Public Works Department-PWD has published Electric Sub Station Work Of Additional Alteration Work In Ground Floor And First Floor Rslsa Office Van Bhawan Jaipur . Submission Date for this Tender is 04-08-2022. Electrical Substation Tenders in Jaipur Rajasthan. Bidders can get complete Tender details and download the document.
Sl. No. | Item Description |
1 | Supply installation testing & Commissioning of star ratedCopper wound distribution Transformer ( All the distribution transformer must be star rated as per notification of (BEE) ministry of power, Goverenment of India)of following rating 11/0.433KV Delta-Star Connected, Vector Group Dyn 11, ONAN Cooled & as per BEE star level- 2 & BIS approved as per IS 2026-1977 & lossesas defined as per IS 1180 part I 2014. including standardaccessories like conservator, silica gel breather,Bucholz relay,radiator, fins, HT cable box & LT cable boxes, Off -LTC (+5% to - 10% @ 2.5%) temperature rise of 40 degree C in oil / 45 degree C in winding , ISI marked drain valve, Dial type Temperature gauge, first filling of transformer oil as per IS :335-1953 , Epoxy based paint,including carrying of pre-commission Testing & Charging of Transformer complete in all respect.NABL accredeated/ CPRI/ ERDA lab testing reports with OEM certificate must submitted to engineer in charge .Transformer must be tested from CTL test lab of discom (if reqd.) before charging of transformer & complete installaion must be certified from Electrical Inspectorate office as per Indian Electricity rule, CTL testing charges & Inspection charges shall be reimbursed by the department to the contractor as per actual expenditure. All as per pre approved by Engineer in charge.For additional technical parameters of products/ work, refer Annexure "A" attached with this BSR . |
2 | 500KVA |
3 | Providing & Fixing of self healing IP20 MPP type shunt capacitor (banks) as per PWD specification for electrical Works, ISI marked IS:13340-41 / conforming to IEC :831-1&2 OR IEC : 60831-1& 2 in existing panel or parallel with load terminals , the capacitor shall be fitted with discharge resistors, pressure sensitive disconnector ( PSD ) and shall have dissipation factor less than 0.0025 at 50 Hz and total wattage loss less than 0.35 Watt per KVAR. Min over current capacity 1.8 times rated current & peak inrush current min. 250 times of rated current,including making connections, testing 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 . |
4 | Heavy dutyThree phase 480 V, 50 Hzcylindrical capacitor (Bank) |
5 | Providing & Fixing of IP54 on front microprocessor based three phase sensingpower factor correction relay , IEC / EN 61000-6-(2&4)having 3 CT sensing, sensitivity up to 50 milli amp secondary current , self analysing auto c/k setting according to targeted power factor setting, the relay shall havedigit display unit for display of real power factor, targeted power factor, lag/lead capacitor switching status, alarm output for under current, over current, insufficient compensation, communication interface with RS 485,indication of switching on units, auto/manual status, and shall have over load protection, no volt release , having multi parameter like KW, KVA, KVAR, VTHD, ITHD,metering facility as required. OEM shall have submitNABL / CPRI / ERDA accrediated lab test reports.All as per pre approved by Engineer in charge.For additional technical parameters of products/ work, refer Annexure "A" attached with this BSR . |
6 | 12 to 14 stage |
7 | Providing & Fixing ofISO certified company madeCam operated rotary (Auto/manual) switches on existing panel with 2 way and off position using high grade engineering materialto international standards with cam assemblyinsulation of glass filled polyamide with high tracking index. For reliable and stable electrical and mechanical endurance double butt contacts with silver bi-metal on copper should provided . contact assembly is of operating temp range -25 degree C to 55 degree C, frequency upto 10 KHz. switch life under std. op. conditions shall be mechanically minimum 50000 operations @300 cycles/ hour and electrically 10,000 operations at 100% rated duty for 100 cycles/ hour including 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 . |
8 | 10 AMP |
9 | 32 AMP |
10 | 63 AMP |
11 | Providing & Fixing of440 Volt 3 pole capacitor(AC 6 B ) duty contactor with 3 no. early make and post break auxiliary contacts in series with quick discharge damping resistors/ reactors to limit the inrush current as per PWD specification for electrical Works,IS/IEC 60947-4-1 : 2000, insulation voltage 1000V, impulse withstand voltage 8 KV,Din rail mounting type including making connections, testing etc. as required. suitable for following capacity capacitor bank. All as per pre approved by Engineer in charge.For additional technical parameters of products/ work, refer Annexure "A" attached with this BSR . |
