Installation, testing, commissioning of 63 KVA Voltage Stabilizer along with other electro mechanical works at LIS Zinda Peer

Providing of 03 phase step up manually operated oil cooled voltage stabilizer conforming to relevant IS Code suitable for operation on unbalanced input voltage range and balanced output voltage as mentioned below for 03 phase A.C supply. The stabilizer shall be aluminum wound & fitted with steel wheel rollers for easy portability along with protection devices and accessories. The other detailed specifications are as under: - Capacity: 63 KVA Input Voltage: 230 - 480 Volts Output Voltage: 415+1% Volts Frequency: 50+3 %Hz 1. Core: The core should be of first quality of CRGO Silicon steel. 2. Transformer oil: The transformer oil to be used has to be ISI Marked conforming to IS 335 with latest amendments. The manufacturer’s test report of the Transformer oil shall be submitted along with the final bills. 3. Aluminum conductor: The conductor should be of pure Aluminum grade as per the IS standards. 4. Container Gauge: The quantity of transformer oil used and the size of container should be mentioned and sheet used for manufacture of voltage stabilizer should be 14 to 16 SWG and gauge of the sheet used for fabrication of panel should be 16/18 SWG. 5. Instruments: The panel shall be fitted with MCCB, Voltmeters (for both input and output voltage), Ampere meter, indicator lamps, high voltage cut off relay, earth fault relay, single phase voltage preventor cut off protection of requisite specifications. The MCCB/fuses, relays should be of Standard make or equivalent ISI make. Similarly, voltmeter, ammeter, selector switches and indicator lamps shall be of equivalent ISI make. 6. Bypass Switch: The equipment shall be provided with bye pass switch of suitable capacity of standard ISI make on suitable location on the panel. 7. Rotary Switch: The Rotary Switches provided to adjust the output voltage for all three independent single phase cases should be of suitable rating and reputed ISI make and of heavy duty to withstand all the tests and working load. The rotary switch should have 8 steps ups. 8. Terminal block: Terminal block for input along with instrumentation/fuse set panel should be provided with reputed ISI make and meant for heavy duty. 9. Characteristic Features: The three phase Manually operated aluminum wound oil cooled voltage stabilizers shall have the following characteristic features:- i. Continuous duty performance at ambient temperature 5 deg C to 55 deg C. ii. Stable and effective under system power factor and frequency fluctuation as well as overload up to 15% and under load up to 50% of the connected load. iii. Low internal impedance. iv. Negligible wave form distortion during starting under operation and stopping conditions. v. Accommodate the effect of higher starting current and should be able to recover from the shock. vi. No over shooting or hunting. vii. Negligible phase shift ensuring no change in system power factor. viii. The capacity of oil tank should be indicated. ix. The stabilizer shall have: a) Suitable breather. b) Leak proof de-sledging and drain cock for transformer oil. c)Lifting hooks provided at suitable positions for handling of the equipment. d)Oil gauge for monitoring level of transformer oil. x. The equipment shall be designed and manufactured ensuring the safety requirements as envisaged in IS: 8447 and IS: 302 both with latest amendments. xi. The stabilizer should be provided with suitable arrangement to avoid any seepage of water into the voltage stabilizer during storage / handling. 10. Installation at Site: The firm shall get the stabilizer installed inside the pump Room at a suitable place by engaging technically skilled persons. Testing and commissioning on no load condition. 11.Marking : Stabilizer shall be marked with manufacturer’s name and trade mark on the plate fitted on the stabilizer indicating rating in KVA, range of input and output voltage, rated output current, frequency, number of phase, type of load viz. unbalanced input and balanced load, quantity of transformer oil and also the reference to the IS: standard. Complete job includes rebate on account of old damaged/ worn out stabilizer, cost of material, labour charges i.e. engagement of skilled and semi-skilled labour. (Complete job)

Shifting of new Stabilizer of 63 KVA capacity from workshop to LIS Zinda Peer by way of Loading of the stabilizer from the workshop, into mechanical transport by mechanical crane and manual labour, carriage to roadside near LIS Zinda Peer (Rajouri) on mechanical transport, unloading by mechanical crane and manual labour. Shifting from roadside to LIS Pump Room by crane/tractor trolley and manual labour through uneven and hilly terrain as per site conditions. Installation of 63 KVA voltage stabilizer at site by connecting the stabilizer panel/terminal block with input and output cables by way of p/f of new thimbles as per requirements. Providing connections to the two no. ATS connected with 2 x 20HP motors with already existing cables. Testing and commissioning of the 63 KVA voltage stabilizer. The job includes cost of material, labour charges i.e. engagement of skilled and semi-skilled labour, hire charges of crane, tools and tackles and testing, commissioning and installation charges etc at site. Complete job.