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| 1 | A. Lightening arrestor : |
| 2 | Supply of 42kV Lightning Arrester along with surge counter and disconnector assembly |
| 3 | Supply of Support channel,Outrigger and Back Angle GI bolt, nut, washer, lock nut and SPS for installing the Lightning arrester on OHE mast.(as per drwing specification) |
| 4 | Supply and installation of 105 sqmm cu jumper wire including PG clamps and terminal connectors of suitable size.(approx. 6m jumper wire per location) |
| 5 | Supply of 93.3 sqmm ACSR earth wire including connector of suitable size on both ends(approx 10 m Earth wire per location) |
| 6 | Installation, Testing and commissioning of 42kV Lightning arrester along with all accessories (such as surge counter, disconnector assembly etc. as per drawing). |
| 7 | B. Earth Pit Restoration |
| 8 | Earth pit restoration (GI earthing and cu earthing) work through suitable chemical treatment. Desried value = below 1 Ohm |
| 9 | New earth pit excavation (40*40 Cm) with GI earthing & Cu earthing (GI strip and copper rod to be buried minimum upto the depth of 3 meter) Desired value of individual earth = max. 1 Ohm |
| 10 | C. Feeding jumper |
| 11 | Securing the catenary wire at Fedding location with 18 meter contact wire clamped at both the sides by bull dog clamp and suitable PG clamp to be provided along the secured length (8 No. per location) |
| 12 | New span droppers to be installed at secured location between the old and newly provided contact wire (encumberance lies between 1 mtr to 1.2 mtr) |
| 13 | D. Aluminium Painting of Weight & Mast of ATD |
| 14 | Painting of each Counter Weight of ATD set (07 No. of weights per ATD and 06 sides per weight) with 2 coats of aluminium paint (ISI mark) andsingle primer coating after removing the Old paint by scrubbing to the satisfaction of EPIC. Painting will be done after removing the tension on counter weight. The paint and other consumables shall be arranged by Contractor. Each ATD weight set contains 06 weight of 60 kg with dimension of 490*330*53 mm and one weight of 40 Kg with the dimension of 490*330*33 mm. |
| 15 | Marking of “Y” Value for 0.65°C , 5°C, 10°C, 15°C, 20°C, 25°C, 30°C, 35°C, 40°C , 45°C,50°C,55°C,60°C,65°C on mast along with implantation, height and Half Tension Length of span. The temperature marking shall be provided with black letters on yellow back ground after removing the Old paint by scrubbing to the satisfaction of EPIC. Area of painting will be 8000 sq. cm per mast and total such mast will be 81. |
| 16 | Marking of implantation & height of mastThe marking shall be provided with black letters on yellow back ground. Area of painting will be 1000 Sq. cm (50*20 cm) per mast and total such mast will be 1650. |
| 17 | E. CAD Welding |
| 18 | Supply of 70 sq. mm, 1.1kV,PVC insulated copper cable |
| 19 | Cadmium welding of 70 sq.mm Copper conductor with head hardened rail web with cad welding material and required equipment. |
| 20 | F. Supply of material and instruments |
| 21 | Supply of 02 sets of counter weight. Each set contains 06 weights of 60 kg each with the dimension of 490*330*53 mm and 1 no. weight of 40 kg with the dimension of 490*330*33 mm with groove for suspension of weight. The weight should meet the criteria of RDSO. |
| 22 | Digital Earth Resistance meter Product description: Auto ranging,2 pole, 3.5 digit,Accuracy ±2%,, resolution= 0.1,measurable range upto 1999,memory upto 800 record, warranty minimum 01 year, OR simlar to kyoritsu make model no. KEW4106. |
| 23 | Non-Contact type high voltage tester for volatege measurement range 230-33kV |
| 24 | Digital Multimeter Product Description: 3.5 digit display,safety rating category iii under IEC 61010,AC/DC coltage accuracy 0.1%, AC/DC voltage resolution 0.1 milivolt, AC/DC current range 10 ampere, Resistance accuracy 1%,Resistance resolution 0.1 ohm,waaranty 03 years OR similar to Fluke make, model no. Fluke 179) |
| 25 | Clamp meter Product Description: Auto ranging,Jaw size 51 milimeter, Resistance 1000kΩ±.5 %, Frequency range 100khz±.5%, AC current 1000Amp.±1.5 %, AC/dc voltage range 1000±1% OR similar to Motwane make, Model No. DCM39A, |
| 26 | Digital Vernier caliper Product Description: Least count 0.1mm, range 0-450 mm, accuracy 0.01mm,warranty 01 year, metal part Hardened steel OR similar to MITOYO Make, Model No. Mitoyo500-500-10 Product should be supplied with protective case. |
| 27 | Digital Spirit level Product Description: Horizontal vial with length 600 mm, measurement accuracy 0.2 degree, ingress protection IP 54, OR similar to insize make, model no. 4910-600 |
| 28 | BM (25kV, Type: PMTB, Make: Megawin, Insulation level : 95/250kV, Rated voltage and current : 27.5kV/1250A ) |
| 29 | VCS ( 25kV VCS, Type : Make, Proat CCS25+ CBI21_MF, UN: 27K5V AC) |
| 30 | Supply of 3.3kV , 400 sq.mm aluminium cable Please Enable Macros to View BoQ information |
