Gurugram Metropolitan Development Authority Tender

Supply, Installation, testing, and commissioning of 11KV Non Extensible Outdoor duty (IP 54 enclosure) SF6 gas insulated 4-way motor operated Ring Main Unit comprising of 630 Amps 4No Vacuum Circuit Breaker, cable termination from the front, breaking capacity 20KA/3sec , complete all as specified and directed. Make of RMU : SIEMENS / SCHNEIDER / ABB). Protection arrengement shall comprise of the following : 3 O/C and 2 E/F element with IDMT relays with Series Trip / Shunt trip suitable for 24/30Volt DC suppply system Any axulliary relays as required Frequency meter Digital type Volt meter 96mm square range 0-15KV with seletcor switch 6window annunciater with hooter. (2 widow for over Current and Earth Fault) (2 window for WTI and Trip) (2 Window Spare) Double scale digital type Ammeter 96 mm square with selector switc Provide Trivector Meter in each Out Going VCB Under voltage relay and over voltage relay with triping and alarm. all wiring necessary for the above including inter connection for alarm and trip where required Test terminal block , MCB`s, circuit lables, indication lamps etc. as required. Necessary trip supply healthy indicator lamp and MCB. 3 Nos. phase indicating lamps with MCB`s Indicating lamps indicating the circuit breaker `ON, OFF tripped due to fault and spring charged for all breakers Provide Ancillary relays as required. Note:- complete in all respect with all required accessories upto the entire satisafaction of engineer-incharge.

Supply and erection of copper strip 40mm x 5 mm for Earthing on surface and recess in ground including the cost of all required accessories i.e. nut bolts stapples etc complete in all respect upto the entire satisfaction of Engineer-in-charge.

Supply, installation, testing and commissioning of 11 KV Package type compact Sub Station as per IEC 62271-202. Outdoor type enclosure having modular construction Enclosure type-tested for IP2X and enclosure class k10, Water and air-tight joints, made of Galvanized sheet steel of 2mm. The Enclosure shall have IP54 degree of protection for HT and LT switch gear compartment and IP23 degree of Protection for Transformer compartment. 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. Interconnection between HT switchgear and Transformer using XLPE Single core cable and Interconnection between Transformer and LT switchgear using Busbars, Internal earthing connections. All metallic components shall be earthed to a common earthing point. Substation can be lifted with transformer installed: Enclosure painted with powder coating/polyurethane paint. (Make: ABB, Siemens, Schnieder) HT Switchgear- 11 KV 630 Amps. 21 KA/3 Sec NonExtensible Ring Main Unit 2 Way Compact Switchgear consisting 1 No. VCB feeder with SF6 Insulated in Stainless steel enclosure with series trip, Self-powered microprocessor based numerical over current and earth fault protection relay and 1 No. Cable feeder. Relay shall have communication port and SCADA Compatible. Transformer- 3 Phase, 50 HZ, 2000 KVA, Oil Type ,11 / 0.415 KV, DYn -11, Copper Wound, Class A insulation, Transformer as per IS 1180 Energy Efficiency Level 2, Off Circuit Tap Changer with winding temperature indicator /controller actuated by means of resistance temperature detector embedded in LV winding, outdoor type transformer with approximately 5 % impedance tapping for Off load tape changer operation on HV side in steps of 2.5% for plus 7.5% having cable end boxes on HV side suitable for 3 core x240 Sq.mm XLPE cable of 11 KV grade, Type of colling ONAN. L.T Side of Transformer shall have Bus Bars up to LV Switchgear. LV Enclosure- L.T Panel shall have 2MM CRCA Sheet Enclosure with Powder Coated as per IS. Incomer- 3200 Amp ACB 65 KA Fixed type Microprocessor Based having Trip Feature, Earth Fault Protection with metering and Indicators complete in all respect compatible with SCADA. Necessary Bus Bar arrangements for outgoing cable shall be made in LT Panel. LV Enclosure shall have continuous Earthing with suitable GI Strip. Note: - RCC foundation cost is inclusive with complete in all respect with all required accessories up to the entire satisfaction of engineer-in-charge. CSS Make : ABB, Siemens, Schnieder