Supply, Installation, Testing and Commissioning of various Electrical works for 02 Nos G3 08 passengers Lifts at Swasth Bhawan Bemina Srinagar

Amount

Supply, installation, testing & commissioning of 20 KVA servo-stabilizers including all allied electrical accessories The stabiliser should have following specifications: a) Capacity:20 KVA, 3-phase unbalanced type b) Input: (150-265) V AC P-N; (250 - 460) V AC P-P c) Output: 415 V ± 1% - phase to phase d) Supply: 3 phase, 4 wires, 50Hz e) Operation: Automatic f) Duty cycle: Continuous g) Transformer windings: Copper wound on CRGO laminations as per IS specifications h) Cooling: Oil cooled i) Efficiency: Better than 98% at full load j) Overload capacity: 15% for continuous 4 hours k) Waveform distortions: Nil l) High speed voltage correction: up to 8V to 20V per second m) Protections: Under voltage, Over voltage and Overload with time delay n) Other features: LED indicators, Digital AC ammeter, AC voltmeter, Frequency meters, Phase Sequence meters, Single phase preventer, Stabilizer by-pass arrangement. The Job also includes P/F of 100 Amp 4 Pole MCCB as incomer to the Servo Stablizer to be provided in CRC Enclosure.

Providing/Fitting of 3.5 core, 50 Sqmm armoured Aluminium cable for connecting Power supply and DG supply to servonstablizer then to Change Over panel / Main panel of lift

Providing/Fitting of 3.5 core, 25 Sqmm unarmoured Aluminium cable for connecting Power supply / DG supply from Change Over panel / Main panel to individual panel of lifts

SITC of electrical Changeover panel comporising of 4 Pole 100A MCCB (36KA Breaking capacity) as incommer, Manual change over with 150A bus bar and 4 Pole 63A MCCB- 2No. (36KA Breaking capacity) as outgoing for 2 No Lifts provided in a powder coated CRC enclosure.