltage teste) core balance tests
Tender For supply of spare parts of 3 point 3 kv vcb starter panel make protections india - isolator on by off type , overload relay complete , overload relay coil , power contactor vacuum break typpe , vacuum interrupter 3 point 3kv by 400a , e by l relay 50 to 250 250 to 750ma w by cbct , current transformer for ssp unit , voltmeter , ammeter , 3 pooint 3 by 6point 6kv ht power fuse , 3point 3 kv 3ph 100va pt epoxy
Tender For supply of spares components to earth leakage detector of anuvidyuth make. the set consi sts: 1. meter module (main card, insulation tester and panel meter), 2. channel module (channel card fitted with accessories), 3. main module for add-on units, 4. channel card, 5. mains cards, 6. cable cards, 7. moth er board, 8. panel meters, 9. transformer xr-273-3, 10. transformer xr-243-n1, 11. transformer xr-355, 1 2. terminal strips channel/mains, 13. display card, 14. test leads redx2+green, 15. frc connector for m eter reading, 16. relay 4 change over, 17. multi turn pot 20k (mt), 18. reset switch mpu-2, 19. dc buzzer , 20. rotary switch, 21. euro9 connector 32 pin, 22. euro connector 48 pin and 23. 1m potentio meter for m ain module. [ warranty period: 12 months after the date of delivery ]
Tender For corrigendum : supply of 33 kv protection panel for line-(with automation) , 33 kv protection panel for transformer-(with automation) , 36 kv cb relay panel without auto reclose
Tender For supply of the integrated microprocessor based numerical feeder protection module suitable with existi ng m/s. alind make 25kv traction substation control and relay panel as per rdsos spec. no. - ti/spc/psi/p rotct/6072 or latest comprising of two zone polygonal characteristic distance protection, wrong phase co upling (wpc), regenerative current relay (rcr), 2 stage (stage 1 instantaneous & stage 2 definite time) o ver current relay (ocr), potential transformer fuse failure (ptff) alarm and trip, auto reclosure relay, c b trip circuit supervision relay, breaker backup (lbb) and contact multiplication function for annunciation and tele-signaling of ap/gp low alarm and ap/gp low trip & lock out of feeder cb shall be incorporated in th e same module. [ warranty period: 30 months after the date of delivery ]
Tender For supply of insulator disc bakelite 46.5mm o a dia 0.5 mm thik with 3 holes , connector free electrical metal clad male contacts 2pole 88mm o a lg 31 mm o a dia , coil solenoid 30 ohms 1500 turns epoxy plastic moulded 39.5mm o a dia 24 mm lg. , transformerpower step down 220 volts 50 hz input with multiple output encapsulated in epoxy resin , conduit assy metal rigid steel seamless tube 10mm i d 12mm old bofors-4023989 complete with end fittings. , mount indicator tail 40mm aa l 70 gun , switch box battery mains eeum , switch box micro switch- assemble lh for 40 mm aa l 70 gun , conduit assy metal rigid steel seamless tube 10mm i d 12mm o d bofors-4025394 complete with end fittings. , conduit assy metal rigid steel seamless tube 10mm i d 12 mm o d bofors-6128613 complete with end fittings. , conduit assy metal rigid steel seamless tube 10mm i d 12 mm old bofors-6128615 complete with end fittings. , conduit assy metal rigid steel seamless tube 10mm i d 12 mm old bofors-4023990 complete with end fittings. , panel light rear assembly 40mm aa l 70 gun , heater immersion electric with thermostate control 40 mm aa l 70 gun assembly 220v 50 hz 500w , stud plain steel 28 mm long threaded m5 for 12mm and 10 mm at ends , reing sealing torroidal synthetic rubber 43 mm i d 1.6 mm thick , horn electrical 220v ac 50hz 40mm aa l 70 gun eeum , pin , plunger , sign for box distribution gun , turminal box 40mm aa l 70 gun electrical equipment upper mounting , strapping steel mild steel annealed zinc coated 5mm wide 05.5mm thik , spacer plate steel 90x41x12mm o a size with two fixing holes , plug and socket assembly electrical special purpose coil light assembly , cable gland assy brass threaded m18x1.5 cable inlet hole dia 10.5 mm , cable gland assy brass threaded m18x1.5 cable in-let hole dia 12 mm , strap retaining steel 28 mm x 15mm o a dimention , knob steel parkerised 5 mm shaft dia. 43 x21x12 mm o a size , switch sub assembly gun main motor stop switch , switch box micro switch assembly rh for 40 mm aa l 70 gun , connector fixed electrical assembly 4 male contacts c w protection cover , inductor audio frequency 1.1 h at 1kc s 1 volt working voltage 220 volts , armature relay arm breker gun electro magnet assembly , power supply box control local power for 40 mm aa l 70 gun , battery box with on off switch assembly 40 mm aa l 70 gun electrical equipt upper mounting , switch box lighting -on off eeum