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Renovation And Repair Work In Umaid Hospital Jodhpur (Electric Work) - Supplying and fixing of Aluminium (IEC 60105 ISO 209-1,2) / Copper (IEC 60028) bus bar by means of SMC / DMC type insulatorwith standard short circuit withstand capacity, high tensile nuts and bolts spring washers in existing panel including bending , cutting in required shape and size and colour coding with heat shrinkable PVC sleeves. All as per pre approved by Engineer in charge. For additional technical parameters of products/ work, refer Annexure "A" attached with this BSR . 2 Electrolytic grade Aluminium bus bar 6010 grade 3 SITC of IP-42 and general construction confirming to IEC 61439-1&2.type tested assembly (TTA)wall/ free standing floor mounted dust and vermin proof compartmentalisedcubical panel as specifications andOther parameters requiredas per point (a) ,(b), (c),(d), (e), (f), (g), (h) as below:- 4 (a) Panel having short circuit withstand capacity of minimum of 50 kA for 1s (Icw rating) at 415 V, 50 HZ AC supply, Rated Impulse withstand voltage (Uimp) of 12kV for withstanding against transient Overvoltages, mechanical impact level of IK10 level and internal arc for 50kA for 0.3 second with aluminum busbar and fully type tested at an Independent Laboratory, Type test certifacte has to be submitted for all rating of LV Switchgear to be used in Panel. 5 (b) All four Horizontal Busbars shall be in same compartment. Certified design of switchboards shall be proven design from OEM (Switchgear Manufacturer). OEM name should be mentioned on top of each column of switchboard. Also, OEM Partnership Certificate shall be furnished by Panel builder. Panel shall be fabricated with a double door arrangement. Front Door shall be fitted with transparent Glass to allow maintenance staff to visually access device status, meter readings, indicating lamp status without opening the door. 6 ©Panels and cubicles shall be fabricated with CRCA Sheet Steel of thickness, same as as per OEM Design. Sheet Steel having vibration free structure chemically treated with nine tank process before painting for surface treatment and powder coated, with suitable electrolytic grade high conductivity Aluminium busbar extensible type, busbar supports, ( Cost of Bus bar/ Flexible wire for Interconnection between Main busbar and Switchgearis to be Paid Extra ) 7 (d)Wiring between components within switchgear and Incoming / outgoing cableshall be done through the terminal block only. Direct connection shall not be permitted. Each terminal block shall be one piece moulded, barrier type, 650 volt grade, complete with washers, heads, studs with two nuts and identification strips and shall have adequate continuous current rating. For tap-offs, adjacent terminals with shorting strips shall be used. 10% Spare terminal blocks shall be provided. Wire identification on marking strip shall correspond to the designation of the wiring diagrams. All wire terminals on the equipment shall also be marked with designation corresponding to those of the wiring diagram. 8 (e)All wiring shall be enclosed in plastic channels and neatly bunched and closed in metering chamber, Wiring between terminals of various devices shall be ‘point to point’ (no wire splitting or tee connections) with wires neatly trucked along the back of the panels, adequately supported to prevent sagging. 9 (f)Floor mounted panel shall be mounted on Base frame of ISMCchannel size 100 x 50 x 5 mm( to be paid Extra ) 10 (g) Tests: The insulation resistance (with 1000 V Megger) and High voltage Power frequency test (by applying a voltage of 2.5KV for one minute) shall be measured between phases, between phase and neutral and between phase and earth. both before and after high voltage power frequency test. The insulation resistance shall not be less than three megaohm. CT Secondary current injection test and Heat run test(type test) shall also be carried out. 11 (h) only outer surface area on all sides shall be measured & panel to be fabricated only fromSwitchgear OEM approved fabricators only. All as per pre approved by Engineer in charge. For additional technical parameters of products/ work, refer Annexure "A" attached with this BSR . 