Battery Mode
When the UPS is operating during a power outage, the alarm beeps
once every five seconds and the
utility power returns, the UPS transfers to Normal mode operation while
the battery recharges.
If battery capacity becomes low while in Battery mode, the
starts flashing and the alarm becomes continuous. Immediately
complete and save your work to prevent data loss and similar difficulties.
When utility power is restored after the UPS shuts down, the UPS
automatically restarts. The
recharged to an acceptable level.
Bypass Mode
In the event of a UPS overload or internal failure, the UPS transfers your
equipment to utility power. Battery mode is not available; however, the
utility power continues to be passively filtered by the UPS. The alarm
sounds and the
Bypass mode when:
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The UPS has an overtemperature condition.
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The UPS has an overload condition of 103 to 110% for 30 seconds.
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The UPS detects a fault in the battery or UPS electronics.
Standby Mode
When the UPS is turned off and remains plugged into a power outlet,
the UPS is in Standby mode. The
indicators are off, indicating that power is not available to your
equipment. The battery recharges when necessary.
NOTE For 200–240V models, the output receptacles may remain electrically live (up to
100–120V). Unplug the UPS to ensure power is not available to the output receptacles.
®
EATON Powerware
5125 (9910-P33) UPS Installation Guide for IBM
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indicator illuminates. When the
indicator flashes until the battery has
μ
indicator illuminates red. The UPS transfers to
μ
indicator flashes and the load level
®
Applications
OPERATION
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indicator
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