Press NIT NO. 08 (2020-2021) ITEM NO.2

Voltmeter 0-5 KV

Multi Funtional Meter

Ammeter 0-300 Amp

Ammeter 0-100 Amp

Illumination Lamp

Indication lamp with dome R,G,B,Y,A collors

TNC Switch

HRC Fuse(2A, 4A, 6A, 10A)

Cureent transformers CTR 300/5/5, Class-1,5P10,15VA

RE-300 Relay 30 VDC

PT Fuse

Vacuum Contractor Spares, Closing coil for VC240v

2-Pole Auxillary Switch

5- Pole Auxillary Switch

Push Button with 1NO,1NC

Bridge Rectifier

Contactor

PDS Assembly for VC

Trip Coil for VC30vdc

Vacuum contactor JVM-1-604 3.3KV

VCB SPARES VK10J13, Pinion gear

Spur gear

Tripping half shaft

Closing half shaft

Tripping coil30vdc

Closing coil30vdc

Power pack 220AC/30VDC

Power pack 220VAC/110VDC

Micro Switch

Servicing of Jyoti Make VCB as per scope of work attached 1. Visual Inspection and Cleaning of Breaker. 2. Lubrication of moving parts of mechanism. 3. Checking the operation of closing and tripping coil. 4. Checking of test/service aux. switch operation. 5. Checking of tripping mechanism operation. 6. Checking of breaker Aux. switch operation. 7. Checking of spring charging limit switch operation. 8. Checking of damper setting. 9. Measurement of stoke gaps for VI contacts in VCB and adjustment if required. 10. Tightness checking of power connection of VCB and electrical wiring in breakers. 11. Checking and tightening of Nuts/Bolts and other fasteners in VCB. 12. Checking of all circlips and lock washers of VCB. 13.Checking of Breakers On/OFF operation manually and electrically. 14. Cleaning of U barrier. 15. Cleaning of Jaw contacts. 16. Checking the alignment of breakers with the male contacts of panel. 17. Checking the anti- pumping operation in VCB. 18. Replacement of defective parts. 19. Measurement of contact resistance , HV Test , Closing & Tripping timing. 20. Scope also includes complete servicing of panel and replacing the recommended Spares as taken in the supply Part.