REPLACEMENT OF BER TRANSFORMERS AND EQUIPMENT UNDER GE AWC MHOW

Amount

Excavation in trenches in any type of soil not exceeding 1.5 m wide and not exceeding 1.5 m in deep and getting out for laying of cable/ pipes etc including forming bottom surfaces to the required level/slope complete all as specified and directed.

Returning , filling in includiing spreading levelling, watering and well ramming in layers not exceeding 25 cm thick in any type of soil complete all as specified and directed.

Removing surplus excavated soil to a distance not exceeding 50 m and depositing where directed at level not exceeding 1.5 m above the starting point complete all as specified and directed.

Material and labour for approved river sand cushioning for under ground cable in trenches 8 cm before laying and 15cm after laying of cable and punned thickness of sand shall be measured and paid for 18 cm only after punned /consolidated thickness complete all as specified and directed.

Supply, laying, testing and commissioning of cable XLPE insulated, screened, PVC bedded galvanized steel strip or wire armoured electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 240sqmm 3.5 core complete all as specified and directed. Make: Polycab / Havells / Universal cable / Gloster. Note: Excavation and earth work and sand cushioning shall be paid separately.

Supply & laying of unreinforced PCC Cable protection cover , Class LV ,Type1 flat ,size 250mm X150mm x 40mm as cable protection laid flat width wise complete all as specified and directed. Make: Mahtab tiles / Alankar Tiles/Pearlers Industries/SIND Mozaic Gujrat/JJ Concrete Lucknow.

Supply, laying, testing and commissioning of cable XLPE insulated screened PVC bedded, galvanised steel strip or wire armoured, electric power cable heavy duty with stranded aluminium conductor, 11000 Volt Grade of size 120 Sqmm 3 core including jointing complete all as specified and directed. Make: Polycab / Havells / Universal cable / Gloster. Note: Excavation and earth work and sand cushioning shall be paid separately.

Supply and laying reinforced precast concrete cable cover, class HVP, type-1, flat, size 300mm x 180mm x 40mm complete all as specified and directed Make: Mahtab tiles / Alankar Tiles/Pearlers Industries/SIND Mozaic Gujrat/JJ Concrete Lucknow.

Supply and laying galvanised iron pipe 'light Grade' 80mm in trenches , under floors, roads, along poles for protection of cables with all necessary fittings, including sealing ends complete all as specified and directed . Make: Jindal / Prakash Surya / Tata.

Taking down old unserviceable BER transformer of any capacity, disconnecting all HT/ LT cable connections , earthing complete and shifting the same to MES store yard complete all as specified and as directed.

Taking down old unserviceable BER DG set of any capacity , disconnecting all LT cable connections, earthing complete and shifting the same to MES store yard complete all as specified and as directed.

Supply and fixing cable jointing kit 11 KV grade cable for out door termination heat shrinkable type joint complete with jointing material & accessories suitable for 3 core XLPE armoured cable alumininum conductor 120 sqmm complete all as specified and directed.

Supply and fixing cable jointing kit 11 KV grade cable for indoor termination heat shrinkable type joint complete with jointing material & accessories suitable for 3 core XLPE armoured cable alumininum conductor 120 sqmm complete all as specified and directed.

Supply, installing, testing and commissioning AC 3 phase 50Hz, 250 KVA capacity transformer copper wound step down transformer out door type11000/433 Volts (at no load) double wound oil immersed naturally cooled with external cooling tubes, core type delta connected on primary side (HV) and star connected on secondary side (LV) and have in tapping at +/- 2.5 % +/- 5.0% and +/- 7.5% to be changed by means of hand operated off load tap changing gear the maximum temperature rise should not exceed 45 degree centigrade in oil and 55 degree centigrade in HV/LV winding when measured by resistance method after continuous full load run in ambient temp of 40 degree centigrade and the transformer bushing on HT side and LT side all as per efficiency level -3 of IS 1180 , standard losses of transformer is 920 watts at 50% load and 2700 watts at 100% load with percent impedance is 4.5 complete all as specified and shall be Comprising following accessories and the transformer shall be comprised with the follwing standared fittings :-

(a) Three Nos porcelain Bushings HT 11 KV with copper bushing rods nuts and washers inside cable and including end box. (b) One cable box LV side consisting of four Nos porcelain bushing with copper rode complete with nuts and washer including box HV side. (c) Oil conservator with filter type drain valve and oil level gauge. (d) Dehydrating breather with first fill dehydrating agent (Silica Jal) (e) Explosive vent (f) Thermometer pocket on tank cover having maximum temperature indication with resisting device for transformer. (g) Rating plate and terminal marking plate (h) The earthing terminal two Nos to facilitate fixing of earth strip. . (i) Oil filling hole with cap/plug with connection plate complete. (j) Air relief valve plug. (k) Initial filling to transformer oil. Note : (i) Testing of transformer as per IS to be carried out by officers detailed by Accepting officer before despatch from factory site (ii) The transformer shall be tested by Officers nominated by accepting officer after installation at work site and before taking into chage.

