Operation, repairing and maintenance of pump, water sprinklers, static type Fog canon, and MS pipeline installed for dust suppression at Kanika Railway Siding of Garjanbahal OCP, Basundhara Area

Amount

Opearation of Pump ,Fog Canon,Sprinkler System (02 Semi skilled and 02 Unskilled )

Dismantling and Fixing of riser assembly 3mtr height, dia 2" and installation of sprinkler nozzle (including supply of pipe & pipe accessories valve,nozzle sprinkler full circle 72 mtr etc with M.S pipe on required location

Dismantling and repairing/replacement of existing (6"and 4") MS pipeline as and when requird at Kanika siding

Supply riser 3mtr height, dia 2" for installation of sprinkler (including supply of pipe & pipe accessories valve, iron angle to hold the riser assembly etc) with M.S pipe line.

Supply of sprinklers, made of brass twin nozzle sprinkler, full circle dia meter spray- 72 mtr,working presurre-2- 5 kg/cm², 400LPM 2" BSP inlet connection to the sprinkler assembly.

Replacement of Voltage Relay (Under voltage, Over voltage with Phase failure protection) 3-Phase upto 510V.

Replacement of Water level controller, Adjustable sensitivity 1K to 200K Ohm with sensor.

Replacement of MCB, 1 Pole, 6A.

Replacement of MCB, 3 Pole, 63A.

Replacement of MCB, 3 Pole, 2A.

Replacement of AC Contactor, Coil Voltage: 440 V AC, Current Rating 12A, 3 Pole, (1NO + 1NC).

Replacement of AC Contactor, Coil Voltage: 440 V AC, Current Rating 50A, 3 Pole, (1NO + 1NC).

Replacement of AC Contactor, Coil Voltage: 440 V AC, Current Rating 65A, 3 Pole, (1NO + 1NC).

Replacement of AC Contactor, Coil Voltage: 440 V AC, Current Rating 40A, 3 Pole, (1NO + 1NC).

Replacement of Bimetal Overload Relay, Current Range: 0.1 to 13 A.

Replacement of Bimetal Overload Relay, Current Range: 55 to 70 A.

Replacement of Bimetal Overload Relay, Current Range: 23 to 50 A.

MCCB 3 POLE, 160A.

Replacement of Relay, M - Series, Coil Voltage: 240 V AC.

Replacement of Star Delta timer, Run time: 30 / 60sec, Change over: 50 / 100ms, 2 C/O, 230 to 450V AC.

Replacement of PT, 440V/220V AC, 500 VA, Single Phase.

Replacement of LED Type Push Button Actuators - Illuminated.

Replacement of LED Type Pilot Lamp-Type of voltage AC/DC.

Replacement of Mushroom Head Push Button Stay Put (press to lock, turn to release).

Replacement of KD-8108-M Limit Switch.

Replacement of Rubber hose High Impulse, DIN EN853-1S, 1 1/2" dia, 3 mtr. Long complete with end fittings (Ferrules).

Maintenance of Fog Canon assembly including cleaning of Nozzels, Panel, Greasing etc. and Replacement of defective parts (Except Monsoon season).

Total impact of GST plus Labour Cess [@ 1 % (BOCW Cess to be deducted from the RA bill as per the value of the work progress)] for the purpose of CTC

Bikash Kumar Agarwal

M/s. Sahida Electrical Works

SUJIT DEBETA

RAJWANCE CONSTRUCTION