3.6
Return of Normal AC source
After an outage, the UPS restarts automatically when AC power is restored (unless this function has been disabled
via UPS personalization).
3.7
Shutdown
Figure 3-7: Shutdown Display, Circuit Breaker, and AC Source Switch.
EX 5/7/11 RT Systems
Operation
3 — 10
86-86000-00 B01
1.
Press the OFF button
more than 3 seconds.
CAUTION: The load is no longer protected by
the UPS. It is powered via the
Bypass AC source. If the UPS is set
in frequency converter mode, the
load will not be powered.
If the Bypass AC source is out of
tolerance, the UPS will generate a
calibrated 10msec output interrupt.
2.
Set the battery circuit breaker(s)
to the OFF
position.
3.
Set the Normal AC source circuit breaker
to
the OFF position.
LED
is now OFF.
CAUTION: Performing this step will disconnect
power to the load.
4.
For the complete shutdown of the UPS (no input
and output power), the upstream circuit breaker
(not included) should be set to the OFF position.
17
8
14
20
OFF
ON
17
20
8
14
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