Post Modification Tests; Battery Disposal; Cleaning - GE MiCOM P40 Agile Technical Manual

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P14x
As part of the product's continuous self-monitoring, an alarm is given if the battery condition becomes poor.
Nevertheless, you should change the battery periodically to ensure reliability.
To replace the battery:
1.
Open the bottom access cover on the front of the relay.
2.
Gently remove the battery. If necessary, use a small insulated screwdriver.
3.
Make sure the metal terminals in the battery socket are free from corrosion, grease and dust.
4.
Remove the replacement battery from its packaging and insert it in the battery holder, ensuring correct
polarity.
5.
Ensure that the battery is held securely in its socket and that the battery terminals make good contact with
the socket terminals.
6.
Close the bottom access cover.
Caution:
Only use a type ½AA Lithium battery with a nominal voltage of 3.6 V and safety
approvals such as UL (Underwriters Laboratory), CSA (Canadian Standards Association)
or VDE (Vereinigung Deutscher Elektrizitätswerke).
Note:
Events, disturbance and maintenance records will be lost if the battery is replaced whilst the IED is de-energised.
2.7.1

POST MODIFICATION TESTS

To ensure that the replacement battery maintains the time and status data if the auxiliary supply fails, scroll across
to the DATE AND TIME cell, then scroll down to Battery Status which should read Healthy.
2.7.2

BATTERY DISPOSAL

Dispose of the removed battery according to the disposal procedure for Lithium batteries in the country in which
the relay is installed.
2.8

CLEANING

Warning:
Before cleaning the device, ensure that all AC and DC supplies and transformer
connections are isolated, to prevent any chance of an electric shock while cleaning.
Only clean the equipment with a lint-free cloth dampened with clean water. Do not use detergents, solvents or
abrasive cleaners as they may damage the product's surfaces and leave a conductive residue.
P14xEd1-TM-EN-1
Chapter 22 - Maintenance and Troubleshooting
523

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