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HT Breaker Checklist

This document is a checklist for maintaining a 6.6 KV high-tension breaker. It lists 18 check points to inspect, including checking the SF6 gas pressure, shock absorber condition, micro-switch assemblies, lubrication, spring settings, pin conditions, bearings, the spring charging motor, a 24 pin socket, test rod adjustment, emergency stop lubrication, control wires, and other checks. Space is provided to record observations from maintenance checks and the names of the technicians performing the service work.

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709 views1 page

HT Breaker Checklist

This document is a checklist for maintaining a 6.6 KV high-tension breaker. It lists 18 check points to inspect, including checking the SF6 gas pressure, shock absorber condition, micro-switch assemblies, lubrication, spring settings, pin conditions, bearings, the spring charging motor, a 24 pin socket, test rod adjustment, emergency stop lubrication, control wires, and other checks. Space is provided to record observations from maintenance checks and the names of the technicians performing the service work.

Uploaded by

Electrial Dept
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as XLS, PDF, TXT or read online on Scribd
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6.6 KV H.

T Breaker Maintenance Check List


NAME OF THE BREAKER :
S.No CHECK POINTS Actual observation Actual observation Actual observation Actual observation Actual observation Actual observation
1 SERVICING DATE

2 BREAKER SR.NO.

3 SF6 GAS PRESSURE IN ALL POLES

4 TOP SHOCK ABSORBER CONDITION

5 BOTTOM SHOCK ABSORBER CONDITION

6 MICRO-SWITCH ASSEMBLY -1SET(02nos)

7 MICRO-SWITCH ASSEMBLY -1SET(03nos)

8 MICRO-SWITCH ASSEMBLY -1SET(.4nos)

9 LUBRICATION OF SPRING CHARGING MECH.

10 TOP & BOTTOM TFM SETTINGS

11 TRIPPING SPRING PARALLEL PIN CONDITION

12 CLOSING SPRING PARALLEL PIN CONDITION

13 BEARINGS CONDITION

14 SPRING CHARGING MOTOR CHECKING

15 24 PIN SOCKET FREE SLIDING

16 TEST / SERVICE ROD ADJUSTMENT

17 EMERGENCY STOP LUBRICATION

18 CONTROL WIRES CHECKUP

19 ANY OTHER CHECK

Service work done by


Name & Signature Name & Signature Name & Signature Name & Signature Name & Signature Name & Signature

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