12 | up to 6 kVar |
13 | 10 kVar |
14 | 20.0 kVar |
15 | 25.0 kVar |
16 | SITC of wall/ free standing floor mounted dust and vermin proof compartmentalisedcubical panel as per PWD specification for electrical Works, made out of CRCA sheet . Other parameters requiredas per point (a) ,(b), (c),(d) below:- |
17 | (a)Thickness of sheet shallnot be less than 1.6 mm up to 600 mm length / widthof any compartment and be of 2.0 mm above 600 mm. Load bearing structure shall beof 2.0 mmthick sheet supported by base M.S. channel if required . Side walls and cable alley compartments having bolted type doors with / withoutdetachable extension type structure |
18 | (b)panel shall beduly treated for derusting in 7 tank process with dephosphating and with powder coating of minimum 70 microns on both side of panel in desired shadeThe panel having PU/ Neoprene rubber gasket of not less than 3mm thickness ,required hardware, separate detachable gland plate M.S. base channel (min75mm) , hinged door with locking arrangement for equipment/switchgear |
19 | [c)Interconnection between bus bar and switchgears /cable shall be rigidly supported and made out by flexible copper wires (up to 125 amp ) and by solid bus bar(>125 amp ) . All joints / interconnections of copper bus bar shall be dully tinned . Clearance between main bus bar and risers / metal parts shall be at least 10 mm additional to width of bus bar Bus bar is insulated by Heat Shrinkable sleeves . Earth and Neutral bus bar shall be half of the size of phase bus bar. |
20 | (d) only outer area on all sides shall be measured & panel to be fabricated only from CPRI approved fabricator. All as per drawing pre approved by Engineer in charge.For additional technical parameters of products/ work, refer Annexure "A" attached with this BSR . |
21 | Supplying and fixing of Aluminium (IEC 60105 ISO 209-1,2) / Copper (IEC 60028) bus bar as per PWD specification for electrical Works, by means of SMC / DMC type insulator, 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 . |
22 | Electrolytic grade Aluminium bus bar 6010 grade |
23 | Providing & Fixing of paper phenolic resin bondedlaminates confirming to IS : 2036 -1995 for boxes/ frames including making holes for switches etc, with brass/ zinc plated screws, washers,nut and bolts 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 . |
24 | 9.0 mm thick |
25 | Providing & Fixing of IP 51 ( upto 500) V range Volt meter on existing panel as per PWD specification for electrical Works, making connection by PVC insulated copper conductor with PVC sleeves / channel etc. Meter shall give true RMS measurments, acc. CI 1.0 or better , with field programmable primary & sec. values PT(VT) primary upto 2000 KV. Field-programmable high and low threshold values, meter shall compliance of IS 13875 & IEC 61236. as required. OEM Must have BIS certificate and&shall have submitNABL / CPRI / ERDAlab test reportsbefore execution &All as per pre approved by Engineer in charge.For additional technical parameters of products/ work, refer Annexure "A" attached with this BSR . |
26 | Digital type |
27 | Providing & Fixing ofCT operated direct reading type IP- 51Ampere meter on existing panel as per PWD specification for electrical Works, making connection by PVC insulated copper conductor with PVC sleeves / channel etc. Ampere meter shall give true RMS measurement, Acc. Cl 1.0 or better , Measuring current range 50 mA to 6 A, with Field-programmable primary and secondary values CT primary up to 15000 A, Field-programmable high and low threshold values as required. compliant to IS 13875, & IEC 61326. OEM Must have BIS certificate and&shall have submitNABL / CPRI / ERDAlab test reportsbefore execution &. All as per pre approved by Engineer in charge.For additional technical parameters of products/ work, refer Annexure "A" attached with this BSR . |
28 | Digital type Confirming to IEC 62053-21 |
29 | Below 500 A |
30 | Above 500 A |
31 | 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 Resin Cast Wound Primary / Ring Type Tape 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.For additional technical parameters of products/ work, refer Annexure "A" attached with this BSR . |
32 | C T Class 1, Ratio 200/5 to 300/5, Burden 10 VA |
33 | C T Class 1, Ratio 400/5 to 1200/5, Burden 15 VA |
