Tender For supply of complete manually operated mechanism , off load isolator 630a , high speed tripping relay , single phase rectifier power pack 110 vo , dgtl elr 0.5- 8a,110vac,w cbct,door mntd , combined under and over voltage relay , 4 p non directional idmt static relay 3 , vcb, trck drwt,12kv 800amp 26ka , busbar spout800amp , bus bar spout 12oo amp , heavy duty epoxy resin cast pt ratio 6. , heavy duty epoxy resin cast potential tr
Tender For work of erection of 66 kv equipments, structures, cpb3 with section isolator, dismantling of single 66kv zebra bus and re-stringing of 66k v bus of single zebra & control wiring with pt 2 bay erection etc. at 66 kv karkhadi s/s approved in r&m 2020-21 plan under gotri tr division
Tender For corrigendum : supply of 415v, utilization category ac23a, 630a local isolator cabinet in sheet steel enclosure complete with 630a, 3 pole load break switch. 2. shall be with side operated handle, padlocking facility, prebreak micro switch having 1no+1nc contact. 3. micro switch contacts shall be wired to 4 sq mm tb for external termination. 4. provision of padlock system having sufficient space to lock the isolator at off position by minimum two agencies at a time. 5. complete with both power & control circuit wiring with all insulators, bus bars and control terminal blocks. 6. detachable bottom gland plate for entry of cables from bottom. 7. front door shall be hinged and inter-locked with the isolator in 'on' position. the front door should have a minimum 3 mm thickness perspex/triplex window for observation of position of contacts. 8. isolator should confirm to iec 60364 standard. 9. the dimensional drawing of the local isolator cabinet or product catalogue showing mounting arrangement of the components should be enclosed along with the offer. 10. isolator cabinet should be provided with rain canopy. 11. any isolator parts should not be made of aluminium/aluminium alloy. 12. isolator cabinet shall be metal enclosed suitable for wall fixing using 4 welded fixations, dust and vermin proof and shall be provided with degree of protection as ip-55. 13. provision for three distinct parallel busbar per phase for termination of three nos of 240 sqmm aluminum cables for incoming and two distinct busbar per phase for termination of 120 sqmm copper cable. 14. all hardware used in isolator cabinet shall be corrosion resistant. 15. minimum clearance between the live parts and detachable bottom cable gland plate shall be 400mm. 16. cabinet should be painted with alkaline resistant epoxy paint. 17. isolator cabinet shall have provision for earthing at two separate and distinct points. 18. each isolator cabinet should be supplied with panel keys., push button station specification: 1. pbs made of 2mm sheet steel enclosure with rain canopy, protection: ip-65. 2. 01 no. of green colour start pb with 1no+1nc contacts, 01 no. of red colour stop pb with 1no+1nc contacts, 01 no.of increase pb with 1no+1nc contacts <(>&<)> 01 no.of decrease pb with 1no+1nc contacts. one emergency stop push button with 1no+1nc contacts (push to lock type) shall be provided. size of each push button is of 22.5mm diameter. inscription plate for all push buttons. 3. pb shall be wired with 2.5 sq.mm. copper wire to 40 nos. serially numbered terminal blocks (tb) of elmex make having tb-5-6, 7-8, 11-12, 13-14 <(>&<)> 17-18 shorting link. 4. two nos. of cut out of size 72x72 mm for ammeter and rpm meter shall be provided. 5. 'on','off' <(>&<)> 'trip' indication led lamps in red, green <(>&<)> amber colour respectively with inscription plate to be provided. 6. all push buttons, elements, led lamps <(>&<)> cutout for ammeter <(>&<)> rpm meter shall be on the hinged door of the pb station. 7. pb station shall be weather proof, neoprene rubber gasket suitable for outdoor application. 8. 2nos. of earthing studs to be provided. 9. left side hinged door shall be provided with flexible braided copper earthing. 10. pbs shall have 04 nos. of corrosion free bracket suitable to fix on vertical surface. 11. detachable gland plate to be provided. 12. the push button shall be painted with one coat of red oxide primer <(>&<)> two coats of zinc chromate primer and finally finished with stoving enamel grey paint. 13. the push button station shall be generally in line of enclosed drawing (fig-2). 14. party to submit the drawing along with the offer for technical scrutiny.