Ditto all as per item No.14.00 above but 160KVA as per IS 1180 of energy efficincy losses for 50% load 570 Watts and 1700 watts for 100% load.

Supply, Installation, commissioning and testing of diesel engine driven Gen Set with acoustic cover to control the noise level as per limit of central pollution control board and including AMF panel 250 KVA 3 phase 415 volts 1500 RPM, 4 wire 50 cycles comprising of the following :

(a) Prime Mover:- Suitable for driving 250 KVA alternator, air cooled, battery start diesel engine of adequate BHP conforming to BSS frame pedestal support with anti vibration pad rated for continuous running capable of taking 10% over load for one hour in any 12 hrs operation with the following standard accessories:- (i) Fly wheel to match with the flexible coupling (ii)Flexible coupling with guard (iii)Air cleaner oil bath type/dry type (iv)Lubricating oil filter paper element type (v)Fuel pump (vi)Blower type fan and radiator (vii) Governor for class 'A' governing as per IS- 1601 of DS 349/1958 (viii) Starter, motor for electric start complete with dynamic alternate, lead acid batteries heavy duty of capacity 12V 180 AH each 02 nos or adequate size and recommended by manufacturer, length of cable not less than 2m long including battery box all as directed

(ix) Hour meter and RPM indicator (x) Exhaust pipe brought outside the bud and lagging of entire exhaust pipe with 12 mm dia arrestor rope (xi)Instrument panel duly wired comprising of the following (a)Lube oil temp gauge (b)Lube oil pressure gauge (c)High/low temp gauge (d)Starting switch with key (b) ALTERNATOR 250 KVA at 0.8 PF brush less self regulated 3 phase, 50 HZ 415 V 1500 RPM 4 wire screen protected drip proof free from stimulation problem continuous rating conforming to BS 2613 complete with automatic voltage regulator output voltage regulator between +5% or set voltage from no load to full load.

Note :- The above quoted rate is also included for the following:- (i) Any fittings, fixtures which are required as per IS for proper functioning of DG Set. (ii) Necessary foundation with frame for installaiton of DG Set shall be provided as per manufacturer drawings and specification. (iii) DG Set should automatically start when AC main fails and load should also transfer on DG set automatically and also switch off while main AC ON. (iv) The contractor shall also provide:- (a) Engine operation/ maintenance, (b) Spare parts, (c) Alternator warranty certificate, (d) Engine Test certificate. Make of Alternator - STEMFORD / CATTERPILLAR / CROMPTON GREAVES / MAHINDERA & MAHINDRA Ltd / Kirloskar/CUMMINS Make of Engine - CUMMINS / CATTERPILLAR / MAHINDERA & MAHINDRA Ltd / Kirloskar

Material and labour for earthing complete with galvanized steel earth plate electrode 600mm X 600mm X 6mm buried directly in ground vertically to a depth not less than 2.25m below normal ground level (with top edge of earth plate not less than 1.5 m below ground level) connected to GI strip 25mm X4mm main earthing lead by means of galvanized bolts, nuts and washers all as shown in electrical plate No 3 of MES Schedule Part-I (2009) with connected to earth test point & to main switch board etc with & including adequate quantity of charcoal dust and common salt alround earth plate, PCC (1:3:6) type C-1 (using 20mm graded black trap/granite/Basalt crushed stone aggregate) for earth pit with 40mm x 40mm x 6mm mild steel angle iron frame for cover, pre cast RCC (1:2:4) type B-1 (using 20mm graded black trap/granite/Basalt crushed stone aggregate) 40mm thick cover reinforced with 6mm dia bars 3 Nos both way with 12mm dia round bar handle, GI light grade watering pipe 20 mm dia with funnel and wire mesh, and 40 mm dia GI light grade earth lead protection pipe complete all as specified and directed.

Supply & fix AC three phase LTCT multifunction DLMS compliance Energy meter with enclosure complete including suitable CT of accuracy class 0.5 , 3 X 240V , 50 HZ with optical RS232port , Backlit LCD display Measures & display Trivector energy , Load survey (kWh, kVAr, PF, A,V per phase) , TOD , Tamper detection & logging , power On/Off events , Instantaneous parameters of rating -/5A with display in absence of power Model No TLPB1823131000OCI2 Or equivalent Meter should essentially be having all the features of TLPB1823131000OCI2 Make HPL , Schneider , ABB , Siemens , Havells complete all as specified and directed. (Note: - The cost quoted above shall include 01 No. meter reading software for meter data download for analysis along with meter data acquisition system/ network server and common meter reading instruments (like CMRI etc.) to transfer data from meter to the PC).