12 Providing & Fixing of IS: 13875 & IEC :61326 confirming LED Digital type(up to 500) V range Volt meter / Direct- Ammeter /CT oertated ammeter/ Frequency meter / KWH meter / Multi Function Meter / Power analyzer of class 1 accuracyas per IS : 1248 of size 96mm x 96 mm including making connection by PVC insulated copper conductor with PVC sleeves / channel etc. as required.All as per pre approved by Engineer in charge. For additional technical parameters of products/ work, refer Annexure "A" attached with this BSR . 13 Three phase AMP + HZ + PF + KW + KVA + KVAR + KVARH+KWH+DUAL ENERGY+ ENERGY+THD-I, THD-V & RUN HRS 14 Providing & Fixing of BIS approvedCurrent Transformeras per PWD specification for electrical Works ,ISI marked as perIS 2705-1992/ conforming to IEC 60044-1, with secondary terminalof CT shall be brought out suitable to a terminal block which shall be easier accessible for testing and terminal connection , with all necessary support in existing panel including connection etc. as requiredCurrent transformer Ring Type Tape Wound/Resin Cast Wound as per IS 16227 with, Accuracy Cl, CT ratio and burden as specified. ISF<=5, Cu cross section of secondary wire 1.5sqmm (minimum), including all necessary support in existing panel including connection etc. as required . All as per pre approved by Engineer in charge.All as per pre approved by Engineer in charge. For additional technical parameters of products/ work, refer Annexure "A" attached with this BSR . 15 Ring type tape wound CT 16 C T Class 1, Ratio 400/5 to 1200/5, Burden 15 VA 17 Providing & Fixing of110/220 V, unibody LED Indicatinglamp IEC 60947with integral circuit, IP 65 above panel &IP 20 terminal block, Approx. body dia for panel not less then 20 mm, length min. 50mm, front LED cover dia min.29 mm, contact material phospher bronze for Led, PCB contacts shall be ofbrass (tin plated), impulsedielectric tested for 2.5 KV, Rated insulation resistance shall be 100 M ohm at 500VDCincluding connection etc. as required.All as per pre approved by Engineer in charge. For additional technical parameters of products/ work, refer Annexure "A" attached with this BSR . 18 Red/yellow/Green colour 19 Blue / white Colour 20 SITC of3 /4pole current limiting Moulded case circuit breaker (MCCB) made of flame retardent & heat resistant materialhaving following current rating, short circuitbreaking capacityat 440/415 V, 50 Hz; O/L & S/C settings , conforming to IS/IEC 60947 P -2 :2003 with frontface and centralised adjustable, trip free mechanisum, true contact position indicator,line load interchangeability,designed for both horizontal & vertical mounting without any adverse effect on electrical performance, suitable for operation upto 55 degree and without derating upto 40 degree,pollution degree 3, having positive isolation capability, push(test) to trip, trip time less then 10 ms under s/c condition, Breaking capacity Ics = 100% Icu. U imp =8 KV, rated insulation voltage690 V.provision for UVR , shunt trip , earth fault trip, door interlock, pad lock & rotary handle , including making connectionsetc. as required.OEM shall have submitNABL / CPRI / ERDA accrediated lab type test certificate before execution All as per pre approved by Engineer in charge. For additional technical parameters of product / work refer Annexure "A" attached with this BSR 21 4 pole MCCB With Thermal Magnetic release 22 up to 100 Amp , 25 kA, adjustable O/L & adjustable S/C setting, 23 125 Amp , 25 kA, adjustable O/L & adjustable S/C setting, 24 160 Amp , 25 kA, adjustable O/L & adjustable S/C setting, 25 250 Amp , 35 kA, adjustable O/L & adjustable S/C setting, 26 400 Amp , 35 kA, adjustable O/L & adjustable S/C setting, 27 630 Amp , 50 kA, adjustable O/L & adjustable S/C setting, 28 Supply and fixing of following accessories for Moulded case circuit breaker (MCCB)compatible to main MCCB OEM as per PWD specification for electrical Works, conforming to IS/IEC 60947 P - 2 :2003 including making connection etc complete in all respect. OEM shall have submitNABL / CPRI / ERDA accrediated lab type test certificate before execution.All as per pre approved by Engineer in charge. For additional technical parameters of products/ work, refer Annexure "A" attached with this BSR . 