Supplying, Installing, Testing and Commissioning of 160 kW Variable Frequency Drive Panel for Existing HSCF Pump Set at Khijadiya Head Works under Khijadiya RWSS.

SITC of Floor Mounted Indoor Type, Totally Enclosed, Dust & Vermin Proof, IP-52 (minimum) LV Variable

Frequency Drive (VFD) Panel suitable for operation and speed control of 160 kW, 415V ±10%, 3 Phase, 4 Wire,

Hz squirrel cage induction motor coupled with HSCF Pump Set, complete with CRCA sheet steel enclosure fabricated

from minimum 3 mm thick base frame/gland plate, 2 mm thick load bearing members & doors and 1.6 mm thick internal

partitions, powder coated after seven tank pretreatment process, air insulated electrolytic grade aluminium bus bars,

incoming TPN MCCB of adequate rating and breaking capacity, input contactor, heavy duty IGBT based

microprocessor controlled VFD suitable for variable torque pump application with V/f & Sensorless Vector Control,

inbuilt PID controller, Auto/Manual operation, Local/Remote operation, Auto Restart, Flying Start, Sleep/Wake function,

3% Input Line Reactor, Output dv/dt Filter, Type-II Surge Protection Device (SPD), Control Transformer, Digital

1 fans with filter, space heater with thermostat, copper control wiring with FRLS copper wires, power & control terminal 1 Job 632000.00

blocks with minimum 10% spare terminals, cable alley, gland plates, earthing bus bar, suitable for aluminium/copper

XLPE/PVC armoured cables, complete with all internal wiring, ferruling, danger notice plate, name plate, hardware,

foundation hardware, transportation, loading, unloading, erection, testing & commissioning complete in all respects as

per latest IS/IEC 61800, IS/IEC 61439, IS/IEC 60947, IS:694, IS:8130 and other applicable standards. The VFD shall

provide minimum protections for Over Voltage, Under Voltage, Over Current, Over Load, Short Circuit, Earth Fault,

Phase Loss, Phase Imbalance, Motor Over Temperature, Stall, Dry Run (through external input), Under Load and

Communication Fault with RS-485 Modbus communication port complete as directed by Engineer-in-Charge.

VFD Panel of 160 KW (1 Working)

Supplying & erecting earth pit of minimum bore dia.150mm size approved make Earthing Electrode consisting Pipe-in-

Pipe Technology as per IS 3043-1987 made of corrosion free hot dipped G.I.Pipes having Outer pipe dia of 50mm

having 80-200 Micron galvanising, Inner pipe dia of 25 mm having 200-250 Micron galvanising, connection terminal dia

of 12mm with constant ohmic value surrounded by highly conductive compound with high charge dissipation suitable

for following type of applications with chamber and heavy duty cover.(approved make OEM has to submit test

certificate) & having back filling compound of (B) Inner chemical (CCM Compound)- Resistivity:- 0.2 / meter testing

2 as per IEC 62561-2017, Voltage drop:- < 1 volt at no load & dry form, Sulphar content:- <2%(C) Back fill Compound :- 2 Job 4546.00

Earthing compound should be capable to retain moisture for long time Necessary test report must be submitted.

(a) For Electrical Installation up to 440V in normal soil

Length of pipe - 1 Mtr

Back filling compound - 1 Nos Bag of 15 Kg.

Description of Item Qty Unit Rate (Rs.) Amount (Rs.)

Providing and erecting required size hot dip Galvinized Strip of size 50 mm width X 12 mm thickness for earthing of

HT/OCB/ACB/Transformer/LT Panel Board/Motors etc. using copper clamp for the purpose of connecting panel body

earth to earth pit etc complete as per site requirement.

Total Rs.

Amount of my / Our Tender work out as under

OFFER FOR BELOW OFFER FOR ABOVE

1. Estimated cost Rs…6,47,252=00 1. Estimated cost Rs…6,47,252=00

2. Less ………….………% below Rs……………..…………… 2.Above ………….…%above Rs………………...…………

3. Net Amount Rs…………………………………...…………… 3. Net Amount Rs……………………………………………

4. In words Rs………………………………………...………… 4. In words Rs………………………………………….……

Executive Engineer

SIGNATURE OF CONTRACTOR P.H.Mech. Division