Tender for servicing and overhauling of 33kV VCB s at 33 11kV Sub Station Bassi repair and replacement of various defective indicating recording instruments of 132kV Control Relay Panels GRMP Panels firefighting pipeline LT Panels of 66MW BPH

Amount

Servicing and overhauling of 33kV Vaccum Circuit Breakers, Make- Crompton Greaves i)Visual Inspection of Breaker ii) Thorough cleaning of breaker iii) Lubrication of all moving parts iv) Checking of gear box operation v) Checking of closing & tripping mechanism vi) Checking of spring charging limit switch operation vii) Checking of closing & tripping circuit viii) Checking of all other mechanical parts (washers, circlips etc.)

Consumable Items i) TNC Switch, 2NO+2NC, 25A

ii) Push Button

iii) Local/Remote Switch

iv) MCB, DP, 10A

v) Indication Lamps

vi) Tripping Coil for 33kV VCB, 30V DC

vii) Closing Coil 33kV VCB, 30V DC

viii) Limit Switch, Make- Omron, Model - X-10GM2-B, 10A, 120VDC, 3A, 250VDC, SPDT (Single Pole, Double-Throw), Reverse Hinge roller Lever, Screw Terminals (or Make- Honeywell)

ix) Limit Switch, Make- Omron/ Honeywell, 10A, 120VDC, 3A, 250VDC, SPDT (Single Pole, Double-Throw), Panel mount cross roller plunger type

x) Electrical Panel Locks, Quarter Turn, Pin Type, Water Resistant, Hole Dia - 20mm

Replacement of different capacity Indicating and Recording instruments of 132kV Control & Relay Panels, GRMP Panels, Cooling Water Panels i) Digital Meters for displayig UCB & GEN CW flow, Make- Selec, Model - PIC152

ii) Voltmeter, Make-AE, 0-150kV, 96X96mm, 132kV/110V

iii) Timer On Delay, 220V AC/DC, Make-EAPL, Model-A1D1-X (24-220 VAC, 24-220 VDC)

iv) 3-Pole Contactor Make Schneider, Model- LC1D40A, Coil voltage 220V AC

v) Pin-Off, Lift-Off Hinge

vi) Panel Door Hinges

Repair/Replacement of defective instruments installed in Fire Fighting Pipeline. i) Gate Valve, Nominal Dia- 150mm, Nominal Pressure- 16kg/cm2

ii) Pressure Gauge, 0-14kg/cm2

Repair/Replacement of defective MCCB's of 415V LT Panels i) 3 Pole MCCB, 125A

ii) 3 Pole MCCB, 32A

iii) 3 Pole MCCB, 200A, 415V AC, Isc-25kA

DN Industries

Himsut Hydro