REPAIR AND MAINTENANCE OF HT DISTRIBUTION LINE, TRANSFORMER WITH ALLIED WORKS UNDER GE RAMGARH CANTT

Amount

M & L for Servicing / Calibration to 33 KV HT VCB panel ( Incomer panel No : 1) complete including the following : switching off electric supply, Checking of mechanical system for proper functioning, replacing closing buffer, triping buffer (VMX type), V I connection gap check, motor coil resistance check, closing coil resistance check, spring charging cut off switch check, aux switch check, NO-NC states check, trip coil resistance check, testing details, timing test, oil value test, breaker timing test, connector resistance test, IR value test, HV test, mechanical and electrical mechanism check, counter reading check, shock observer check, pre close/ post close circuit check, test and service position limit switch check, breaker drive screw operation check, trip coil assemble operation check, mechanical latch . Cleaning & servicing the fixed/ moving contact & blowing out dust and applying the proper lubrication/ greasing and reassembling the VCB including connection to HT panel complete including replacement of following spares and to be replaced where reqd all as directed, Unit rate include two preventive maintenance and one break down during the entire period of work complete all as directed. (a) Control Fuse with link 32 A, - 12 Nos (b) Trip Netural close switch, - 01 No (c) Hooter 30 V DC - 01 No (d) Multifunction energy meter with KHW KVAH, PF, HZ, KW etc loding - 01 No (e) Indicating LED lamp - 03 Nos Note:- (i) Maitenance of all HT VCB will be carried out as per maintenance schedule (ii) Testing of above job to be carried out by engineers of authorised dealer/service centre. (iii). Test certificate shall be submitted by the contractor after completion of work.

Description all as per item no 01 but for 33 KV HT VCB panel main incomer -2 including replacement of following spares and ditto (a) Control Fuse with link 32 A, - 12 Nos (b) Spring charging motor 230V AC - 01 No

Description all as per item no 01 but for 11 KV HT VCB panel main incomer - 1 including replacement of following spares and ditto (a) Digital Frequency Meter 3 Phase, - 1 No (b) Hooter 30 V DC - 01 No

Description all as per item no 01 but for 11 KV HT VCB panel (River Side sub station ) including replacement of following spares and ditto (a) Servicing and calibration of annuciator panel Qty 01 No (b) Digital Frequency Meter 3 Phase, - 1 No (c) Indicating LED lamp - 03 Nos (d) Hooter 30 V DC - 01 No

Description all as per item no 01 but for 11 KV HT VCB panel (17 Camp Pump House sub station ) ncluding replacement of following spares and ditto (1) Servicing and calibration of annuciator panel - 01 No (2) Digital Frequency Meter 3 Phase, - 1 No (3) Indicating LED lamp - 03 Nos (4) Hooter 30 V DC - 01 No

Description all as per item no 01 but for 11 KV HT VCB panel main incomer - 02 including replacement of following spares and ditto (1) Spring charging motor 230V AC - 01 No (2) Bridge Rectifier of DC Motor, - 01 No (3) Hooter 30 V DC - 01 No

M & L Pin type, porcelain, vitreous, white, brown or green insulator including one galvanised mild steel spindle, two galvanised iron washers and one galvanised iron nut, 150mm height, 150mm dia for 11000 volts grade complete all as specified and as directed.

M & L disc type porcelain, vitreous, white, brown or green Two-in-series' assembly for tension with tension clamps for conductors, working pressure 11000 volts insulator 145mm high and 225mm dia ball and socket type working pressure 11000 volts grade complete all as specified and as directed.

Dismantling insulators any type any size complete all as specified and as directed.

M & L, for aluminium conductor steel reinforced of any description including fixing of copper binding wire or aluminium tapes including jointing, provision of jumpers etc, complete all as specified and as directed.

Labour for re-string/fixing aluminium conductor steel reinforced of any description including fixing of copper binding wire or aluminium tapes including jointing, provision of jumpers etc, complete all as specified and as directed.

Dismantling unserviceable ACSR conductor, service feeder or distribution span complete all as specified and as directed.

M&L cross arms, bracings, supports, clamps and back plates fabricated from structural steel sections including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts, in any shape or size as indicated or directed and painted with two coat of aluminium paint over a coat of red oxide primer complete all as specified and as directed

Dismantling cross arms of MS channel or angle section etc complete all as specified and as directed.

M & L stay assembly complete with accessories, shown in electrical plate No 1 of SSR Part-I , including 1 No loop type insulator large size 90mmx140mm, stay clamp, with 20 mm dia stay rod, complete all as specified and as directed.

