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2.7
Battery
The 7SR45 Argus relay has 2 batteries: a main battery CR123A and a coin cell RTC battery CR1632. This section
is applicable to the main battery CR123A, 3 V 1400 mAh Li non-rechargeable battery . The battery is used to
energize the device when auxiliary voltage or phase current or USB are not available. You can perform actions
such as viewing the fault records, setting change, and resetting the flags with battery power.
The relay can be powered on by the battery only if all other power sources are not available.
In the battery mode, the relay can be energized by pressing the BAT ON/OFF key or if any binary input status is
changed.
The battery is used to operate the 7SR45 Argus Relay only when other power sources are not available.
In the battery mode:
•
You can edit all the settings even if the protection functions are inactive.
•
The binary inputs and binary outputs are operational.
•
The local flag indicator reset is possible.
•
LED test/reset is possible.
•
The pulse output and remote flag output cannot be operated with battery.
•
If no keys are pressed for 60 s, then the relay goes in to sleep mode automatically.
By default in the battery mode, if the LCD backlight is off, then the LCD backlight can be turned on by pressing
the backlight key.
Reyrolle, Hardware, Manual
C53000-T7040-C101-2, Edition 09.2020
Device Modules and Terminal Details
2.7 Battery
25
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