34 | Providing & Fixing of Electricalinsulating rubber matts as per PWD specification for electrical Works, ISI marked confirming to IS: 15652 /2006with one sideanti skid abberation marks and pasting the mat with synthetic rubber adhesive 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 . |
35 | 11 KV,2.5 mm thick with proof voltage 22 KV / 3 min. and Break Down Voltage45 KV |
36 | SITC ofDraw out type 3/4 pole IP53, IK 08 door interlock Air Circuit Breaker (ACB) as per PWD specification for electrical Works, conforming to IS/IEC 60947 P - 2 :2003 in existingLT panel suitable for LT installation 440 V, 50 Hz and havingadjustable over load short-circuit, earth fault and withseparate LED indication for each type of fault ,Password protected relase (trip mechanisum) shall confirm to EMI/ EMC test , LCD/LEDdisplay , Thermal memory , pollution degree 4, trip free mechanisum , suitable for ambient 50 degree and utilization catagary B.In built electrical & mechanical anti pumping fearute , 100% rated neutral . ACB shall have separate indication for service, test, isolation & maintenance position, Breaking capacity Icu = Ics = Icw ( 1 sec ) , U imp - 12 KV, break time not more then 25 ms. Provision for electrical & mechanical interlock between ACBs, Min.electricaloperation 10,000 upto 2000 A rating and 5,000 for2500 A. 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 products/ work, refer Annexure "A" attached with this BSR . |
37 | Microprocessor based release Draw out type ( Motorised charging type ) 4Pole |
38 | 800 A Rating, 50kA |
39 | Providing & Laying P.V.C. / XLPE insulated & P.V.C. sheathed Un-armoured / Armouredaluminiumcable of 1.1 KV grade as per PWD specification for electrical Worksin existing RCC / Hume / Stoneware / PVC pipe/ open duct/cable trench with filling of excavated earth in trench, on existing cable trays or on surface etc.including making necessary connection, testing etc. as required of size andas per points (a), (b), (c), mentioned below:- |
40 | (a) Material :- H4- Gradealuminium conductor of purity >99.6 %& as perIS:1554 P-I / IS :7098 P - I |
41 | (b) conductor shall have electrolytic aluminium confirming to IS 8130, IS 3975-1999for armouring of cables in armoured cable items , IS 5831 for sheath, IS 10810 (Part 0 to 64 ) for testing procedures . |
42 | (c)OEM Must have ISO 9001 & 14001 certifications for quality assuarance & its own in house NABL lab setup for all testing facilities forcables . Appropriate type test certificate / OEM test report shall be submitted .All above as per pre approved by Engineer in charge.For additional technical parameters of products/ work, refer Annexure "A" attached with this BSR . |
43 | Armoured Cable |
44 | 150.0 Sq. mm |
45 | 3.5 core |
46 | 240.0 Sq. mm |
47 | 3.5 core |
48 | 400.0 Sq. mm |
49 | 1 core |
50 | Supplying and making one end termination with heavy duty brass compression gland (as per IS 12943- 1990) SIBG type, heavy duty aluminium lugs (as per IS 8309 -1993 & IS 8337-1976 ) duly crimped with crimping tool, PVC tapeas per PWD specification for electrical Works etc for following size of Armoured PVC insulated & PVC sheathed/ XLPE aluminium conductor cable of 1100 volt grade as required of size. All as per pre approved by Engineer in charge.For additional technical parameters of products/ work, refer Annexure "A" attached with this BSR . |
51 | 3.5 x 150.0 sq.mm |
52 | 3.5 x 240.0 sq.mm |
53 | 1 x 400.0 sq.mm |
54 | Supply, Fabricating & installing following sizes of perforated Hot dipped Galvanized iron cable tray ( Galvanized thickness not less then 50 microns) with perforation not more then 17.5% in convenient section including horizontal and vertical bends, reducers tees,cross members and other accessories as required and duly suspended from the ceiling with GI suspenders including GI bolts & nuts , fastners, supports 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 . |
55 | 150mm x 50mm x 1.6mm |
56 | 300mm x 50mm x 1.6mm |
57 | Providing & Laying XLPE insulated as per IS:7098/II/85H.T.cable as per PWD specification for electrical Works for working voltage 11 K.V.(E) in existing RCC / Hume / Stoneware / PVC pipe/ open duct/cable trench with filling of excavated earth in trench, on existing cable trays or on surface etc.including making necessary connection, testing etc. as required of size as per points (a), (b), (c) mentioned below:- |
58 | (a) Material :- H4- Gradealuminium conductor of purity >99.6 %& as perIS:1554 P-I / IS :7098 P - I |
59 | (b) conductor shall have electrolytic aluminium confirming to IS 8130, IS 3975-1999for armouring of cables , IS 5831 for sheath, IS 10810 (Part 0 to 64 ) for testing procedures |