29 Spreaders for 250A, 4 Pole MCCB 30 Spreaders for 630A, 4Pole MCCB 31 Providing & Fixing of ISO certified company made on load change over switch, front handle operated, four pole 415 V as per PWD specificationfor electrical Works conforming to IS/lEC 60947-3 : 1999 including connections , testing etc. as required .in the following rating.Appropriate type test certificate / OEM test report shall be submitted .All as per pre approved by Engineer in charge. For additional technical parameters of products/ work, refer Annexure "A" attached with this BSR . 32 Open execution type 33 250 A 34 400 A 35 630 A 36 Providing & Laying P.V.C. / XLPE insulated & P.V.C. sheathed ArrmouredAluminiumcable confirming to IS:1554 P-I / IS :7098 P - I of 1.1 KV withH4- Grade electrolyticaluminium conductor confirming to IS 8130 of purity >99.6 %, round / flat strip armouring of cables, Inner / outer sheath confirming to IS:5831in existing RCC / Hume / Stoneware / PVC pipe/ open duct/cable trench / Cable tray(with cable tie) includingtesting etc. as required of following size. OEM must have it"s own in house NABL accrediated Laboratory for testing procedure as per IS:10810.For additional technical parameters of product / work refer Annexure "A" attached with this BSR 37 25.0 Sq. mm 38 3.5 core 39 35.0 Sq. mm 40 3.5 core 41 50.0 Sq. mm 42 3.5 core 43 70.0 Sq. mm 44 3.5 core 45 150.0 Sq. mm 46 3.5 core 47 Supplying and making one end termination with Nickel plated heavy duty brass single compression gland (as per IS 12943-1990)) SIBG type consisting of Check Nut, Gland Body, Metal Washer(3 Nos.), Outer Seal Rubber Ring,Compression Nut,heavy duty aluminium lugs (as per IS 8309 -1993) duly crimped with crimping tool, PVC tape as perIS 8337-1976offollowing size ofPVC insulated & PVC sheathed/ XLPE aluminium conductor cable of 1100 volt grade as required.All as per pre approved by Engineer in charge. For additional technical parameters of products/ work, refer Annexure "A" attached with this BSR . 48 3.5 x 630.0 sq.mm 49 Supplying and makingend termination with heavy aluminiumlugs ( Pin / ring type )confirming to IS 8309 -1993 & IS 8337-1976 duly crimped with crimping tool, PVC tape etc of following size.All as per pre approved by Engineer in charge. For additional technical parameters of products/ work, refer Annexure "A" attached with this BSR . 50 25.0 Sq.mm 51 35.0 Sq.mm 52 50.0 Sq.mm 53 70.0 Sq.mm 54 120.0 Sq.mm 55 Supply & Laying following size earth stripin horizontal or vertical run in surface by means of Earth strip DMC Insulatorincluding riveting/ soldering/ welding, Jointing shall be done by overlapping and with 2 set of Brass (for Cu strip) / GI (for GI Strip) nut bolt & spring washer spaced at 50cm making connection etc. as required.All as per pre approved by Engineer in charge.For additional technical parameters of products/ work, refer Annexure "A" attached with this BSR . 56 25mm x 5mm copper strip 57 Plate Earthing as per IS:3043 withcopper Earth plate of purity >95% of size 600mm x 600mm x 3.0mm by embodying3 mtr. below the ground level with 20mm dia. G.I. "B" class watering Pipe ,including all accessories like nut, bolts, reducer, nipple, wire meshed funnel, and Heavy duty weather proof poly-propylene earth pit chamber with lockable Jam free lid suitable for safe working load 5000 Kg or more of size Top Dia. 225 to 260 mm, Bottom Dia 300 to 350 mm. and Height250 to 300 mm. and embodying the pipecomplete with alternate layers salt and coke/ charcoal, testing of earth resistance for value of 5 ohms or lessas required & must record by engineer in charge during site visit and ensure to enter in measurment book. All as per pre approved by Engineer in charge.For additional technical parameters of products/ work, refer Annexure "A" attached with this BSR .
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