Dismantling stay assembly complete all as specified and as directed.

Supplying, transporting, erecting and fixing Steel tubular swaged poles , swan neck type 410 SP-31 ( 9.0 metres long) complete with cast iron base plate, finial, taper plug, bolts, nuts and screws as specified, including necessary excavation and earth work , PCC 1:4:8 type D2 in foundations below pole, PCC 1:3:6 type C2 around poles and PCC 1:3:6 type C1 as in plinth block , disposal of surplus soil to a distance not exceeding 50 m and depositing where directed, painting steel tubular poles exposed surafces with Aluminium paint two coats over one coat of red oxide primer and providing 300 mm wide bands (3 bands/ straps with synthetic enamel paint and 2 bands with Black bituminous paint ) from plinth block and numbering of poles , painting embedded portion of poles with one coat of bituminous paint complete all as specified and directed.

Dismantling the existing unserviceable ( damaged/broken) mild steel swaged poles / RCC poles or unserviceable tilted steel pole of any size, from ground after necessary excavation etc. and removing the unserviceable poles including making good disturbed ground complete all as specified and as directed.

M & L for Cradles, hexagonal/rectangular,fabricated with galvanised steel wire 3.15 or 4mm dia complete all as specified and as directed.

Dismantling earth wire or copper conductor, service feeder or distributor span

Supply and fix, in replacement danger notice plate of size 25 x 20cm size and 1.6mm thick MS sheet, vitreous enamelled white with letters, figures and conventional skull & bones in signal red colour and fixed with nuts, bolts, steel brackets of approved size for HT complele all as specified and as directed.

M & L for Painting of HT steel pole with cross arms, clamp of any length and shape for HT overhead line with two coats of aluminium paint including preparation of the existing surface including marking pole numbers in a Black colour numbering with synthetic enamelled paint and strip marking of THREE BLACK AND THREE YELLOW alternatively from bottom of pole to 90 CM height and providng three Nos of Yellow & Black at suitable height complete all as specified and directed.

M & L for painting three strip alternative layer width 20 mm with black , Red, Black of radium/photosinthetic paint on steel tubular poles etc after preparation of old surfaces on coping of pole complete all as specified and as directed.

Earthing complete with galvanized iron earth plate electrode 60 cm x 60 cm x 6 mm thick buried directly in ground (earth pit not less than 2.25 m below normal ground level) with top edge earth plate not less than 1.5m below GL. connected to galvanized earth lead wire 4 mm dia to earth plate electrode by means of nuts, bolts and washers made of galvanized iron or steel earth wire protected by 15 mm bore light grade GI pipe and connected for body earthing of feeder pillar box all as specified with & including PCC (1:3:6) type C1 pit and precast RCC (1:2:4) type B1, cover slab of size 300x300x50mm, with handle GI funnel, wire mesh, 20mm dia GI pipe medium grade for watering, charcoal and salt in alternate layer including necessary earth work on any type of soil and removal etc, complete all as specified and shown in electrical plate No 3 of SSR Part I and as directed in repair.

Earthing complete with galvanized iron earth plate electrode 60 cm x 60 cm x 6 mm thick buried directly in ground (earth pit not less than 2.25 m below normal ground level) with top edge earth plate not less than 1.5m below GL using galvanised iron strip 32×6mm as earthing lead to earth plate electrode by means of nuts, bolts and washers made of galvanized iron or steel earth wire protected by 15 mm bore light grade GI pipe and connected for body earthing of feeder pillar box all as specified with & including PCC (1:3:6) type C1 pit and precast RCC (1:2:4) type B1, cover slab of size 300x300x50mm, with handle GI funnel, wire mesh, 20mm dia GI pipe medium grade for watering, charcoal and salt in alternate layer including necessary earth work on any type of soil and removal etc, complete all as specified and shown in electrical plate No 3 of SSR Part I and as directed in repair.

M&L for Lightning arresters expulsion type complete with all fittings, transmission class, discharge capacity 65 kilo amp 11000 Volt complete all as specific and as directed.

Supplying, installing, fixing, commissioning and testing of Air break gang operated triple pole switch out door type of capacity 200 Amps AC mechanically operated mounted on insulators and steel frame with operating mechanism worked from ground level and Drop-out fuse set (set of 3 Nos), mounted on insulators with steel frame with Expulsion fuse carriers and fuse element Upto 25 Amp complete with locking arrangements incl pad locks with key complete suitable for 11KV, HT, 50 Hz complete all as specified and directed.