60 | (c)OEM Must have ISO 9001 & 14001 certifications for quality assuarance & its own in house NABL lab setup for all testing facilities forcables .All above as per pre approved by Engineer in charge.For additional technical parameters of products/ work, refer Annexure "A" attached with this BSR . |
61 | 3 core 185.0 Sq.mm |
62 | Providing & Laying of 25 cm thicklayer ofriver sand to cover ofexisting cablein 30 cm x 100/ 120 cm size cable trench with levellingand making symmetric 25 mm thick layer in complete running lengthof trenchas required. |
63 | Providing& coveringof existing cablelying in existing trench by IInd class bricks/ Stone slab of minimum 32mm thick and 250 mm widein complete running lengthof trenchcomplete as required. |
64 | Labour charges for Excavation of 30cmx100cm size loose soil trench including refilling of excavatedearth,compaction of earth, making good the same complete as required . |
65 | Providing & making heat shrinkable type indoor/outdoor/straight through terminations/ joint kit as per PWD specification for electrical Works suitable for11 KV / 33 KV cable with required components, prepration of cable ends. Type test report should be as per IS13573:2011 which covered all sequence for table 2 for termination kit and table 3 for streightthrough joint inclusive thermal & dynamic short circuit test, humidity test, soil fog test. Crosslinking shall be done out side factory with E- beam/ peroxide technology. Extrusion process shall be in house OEM within same vicinity. OEM test lab should be as per ISO 9001:2015 & 14001 : 2015 & reports submitted to engineer in charge includingtesting etc. as required of following sizes. All as per pre approved by Engineer in charge.For additional technical parameters of products/ work, refer Annexure "A" attached with this BSR . |
66 | 11 KV End Termination Kit Indoor type |
67 | 3 core 120/150/185 Sq.mm |
68 | 11 KV End Termination Kit Outdoor type |
69 | 3 core 120/150/185 Sq.mm |
70 | Plate Earthing as per PWD specification for electrical Works as per IS:3043 withcopper Earth plate of size 600mm x 600mm x 3.0mm by embodying3 to 4 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 . |
71 | Plate Earthing as per PWD specification for electrical Works as per IS:3043 with Hot dipped G.I. Earth plate of size 600mm x 600mm x 6.0mm by embodying3 to 4 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 . |
72 | Supply & Laying following size earth stripin horizontal or vertical run in ground/surface/recess including riveting, soldering, saddles, 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 . |
73 | 50mm x 6mm copper strip |
74 | 50mm x 6mm G.I. ( Hot Dipped) Strip |
75 | Supply & Laying following size" B " class , Medium class G.I. Pipe confirming to IS : 1239 P - 1 ( 2004 ) with accessories like bend, socket etc.for laying earth conductor/ strip / cable in ground/ surface/ recess 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 . |
76 | 40 mm dia. |
77 | SITC of IP 40 3 pole current limiting Moulded case circuit breaker (MCCB) made of flame retardent & heat resistant materialhaving following current rating, short circuitbreaking capacityat 415 V, 50 Hz; O/L & S/C settings as per PWD specification for electrical Works, 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 voltage 690 V, provision for UVR , shunt trip , earth fault trip, door interlock, pad lock & rotary handle , including making connections with lugs & spreaders,etc. 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 products/ work, refer Annexure "A" attached with this BSR . |
78 | With Thermal Magnetic release |
79 | 200 Amp ,35 kA, adjustable O/L & fixed S/C setting, Ics = 100 % Icu |
80 | 400 Amp ,50 kA, adjustable O/L & adjustable S/C setting, Ics = 100 % Icu |
81 | 630 Amp , 50 kA, adjustable O/L & adjustable S/C setting, Ics = 100 % Icu |
82 | SITC of IP 40quick make and quick break4 pole current limiting Moulded case circuit breaker (MCCB) made of flame retardent & heat resistant materialhaving following current rating, short circuitbreaking capacityat 415 V, 50 Hz; O/L & S/C settings as per PWD specification for electrical Works, 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 voltage 690 V, provision for UVR , shunt trip , earth fault trip, door interlock, pad lock & rotary handle , including making connections with lugs & spreaders,etc. 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 products/ work, refer Annexure "A" attached with this BSR . |
83 | With Thermal Magnetic release |
84 | 200 Amp ,35kA, adjustable O/L & fixed S/C setting, Ics = 100 % Icu |
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