Provision Of Trolley Mounted Transformer Of Capacity 400 Kva At 14 Gtc Subathu Under Ge Kasauli
Tender Overview
Project Description
provision Of Trolley Mounted Transformer Of Capacity 400 Kva At 14 Gtc Subathu Under Ge Kasauli
Corrigendum
| Sr No | Corrigendum Date | Corrigendum | Type | New Submission Date |
|---|---|---|---|---|
| 1 | 29-Dec-2020 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 05-Jan-2021 |
BOQ
| Name of Work: PROVN OF TROLLEY MOUNTED TRANSFORMER OF CAPACITY 400 KVA AT 14 GTC SUBATHU UNDER GE KASAULI | |||||
|---|---|---|---|---|---|
| Sl.No. | Item Description | Item Code / Make | Quantity | Units | |
| 1 | 1 | Supply, install, testing and commissioning of Outdoor Non-sealed type Mineral oil immersed Distribution Transformer ISI marked (IS-1180:2014) Step up/Step down, Copper wound, having Primary side voltage at 11 KV, 3-Phase and secondary side having 3-Phase and neutral (4 wire system ), 433 Volts at 50 Hz frequency of Capacity 400 KVA with following specifications :- | 1 | Each | |
| 2 | 1.01 | No load Voltage ratio : 11000/433-250 Volts | |||
| 3 | 1.02 | No of Phase - Three | |||
| 4 | 1.03 | Type of Cooling - ONAN | |||
| 5 | 1.04 | Frequency - 50 c/s | |||
| 6 | 1.05 | Vector Group - DYn11 | |||
| 7 | 1.06 | Indoor or Outdoor type : Outdoor type | |||
| 8 | 1.07 | Application of Transformer : Distribution | |||
| 9 | 1.08 | Basic insulation level : 75 KV | |||
| 10 | 1.09 | No of Tap position on HV Side(offload & manual operated) : 7 | |||
| 11 | 1.1 | Tapping range : +5% to -10% in steps of 2.5% | |||
| 12 | 1.11 | Two earthing terminals for body earthing and two additional for neutral brought out on a bushing | |||
| 13 | 1.12 | Oil level gauge indicating oil level at minimum, 30°C and maximum operating temperature | |||
| 14 | 1.13 | Rating and terminal marking plates | |||
| 15 | 1.14 | Lifting lugs | |||
| 16 | 1.15 | Dehydrating Breather with dehydrating agent | |||
| 17 | 1.16 | Cable end box - HV & LV side(both with Brass cable glands) | |||
| 18 | 1.17 | Percentage Impedance - 4.5% | |||
| 19 | 1.18 | Oil temperature indicator and winding temperature indicator | |||
| 20 | 1.19 | Arcing horns/Lightening arrestor for HT side - 03 Nos | |||
| 21 | 1.2 | Thermometer pocket with cap | |||
| 22 | 1.21 | Conservator with drain plug and a filling hole(1¼\" normal size thread) with cover | |||
| 23 | 1.22 | Drain-cum-sampling valve (¾\" nominal size thread, IS 554) preferably steel with plug for three phase transformer. | |||
| 24 | 1.23 | Pressure relief device or explosion vent. | |||
| 25 | 1.24 | One filter valve on the upper side of tank | |||
| 26 | 1.25 | Unidirectional flat rollers | |||
| 27 | 1.26 | Inspection hole | |||
| 28 | 1.27 | Buchholz relay | |||
| 29 | 1.28 | First filling of transformer oil of specifications as per IS-335 | |||
| 30 | 1.29 | Maximum losses of transformer shall be as per energy efficiency level-3 as per IS-1180 (Part-I):2014 | |||
| 31 | 1.3 | Altitude of installation - 1750m above MSL Note : 1. The transformer shall be ISI marked with energy efficiency level -3 category and having BEE certification. Routine and type test cerificate(as per IS-2026) shall be produced by the tenderer. Certification from BIS and BEE shall be produced against the manufacturer 2. Any subsequent amendment to IS or Govt notification on the subject shall be assumed as implemented in the schedule mentioned above on the date of supply. 3. Pre commissioning test of transformer shall be carried out by SEI from HQ CE (WC) and the unit rate quoted shall deemed to include cost of the same. 4. Drawing for the transformer shall be got approved by the GE before placing order by contractor. | |||
| 32 | 2 | Supply, laying & testing cable XLPE insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) with stranded aluminium conductor, 11000 volts grade, of size 3 core 95 sq mm complete all as specified and directed. | 37 | RM | |
| 33 | 3 | Supply, laying and testing cable XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 400 sq mm 3½ core complete all as specified and directed. | 50 | RM | |