Tender For post insulator for 25 kv isolator and bus bars (ri 6090) rdso spec: ti/spc/ohe/ins/0071, str: ti/str/010 rev-01, o r latest .warranty period: 30 month(s) from the date of supply. [ warranty period: 30 months after the date of delivery ]
Tender For supply of expansion type terminalconnector to suit 50 dia aluminium tubular bus-bar to terminal pad of 25 kv isolator/ct/cb (ri no. /part no. 11061, 11062, 11063) with fasteners, as per rdso specification ti/ spc/ohe/fitting/0130-10/13-rev-1 & drawing no. eti/psi/p/11060, rev.e or latest. make/brand - core ap proved vendors only. (list attached) [ warranty period: 30 months after the date of delivery ]
Tender For tender for supply of electrical spares - contactor as per tech specs serial no 1 , ammeter as per tech specs serial no 2, holder as per tech specs serial no 3, earth lekage relay as per tech specs serial no 4, pilot relay as per tech specs serial no 5, pilot relay as per tech specs serial no6, kit contact as per tech specs serial no 7, bolt as per tech specs serial no 8, cbt as per tech specs serial no9, kit contact as per tech specs serial no1 0, power contactor as per tech specs serial no11, thermal over load relay as per tech specs serial no12, ht hrc fuse as per tech specs serial no13, cnctr lug as per tech specs serial no14, cnctr lug as per tech specs serial no15, wrench set as per tech specs serial no16, cable asw per tech specs no 17, bolt as per tech specs serial no18, bolt as per tech specs serial no19, bolt as per tech specs serial no20, bolt as per tech specs serial no21, contactor as per tech specs serial no22, clamp grinding as per tech specs serial n.23, earth bus bar as per tech specs serial no24, tester as per tech specs serial no25, switch as per tech specs serial no26, relay cntrl as per tech specs serial no27, pliers as per tech specs serial no28, switch as per tech specs serial no29, contactor as per tech specs serial no30, isolator as per tech specs serial no31 , pilot relay as per tech specs serial no 32, power transformer as per tech specs serial no 33, auxulary contact as per tech specs serial no 34, kit contact as per tech specs serial no 35, start stop microswitch as per tech specs serial no 36, shunt trip coil assy as per tech specs serial no 37, kit contact as per tech specs serial no 38
Tender For electrical repairing / re-wiring and changing of electrical items of 9.0 office, konar river side pump house (2 nos.) and civil office under kathara colliery. - wiring for light point /fan point/exhaust fan point / call bell point with 1.5 sq.mm frls pvc insulated copper conductor single core cable in surface / recessed medium class pvc conduct, with piano type switch, phenolic laminated sheet, suitable size m.s box and earthing the point with 1.5sq.mm frls pvc insulated copper conductor single core cable etc. as required. group a , supplying & erection of stay set complete (galvanized) with 19/20 mm dia x 1.8 meters long stay rod, anchor plate of size 45 cm x 45 cm x 7.5 mm, thimble, stay clamps, turn buckle (20 mm x 60cm), 7/4.00 mm dia g.i stay wire and strain insulator etc in cement concrete 1:3:6 (1 cement : 3 oarse sand : 6 graded stone aggregate 40 mm nominal size ) foundation including excavation and refilling as required. 2. group b , wiring for light point /fan point/exhaust fan point / call bell point with 1.5 sq.mm frls pvc insulated copper conductor single core cable in surface / recessed medium class pvc conduct, with piano type switch, phenolic laminated sheet, suitable size m.s box and earthing the point with 1.5sq.mm frls pvc insulated copper conductor single core cable etc. as required.3. group c , supplying and fixing metal box of 180mm x 100mm x 60mm deep (nominal size) on surface or in recess with suitable size of phenolic laminated sheet cover in front including providing and fixing 6 pin 5/6 & 15/16 amps socket outlet and 15/16 amps piano type switch, connection, painting etc. as required. (for light plugs to be used in non residential buildings)., supplying and fixing metal box of 150mm x 75mm x 60mm deep (nominal size) on surface or in recess with suitable size of phenolic laminated sheet cover in front including providing and fixing 3 pin 5/6 amps socket outlet and 5/6 amps piano type switch, connection, painting etc. as required. (for light plugs to be used in non residential buildings)., supplying and fixing following piano type switch / socket on the existing switch box / cover including connections etc. as required. 1). 5/6 amps switch, supplying and fixing following piano type switch / socket on the existing switch box / cover including connections etc. as required. 2). 3 pin 5/6 amps socket out let, supplying and fixing following piano type switch / socket on the existing switch box / cover including connections etc. as required. 3). 15/16 amps switch, supplying and fixing following piano type switch / socket on the existing switch box / cover including connections etc. as required. 4). 6 pin 15/16 amps socket out let, supplying and fixing stepped type electronic fan regulator on the existing modular plate switch box including connections but excluding modular plate etc. as required., supplying and fixing followings way, single pole neutral, sheet steel, mcb distribution board, 240 volts, on surface / recess, completed with tinned copper bus bar, neutral bus bar, earth bar, din bar, interconnections, powder painted including earthing etc. as required (but without mcb/rccb/isolator).i) 2 + 4 way / 8 way, double door, supplying and fixing 5 amps to 32 amps rating, 240/415 volts, c curve, miniature circuit breaker suitable for inclusive for inductive load of following poles in the existing mcb db complete with connections, testing and commissioning etc. as required. i) single pole and neutral., wiring for circuit / sub main wiring along with earth wire with the following sizes of frls pvc insulated copper conductor, single core cable in surface / recessed medium class pvc consult as required. i). 2 x 1.5 sq.mm + 1 x 1.5 sq.mm earth wire, wiring for circuit / sub main wiring along with earth wire with the following sizes of frls pvc insulated copper conductor, single core cable in surface / recessed medium class pvc consult as required. ii). 2 x 2.5 sq.mm + 1 x 2.5 sq.mm earth wire, wiring f