Delhi University Tender

Items

Supplying, installation, testing & commissioning of indoor type floor mounted metal clad, 11 KV VCB panel with 03 No. VCBs, totally enclosed & fully interlocked, horizontal drawout, horizontal/ vertical isolation type breaker as per IS 13118, as amended up to date and additional specifications, having capacities as mentioned below, single break, trip free mechanism, manually charged and auto/manually closing breaker suitable for use on 11 KV, 3 Phase, 50 Hz A.C. supply with short circuit fault level of 350 MVa, complete with self contained, fully interlocked, rack in and rack out mechanism, air insulated but encapsulated copper bus bars of Amps capacity, breaker featured with mechanical ON/OFF indicator with hand trip device, spring release coil, shunt trip coil and auxiliary switch of 4 NO+4NC and equipped with following switchgears and accessories i/c connections suitable for 3x 300 sq. mm. XLPE 11 KV cable (cable entry from *bottom/ top/side) end termination with heat shrinkable jointing material etc. as required. (Note- Cost of end termination not included in this item) A.(a) Incoming – 1 No 630 Amp. VCB (b) 1 No. – 11 KV / 110 Volts PT Class 0.5 accuracy and 100 VA burder with 1 No. Voltmeter (0-15KV), analog/digital* type, selector switch for voltmeter and protection fuses/MCB for HT metering upto 12 KV on incomer. (c) 1 No. – (0-300 A) dual scale Ammeter, analog/digital* type, selector switches for ammeters. (d) 1 No. – Microprocessor based numerical relay with O/L, E/F and S/C protection. (e) 1 No. – Set of dual core dual ratio 3 CTs 300/150/5/5 A of 15 VA burden and accuracy Class – 0.5 for metering and class 5P10 for protection. B. (a) Outgoing – 02 Nos. A VCB (b) 02 Nos. – (0-100 A) Ammeters, dual scale analog/digital* type & selector switches for Ammeters. (c) 02 Nos. – Microprocessor based numerical relays with O/L, E/F & S/C protections. (d) 02 Nos. – Set of dual core dual ratio 3 CTs 100/ 50/5/5 A of 15 VA burden and accuracy Class-1.0 for metering and class 5P10 for protection.

Supplying, installation, testing & commissioning of power pack with 220 Volt AC input & 24 Volt DC continuous output suitable for closing/ tripping/indication of… Nos. HT panel boards with 2 Nos. 12 Volts each maintenance free batteries of 100 (suitable) AH each, charging unit, capacitor bank for emergency delivering for trip system complete with suitable capacity of Ammeter & Voltmeter i/c connections with 2.5 sq. mm FRLS insulated copper conductor cable etc. as required.