| 34 | 4 | Trolley 4 wheeler size 3658(L) mm x 1829(W) mm x 1900(H) mm , of wieght approx 1760 kg with following specifications & Details :-\nMain chassis :- Made of M.S. channel 150 x 75 mm.\nSide Runner :- Side runner and cross members channel made of MS 100 x 50 mm, and 100 x 50 mm.\nLeaf springs :- 4 Nos Leaf springs size 70x11x900 mm, Consist 13 Leaf each.\nAxle :- 2 Nos Axles made of 75 x 75 mm M.S Square with Water Proof Steel Forged Hubs and Taper Roller Bearings.\nTurn-Table :- 2 Nos Angle Rings 50x6 mm with Male Female Pipe Bushes with Locking Bolt 36 mm.\nDraw-Bar :- Triangular Draw-Bar, Detachable Type made of M.S Channel 75 x 40 mm.\nTowing Arrangement :- Spring Loaded Steel Towing Hook of 36 mm round.\nFloor Sheet :- Floor fully covered with 6 mm thick MS sheet.\n\n | 1 | Each Job | |
| 35 | 4.01 | Landing Jacks :- 4 Nos Landing Jacks fitted on four corners of the Trailer.\nRoof : Covered with GI sheet & the height,400 mm from the side wall to top of the sheet with M.S channel (50x6 mm).\nCarrying capacity : 5 Ton ( Approx.)\nIsolator, Fuse mounting: 63x63x4 mm Box pipe, 50x50x5 mm M.S plate, 75x38 mm C channel clamp for transformer.\nSide wall :- Side wall height 1900 mm, openable with three sides, made of MS welded wire Mesh 4 mm and Angle 35 x 5 mm, supported with 40 x 5 mm MS flat, with danger notice board 11 kV HT ,Suitable enclosure with four pole 63 Amp MCCB be provided on LV side.\nTyre Assembly :- 4 Nos New Tyres Assembly size 7.50 x 16 Nylon any Std. Make available CEAT, Apollo, JK, Birla.\nFinishing & Painting :- Finishing with Grinding and one coat Red-Oxide (Primer) and 2 coats of Super Synthetic Enamel Paint. (Any Colour ).\nFittings :- Necessary Fittings like 4 Nos Light Reflectors, 2 Nos Number Plates. | |||
| 36 | 4.02 | Note : (I) Item rate shall be inclusive of connection of LV side of transformer with MCCB 630 Amp, 4 pole 415 Volts, rupturing capacity 50 KA Adjustable thermal fixed magnetic MCCB including fixing arrangements & suitable MS enclosure, by single core to run of 120 Sqmm copper cable having length 40 RM for each phase and neutral complete with lugs nuts volt ect.\n(ii) All four sides of trolley cage be provided with danger notice plate for 11 KV HT supply with standard skull and bone sign. The rate for the same will be inclusive in the quoted rate.\n(iii) All side of cage and door/roof top should be detachable type for easy dismantling during maint of transformer.\n(iv) Items rate will be inclusive of mounting the transformer on trolley with fixture and any T&P and labour reqd be provided by the contractor.\n(v) Before placing order of trolley , drawing of the same should be approved by GE. | |||
| 37 | 5 | Cable jointing kit for 11 KV grade cable for outdoor termination , heat shrink type, joint complete with jointing material and accessories suitable for 3 core XLPE, armoured, Al conductor cable of size 50 sqmm to 95 sqmm complete all as specified and directed. | 2 | Each | |
| 38 | 6 | Cable jointing kit for 1.1 KV grade cable for outdoor termination , heat shrink type, joint complete with jointing material and accessories suitable for 3.5 core XLPE, armoured, Al conductor cable of size 400 Sqmm complete all as specified and directed | 2 | Each | |
| 39 | 7 | Earth continuity conductor or main earthing lead made of PVC insulated single core copper multistranded cable 1100 volts grade 25sqmm of 15 RM long with copper lugs at both and with provision of nut bolts and washer complete as specified and directed. (For transformer body and neutral earthing from existing earth point). | 4 | Each Set | |
| 40 | 8 | Supply & laying insulated rubber mat size 1mx2mx19mm (WxLXT) suitable for electric supply 11000 Volt as per specified by Engg.-in-charge. | 2 | Each | |
| 41 | 9 | Supply & laying insulated rubber mat size 1mx2mx10mm(WxLXT) suitbale for electric supply 1100 Volt as per specified by Engg.-in-charge. | 2 | Each |
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