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Tender For supply of earth fault relay for aux.convertor 415/110v ckt. harmonic filter and conto rl circuit (pos no. 89.2.89.5.89.6 and 89.7) 150 ma 43 ohm-36/110 volt as per abb document n o.hbvw 400011r0001 and clw specn.no.clw/es/3/0090 alt-c. [ warranty period: 30 months after the date of delivery ]
Tender For corrigendum : supply of different materials used for testing at electricity test division, unnao under electricity distribution circle, unnao. - o/c & earth fault relay (ashida adr 241 b), clamp meter (0-20a), combination pilier (taparia), rachet set (taparia), grinder bosch (240 volt, ac operated), drill machine (240 volt, ac operated), spanner set (taparia), pcv tape (red, yellow & blue) colour, pin type & u type copper lug 2.5 mm2 (100 each), dc indication led (24 volt to 36 volt) suitable for 11kv & 33kv control pannel, flexible copper wire havells (red, yellow & blue, black color) 2.5mm2, tripping coil with assembely make tripping coil assembly stable 33 kv vcb (stelmec, toshiba, cg, schneider), oti(oil temperature indicator) with limit switch alarm & trip contact, temp range (0 c to 150 c), wti (winding temperature indicator) with limit switch alarm & trip contact, temp range (0 c to 150 c) with gradient adjustment through a shunt for ct secondary input (1amp to 5amp), closing coil with assembely make tripping coil assembly stable 33 kv vcb (stelmec, toshiba, cg, schneider)
Tender For supply erection testing and commissioning of new numerical distance relay p442 type and (iec61850) over current earth fault relay and under voltage and overvoltage relay under various substations of 220 kv substation division panki kanpur
Tender For testing and calibration of different electrical equipment related to ht installation (vcb, transformers, starters, motors, protective relay etc.) at chhal ocm , secl, raigarh area . - item description, testing & calibration of protective relay ( idmt/overhead relay, elr, cdg, earth fault relay, no volt relay/master trip relay, under/over voltage relay), testing of 6 nos. 6.6 kv/230v, 25 kva, transformer, 1 no. 1250kva, 33kv/3.3kv transformer and 1 no. 315kva, 3.3kv/440v transformer, this includes magnetizing test, magnetic current test, vector group test, ir/pi test, ratio test, acidity test, as per latest cear field testnote: work also includes prepartion of test report etc., testing of 6.6 kv ht motor, this is include ir/pi test, inductance test asper latest cear flied test, test and calibration of 6.6 kv vacuum circuit breaker panel having 5 nos. panels received from j&k area at chhal ocm sub station and 2 no. field vacuum circuit breaker chhal ocm sub station, 1 no. sf6 circuit breaker dharam sub station, which includes ir test, contact resistance test, close open test, as per latest cear field test, ir/high voltage test of cables, testing & calibration of all other protective/measuring equipments (meggers, lux meter, high voltage detector, multimeter etc.) in mine & surfacenote: work also includes prepartion of sigle line daigram, mine plan, test report etc., test of 6.6 kv overhead lines, which includes ir test of conductor, and post , disc insulator ir test as per latest electricity rule, test of 6.6 kv ht starter panel, which includes ir test, contact resistance test, close open test, as per latest cear field test, total impact of gst for the purpose of ctc
Tender For supply of earth leakage relay, voltage 110v ac supply fault current range- 100ma to 750ma, trip time 0.2se , ngr monitoring fall safe relay, type: ss433-23 solid state, with trip and relay healthy conditions , power pack unit type- ppu, voltage 110v-ac
Tender For retro fitting of 33 kv over current earth fault relay and master trip relay for various 33 kv feeders at 132 kv ss aligarh iii under etd i aligarh.