Public Works Department Tender

Providing & Laying XLPE insulated three core Armoured Aluminium cable for working voltage 11 K.V.(E) confirming IS :7098 P - 2 with H4- Grade electrolytic aluminium conductor confirming to IS: 8130 class-2 of purity 99.6 %, Insulation Screening: Extruded Semiconducting Compound followed by helically wrapped Copper Tape, round / flat strip armouring of cables , Inner / outer sheath PVC type ST-2 confirming to IS:5831 in existing RCC / Hume / Stoneware / PVC pipe/ open duct/cable trench / Cable tray including testing etc. as required of following size. OEM must have it's own in house NABL accrediated Laboratory for testing procedure as per IS:10810 All as per pre approved by Engineer in charge. For additional technical parameters of products/ work , refer Annexure "A" attached with this BSR .

3 core 95.0 Sq.mm

Earth work in excavation/ by mechanical means (Hydraulic Excavator) / Manual means over areas (exceeding 30 cm in depth, 1.5m in width as well as 10 sum on plan) including disposal of excavated earth, lead upto 50 m and lift upto 1.5 m, disposed earth to be levelled and neatly dressed:

Providing & making heat shrinkable type indoor/outdoor/straight through terminations/ joint kit suitable for 11 KV / 33 KV (Earthed) 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 streight through joint inclusive thermal & dynamic short circuit test, humidity test, soil fog test. Cross linking shall be done out side factory with E- beam/ peroxide technology. Extrusion process shall be in house OEM within same vicinity. including testing 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 .

11 KV End Termination Kit Indoor type

3 core 50/70/95 Sq.mm

11 KV End Termination Kit Outdoor type

3 core 50/70/95 Sq.mm

11 KV Straight Through Joint Kit

3 core 50/70/95 Sq.mm

3 core 120/150/185 Sq.mm

Providing & Fixing of 240/415 V AC MCB with positive isolation of 10 kA breaking capacity (B/ C/D tripping characteristic as per type of load and site requirement) 4 KV impulse withstand voltage, ISI marked IS 8828(1996) / conforming to IEC 60898-1 2002, IEC 60947-2, low watt losses, trip free mechanisum , energy limiting of class 3 as per IEC, minimum phase termination capacity of 35sq.mm. , conductor line load reversibility , IP 20 contact protection and fitted in existing distribution board/sheets, minimum electrical operation 20,000 upto 20 A rating and 10,000 upto 63 A, 5000 for 80 A & above rating including making connections, testing etc. as required. OEM shall have submit NABL / CPRI / ERDA accrediated lab type test reports & All as per pre approved by Engineer in charge. For additional technical parameters of product / work refer Annexure 'A' attached with this BSR

Triple pole MCB (With B/C curve trippingCharacteristics)

40 A rating

Providing & Fixing of AC operated heavy duty 230 /440 Volt power contactor as per PWD specification for electrical Works, ISI marked IS/IEC 60947-4-1 : 2000 having provision of mechanical interlocking, auxilary contacts, Din rail mounting type 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 .

3 pole Power contactors with following AC 3 Rating

13 to 25 Amp

Providing & Fixing of 440 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 .

up to 6 KVAR

12.5 KVAR

15.0 KVAR

Providing experienced and Highly skilled/skilled/ semi-skilled/Un Skilled labour for electric repair/ maintenance / operation of Air conditioning/Air cooling/Fire fighting/Lift/DG set/CCTV/EPABX or any other electromechanical systems as per requirement (one shift of 8 Hrs per day for 26 Working Days in a month)

skilled Labour(1 SHIFT*12 Month=12 )

Un skilled labour (1 SHIFT*12 Month=12 )

Add for extra working on Holidays.

skilled Labour(1 SHIFT*53 Days=159 )

Un skilled labour(1 SHIFT*53 Month=159 )

All in all comprehensive maintenance of 1 1/0.415 KV or 33/.415 kV Distribution sub station including 1 1/33 KV KV circuit Breaker , Transformer and its complete accessories , repairing of LT/HT cables with terminations, LT panel with complete accessories , Sub station Earthings , Including Testing and Filtration of transformer oil etc with maintaining of Log Books complete in all respect but excluding of transformer oil as and when required. All as per scope of work with additional technical parameters enclosed below. (1630 kva x 12 Months).

All in all Comprehensive Maintenance of Automatic power factor correctionpanel including repair/replacement of defective components to maintain the power factor as per Discom's permissible limit and without any penalty or surcharge complete. All as per scope of work with additional technical parameters enclosed below.(150 kvar x 12 Months)

Supply and filling of fresh transformer oil as per IS: 335 in existing transformer along with submission of oil test report for its physical and chemical properties.The oil shall be clear and free from any suspended matter or sediments complete as required complete in all respect. All as per pre approved by Engineer in charge. For additional technical parameters of products/ work , refer Annexure "A" attached with this BSR

Charges for Testing of transformer oil for its viscosity and dielectric strength including collection of sample from top and bottom of the existing transformer tank and submission of test report complete with all T & P , labour etc as required

Charges for Collection , Filtration and dehydration of existing transformer oil with the help of high vaccum filtration machine and cleaning of core-coil assembly by hot oil for removal of sludge / dust particles etc. as required.