Supply, installing, testing and commissioning in correct assigned position, effecting proper connections, of out door type VCB, HT 33 KV, 25KA for 3 Sec 3 phase, 50HZ, 750 MVA,1250 Amps, including indoor type C&R Panel confirming to standard IEC 62271-100 Totally enclosed in metal clad enclosure with suitable size of internal wiring and suitable foundation with operating suport including 33KV meatering systeem with digital electronics meter complete all as directed at site and consisting the following :-

(b) Indoor type control and Relay panel free floor standing bottm support of l (i) Slef powered numerical microprocessor relay 3 O/C + 1E/F, IDMT 5-200% and percentage differential relay suitable for uneven /even burden of CTs, SCADA complete last 5 fault record with real time clock with auxiliary supply 24 volts DC supply complete- 01 Job. Make :- ABB / SCHNEIDER(AREVA) / SIEMENS / L&T. (II) Master trip relay, auxiliary relaye for transformer faults (Buchholz"s relay alarm, trip, oil and winding )- 01 Job. (iii) Local remote switch -01 No., Hooter- 01 No, including sufficient Nos of push button and indication lamp LED type as required for each indipendent operating , RYB phase, Breaker ON/OFF TRIP and spring charged etc complete -01 Job. (iv) Illumination lamp with holder operated with door limit switch , test terminal block, space heater, thermostat 30 to 90 degree centigrade, toggle switch for independent operation complete- 01 Job.

(c) Outdoor type current transformer 33KV, 400/5-5 Amp, 15 VA , burden accuracy class 5 P10 for protection and 1.0 for metering STC 25 KA oil cooled dead tank type complete set -01 Job. Make:- Laxmi / Kappa / AE. (d) ONAN Potential transformer 33000/ 33.14/ 110/3.14 minimum capacity 100 VA accuracy class1.0 with secondery protacted by SP MCB complete set of three -01 Job. Make:- Laxmi / Kappa / AE. (e) Operators manuals as per manufacturers instructions along with panel drawings -01 Set. (f) Foundation PCC and any other civil work as per manufactures instruction / drawings - 01 Job. (g) DC battery back up system as per manufactures recommendation or suitable to operate the entire system by providing minimum 13 nos of sealed maintenance free (SMF) battery of 02 volts, 100AH, with automatic battery charging unit of suitable capacity with battery stand to provide sufficinent power back up to operate the entire system complete- 01 Job. Make of battery:- Exide / Amco as approved. (h) Interlocking arrangement with 33 KV Isolator and 33 KV VCB with limit Switch- 01 Job. (i) Cemophore 24 Volts DC -01 No. (j) 12 window display for OTI, WTI, Bucholtz, trip and alarm etc- 01 Job

(k) Control cabling work with and including following size armoured copper cables of required length (as per site requirement) (i) 4 sqmm 4 core for Current Transformer (CT) (ii) 2.5 Sqmm 2 core for Potential transformer (PT) (iii) 2.5 Sqmm 16 Core for VCB. (iv) 1.5 Sqmm 4 core for interlocking of isoiator and breaker. (l) Contractor shall submit type test certificate to the Engr- in-Charge for approval before placing the order. (m) Any other item required to ccomplete the job deemed to be included in the rate quoted by the contractor. Note:- (i) Testing of VCB as per IS to be carried out by officers detailed by Accepting officer before despatch from factory site (ii) The VCB shall be tested by Officers nominated by accepting officer after installation at work site and before taking into chage.

Supply, installation, commissioning and testing, LT out door type panel board of size not less than 1600mm x1200mm x 600mm, kiosk type factory assembled fabricated and of suitable size angle iron, channel and MS sheet 3.00mm to 3.15mm thick (Inner compartment is 2.0 mm thick), double door type, front and rear openable with locking arrangement, duly powder coated painted with locking arrangement and independently housing for each control switch gear duly prewired with colour coading for three phasres and neytral, for 415 volts,800 amp busbar 50 Hz electric supply with and including suitable sizes of cable glands for incoming and outgoing cables, grouting the panel board on and including suitable size foundation structure made out if equale angle iron as mentioned mentioned below installation, comissioning and testing complete with the following switch gears/ accessories :-

Material and labour for danger notice plate of 1.6 mm thick mild steel vitreous enameled white of size 25cmx20cm with letter figures and conventional skull & bones in single red colour and fixed with mild steel clamps, nute, bolts, and washer clamps made out of GI 25mmx3mm for HT poles, transformers etc complete all as specified and directed.

Material and labour for cable path indicator made out of 300mm x 300mm x 1.6mm thick mild sheet duly rivetteed and welded to 600mm long mild steeel angle iron of 30mm x 30mm x 5mm and embedded in PCC 1:3:6 type C-2 block of size 300mm x 300mm x 300mm including necessary excavation and earth work and painting exposed surface of steel work two coats of synthemertic enamelled paint over a coat of red oxide primer and marking the size of cable and voltage complete all as specified and directed.

RASAM ENGINEERING COMPANY

POONAM ELECTRIC INDUSTRY

MORESHWAR ELECTRICALS CORPORATION

Sant Construction Co.

Jyoti enterprises

GUPTA ENGINEERING WORKS

United Sales Corporation

Raja enterprises