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Description

Provision Of Distribution Transformer And Allied Work At Certain Area In Mil Stn Jaisalmer

Tendering Authority: Military Engineer Services

India, Rajasthan, Jaisalmer

NTID

29973301

Last Date For Submission

26 Dec, 2022

Closing Date

26 Dec, 2022

BOQ Items Total Items : 34 | Total Qty : 1922
# Item Quantity Units
1 Supply and Installation and comissioning of 11 KV Compact Sub Station with non extensible RMU consisting of following :- A . HT SWITCHGEAR 11 KV, 630 Amps, 21 KA for 3 Sec. Non-Extensible Ring Main Unit with Metering Panel Compact Switchgear Consisting of One No. Vacuum Circuit Breaker In SF6 insulated stainless steel enclosure, with series trip, self powered microprocessor based numerical over current relay (IDMTL + Inst.) protection, earth fault protection and thermal over load relay for transformer. Interconnection between HT switchgear and transformer shall be using 1Cx3x95 sq.mm aluminium unarmorured XLPE Cable . B. TRANSFORMER 315 KVA, 11KV/0.433 KV ,Dyn11 ,DRY Transformer type of design with Off load tap switch of rating +5% to -10% @2.5%. (IS Tol.2026) and WTI (Winding temparature Indicator), copper wound complete all as specified. C. LOW VOLTAGE SWITCHGEAR-630 A COPPER BUS BAR LT ACB (Air circuit breaker) INCOMER CUM OUTGOING 415 V , 630 Amps 4P,36 KA fixed type Microprocessor based MCCB -01 Nos 1.00 Each
2 OUTGOING : 200 Amp ,25 KA ,4P ,Thermal Base MCCB -04 Nos ,Amp Meter & Volt Meter in Incomer ,RYB indication & other require accessories specification & direction by Enginner -in -Charge . D . OUTDOOR ENCLOSURE Outdoor type enclosure having construction of Galvanised Sheet Steel of thickness not less than 2mm. The Enclosure shall have IP54 degree of protection for HT & LT switchgear compartment & IP 23 degree of protection for Transformer compartment. The enclosure exterior shall be powder coated (colour Light Grey & D.A.Grey). Each compartment will be provided with the door and pad locking arrangement. The Compartment illumination lamp with door operated switch shall be provided for each compartment.
3 E. INTERCONNECTION AND EARTHING Interconnection between HT switchgear & Transformer using 1Cx3x95 Sq.mm XLPE Single core cable & Interconnection between Transformer & LT switchgear using aluminium Busbars. Internal earthing connections by using 50x6 mm Copper Strips and provn of Bulk Meter /Cable) Note:- (a) Packge Sub-Station is outdoor plinth mounted type. Rate quoted shall be inclusive of errection, testing and commissioning including Civil work for package substation as per OEM specifications (b) Package Sub-staion complete with the internal interconnections & all other miscellaneous items required for satisfactory completion of job shall deemed to be included in the rate quoted.
4 M&L cable jointing kit for 11 KV (Earthed) grade cable for indoor termination cold shrinkable type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 3 core 50 - 95 sqmm 11000 volts complete all as specified and directed. 1.00 Each
5 M&L cable jointing kit for 11 KV (Earthed) grade cable for outdoor termination cold shrinkable type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 3 core 50 - 95 sqmm 11000 volts complete all as specified and directed. 1.00 Each
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