Supplying, installing, fixing, commissioning and testing of Air break gang operated triple pole switch out door type of capacity 400 Amps AC mechanically operated mounted on insulators and steel frame with operating mechanism worked from ground level and Drop-out fuse set (set of 3 Nos), mounted on insulators with steel frame with Expulsion fuse carriers and fuse element Upto 25 Amp complete with locking arrangements incl pad locks with key complete suitable for 11KV, HT, 50 Hz complete all as specified and directed.

Disconnecting existing voltage stabilizer, draining out transformer oil and keep in separate barrel after opening out nuts/bolts, top cover, carefully taking out exiting winding LV and core complete at work shop. Checking of LV coil and damage coil to be rewinding separately. Those , LV coil having good megger value will be reassemble fix after heat varnish complete including testing all as specified and as directed. Note:- (i) Unit rate include two preventive maintenance and two break down during the entire period of work. (ii) Contractor has to submit the test certificate dully signed by OEM representative after completion of work.

Disconnecting existing 11KV/433V, upto 250 KVA transformer, draining out transformer oil and keep in separate barrel after opening opening out nuts/bolts, top cover, carefully taking out exiting winding LV and core complete at work shop. Checking of ,LV coil and damage coil to be rewinding separately. Those , LV coil having good megger value will be reassemble fix after heat varnish complete including testing all as specified and as directed. Note:- (i) Unit rate include two preventive maintenance and two break down during the entire period of work. (ii) Contractor has to submit the test certificate dully signed by OEM representative after completion of work.

M&L for Dehydration of transformers oil (Tranformer of voltage rating 33 / 11 KV , 11KV/440 Volt as required at site) minimum three cycles to achieve dielectric strength up to 50 KV in 2.5 mm gap electrode including toping up of Transformer oil if required at site . Note: (i) Dehydration of transformer oil shall be carried out at site and contractor shall be taken the testing result before and after dehydration of oil and shown to the EIC at site and maintain necessary documents for record . (ii) Dehydration Machine with all T&P & Transformer oil testing machine for dehydration of Transformer oil and necessary transportation for the machines shall be arranged by contractor . (iii) Oil required for topping up the transformer will be measured & paid separatly.

M&L for replacement of silica gel of any capacity transformer all as directed after taking out the old one.complete all as directed.

M&L for replacement of silica gel container of required size of any capacity transformer all as directed after taking out the old one complete all as directed.

Material and labour for topping up the new transformer oil having dielectric strength more than 50 KV, for transformer of voltage rating 33 / 11 KV , 11KV/440 Volt as required at site as brought in sealed containers ISI marked as approved by GE. Make:- Transuoil/Indian oil. Note:- Test certificate of new transformer oil to be produced to the department.

M&L for servicing testing and calibration of APFC panel working on 3 phase 440 Volt 50 HZ , AC supply of rating up to 400 KVAR of any type/ make complete type taking the shut down with prior intimation and cleaning the LT panel by using air blower lighting and inspection of control circuit incoming power supply cable connections earth connection including calibration and testing of relay system and complete checking of all fuses indicating lamps sealing of APFC at bottom including servicing the power pack/DC supply system for smooth functioning of APFC panel by qualified service personnel / OEM representative including replacement of following spares complete all as specific and as directed. (a) Control Fuse with link up to 32 A, Qty 12 Nos (b) MCB TP up to 32 Amp - 01 No (d) Multifunction meter - 01 No (e) Indicating LED lamp - 03 Nos Note:- (i) Unit rate include two preventive maintenance and two break down during the entire period of work. (ii) Contractor has to submit the test certificate dully signed by OEM representative after completion of work.

M&L for portable distubtiun unit made of IP-65 Mi combinable type plug and socket DB with plug-socket made of high quality polycarbonate PC-GFS (totaly insulated class II) weatherproof as per following standard IEC 60 439 - 4, IEC 60695 - 2 -11, IEC 60529, IEC 61 439-2 complete all as specified and as directed. Make: Hensel / ABB / EMITTER as approved by the GE. Note: (i) Contractor has to submit the type test certificate as per IEC 60 - 309 & VDE sepecification dully signed by OEM representative after completion of work.

M&L for HT fuse Link 11 KV, 03 Amp bottled type suitable for protection transformer complete all as specified and as directed., Make; GE Cat No.VTF 11/3A , Code No. SFB9103001 orequvalient as approved by the GE

Supply & fix lightening arrestor linear resistance type complete with all fitting,distribution class suitable for 33 KV system pole mounting type conforming to IS - 3070 Part-I including taking down existing unserviceable one complete all as specified and as directed.

Raj Construction