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| 1 | Supply, installation, testing and commissioning of step down Transformer 11/0.415 KV capacity 250 KVA level III, IS-1180 Part-I outdoor type copper wound 3 phase 4 wire, 50 cycle per second, oil immersed naturally cooled external cooling tube core type Delta connection on primary side (HV side) and star connection on secondary side (LV side) having typing 0, + 2.5%, + 5%, + 7.5% to charged by means of hand operated, off load/ tap charging gear including first filling of new transformer oil of dielectric strength not less than 60 KV with standard fitting with such as two earthing terminals for body and one additional for neutral brought out in bushing, oil level gauge indicator for level minimum and maximum, lifting lugs, rating and terminal plate, plain breather device to prevent ingress of rain water and inserts, drain cum sampling value 20 mm bore steel with plug, dial type thermo meter, oil filling hole 32 mm threaded with plug. The transformer shall be powder coated for water/ dust and vermin proof. Note- (1) Transformer oil shall be conforming to requirement of IS 335-1983 specification for new insulating oil for transformer. (2) Equipment shall be suitable to operate at 3500 Mtr above MSL at temperature variation between (-) 25 degree centigrade to (+) 35 degree centigrade, complete all as specified and/or as directed by Engr-in-Charge. |
| 2 | Material & labour for construction of platform for installation of transformer of size all as shown in Drawing No CELZ-TD-02-2022-PLATFORM FOR TRANSFORMER UPTO 500 KVA, including chain link fencing around PCC platform for 250 KVA transformer of size 6m x 6m x 1.8m including 50 x 50 x 6mm angle iron post embedded in PCC 1:3:6 type C2 foundation of size 0.3 x 0.3 x 0.45m including angle iron 50 x 50 x 6mm at corner braced with angle iron 25 x 25 x 6mm support including filling aggregate of 40mm to 63mm size of spread thickness 100mm all around. The platform along with entrance gate of size 1.5m wide and height same as fencing complete all as specified & directed. |
| 3 | Supply, laying and testing XLPE insulated, armoured electric cables (heavy duty) with stranded aluminium conductor rating 1100 volts grade, laid in trences or passing through pipes, ducts or fixed to walls/poles, of the following sizes:- |
| 4 | 150 Sqmm 3.5 Core. |
| 5 | 95 Sqmm 3.5 Core. |
| 6 | 70 Sqmm 3.5 Core. |
| 7 | 50 Sqmm 3.5 Core. |
| 8 | Material and labour for galvanized iron pipe 80mm bore light grade with all fitting laid in trenches/wall/floor/pole for protection of cable including providing fixing clamps, bolts and nuts of suitable size all as specified. Note: Excavation and earth work shall be measured and paid separately. |
| 9 | Supply, installation, testing and commissioning of factory made cubical out door LT panel pedestal mounting type confirming to IP-54, CPRI approved fabricated from 3.15 mm thick CRCA sheet powder coated, Aluminium bus bar 600 Amp rating capacity, Three Phase and 125 Amp for Neutral with minimum clearance 75 mm, all as per IS shall be available inside for easy access and working condition, Markings should be made to identify incoming and outgoing circuits and earthing bolts at two points, inside panel for housing the following accessories :-(i) Changeover switch 250 Amps 4 Pole - 01 No.(ii) Phase indicating lamp (RYB) - 01 Set.(iii) MCCB 250 Amps, 25 KA, 4 Pole 415 Volts 50 HZ AC - 01 No.(iv) MCCB 160 Amps - 03 Nos.(v) MCCB 125 Amps - 02 Nos.(vi) MCB SPN 32 Amps - 02 Nos.(vii) Digital type Voltmeter (0-500 Volts) with LCD display with inbuilt selector switch - 01 No.(viii) Digital type Ammeter (0-250 Amps) with LCD display with inbuilt selector switch - 01 No. |
| 10 | Excavation in trenches not exc 1.5 mtr wide and not exc 1.5 mtr in depth; for laying of cable in trenches/foundation of pole and stay etc and getting out in soft / loose soil complete all as specified. |
| 11 | All as per Srl item No 6.00 above but dept exceeding 1.5 mtr and not exceeding 3.00 mtr. |
| 12 | Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc. 25 cm in soil complete all as specified and/or as directed by the Engr-in-Charge. |
| 13 | Removing excavated material to a distance not exc. 50 mtr and depositing where directed at level not exc 1.5 mtr above the starting point all as specified and/or as directed by the Engr-in-Charge. |
| 14 | Material and labour for Sand cushioning to under ground cables 8 cm below the cable before laying & 15 cm above the cable after laying, complete all as specified in clause 19.75 of SSR Part-I, 2009. Note : Punned thickness only will be measured and paid. |
| 15 | Supply and laying of factory made, machine pressed, unreinforced, precast concrete cable cover class LV type-1 flat size 250 mm x 150 mm x 50mm, complete all as specified and/or as directed by Engr-in-Charge. |
| 16 | M&L for providing PCC 1:4:8, type D2, using 40 mm graded crushed stone aggregate as in foundation, filling, or mass concrete, complete all as specified and/or as directed by Engr-in-Charge. |
| 17 | M&L for providing cement concrete 1:2:4, type B-1 using 20 mm graded crushed stone aggregate as in coping of poles including necessary form work, complete all a specified and/or as directed by Engr-in-Charge. |
| 18 | S&F lightening arrestors expulsion type complete with all fitting, transmission class having discharge capacity 65KA, complete all a specified and/or as directed by Engr-in-Charge. |
| 19 | M&L for danger notice plate of 1.6mm thick mild steel sheet, vitreous enamelled white, with letters, figures and conventional skull and bones in signal red colour and fixed with M.S. clamps, bolts and nuts of approved size, for HT, 25 x 20 cm size, complete all as specified and as directed by the Engr-in-Charge. |
| 20 | Supply, installing, connecting and commissioning switch air break, gang operated, triple pole, mechanically operated, mounted on insulators with 9 mm insulator and steel frame, with operating mechanism and operating rod of 25mm bore GI pipe medium, worked from ground level, with locking arrangments, having current rating up to 200 Amps for working pressure 11000 Volts with drop out type fuse assembly out door type, complete all as specified and/or as directed by Engr-in-Charge. |
| 21 | Supply, erecting and fixing in proper position steel tubular swaged poles of type 410-SP-55 (11.0 mtr long) complete with CI base plate, finial taper plug, bolts, nuts ,screws and pole cap and inclusive of two coats of aluminium paint over a coat of red oxide primer and synthetic enamel paint from ground level in 30cm alternative black and yellow strips upto 1.5 mtr height including preparing the surface all as specified and as directed. Note :- Earthwork, PCC foundation & coping shall be measured and paid separately. |
| 22 | Supply and erect 2 pole structure on 11 mtr steel tubular pole with anti climbing device including necessary excavation and earth work, PCC foundation and all MS work i.e. cross arms bracing supports including painting with two coats of aluminium paint over a coat of red oxide etc., complete all as specified and/or as directed by Engr-in-Charge. Please Enable Macros to View BoQ information |
| 23 | Supply and erect 2 pole structure on 11 mtr steel tubular pole with anti climbing device including necessary excavation and earth work, PCC foundation and all MS work i.e. cross arms bracing supports including painting with two coats of aluminium paint over a coat of red oxide etc., complete all as specified and/or as directed by Engr-in-Charge. Please Enable Macros to View BoQ information |
