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3.5 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).
3.6 Shutdown
Figure 3-7: Shutdown display, circuit breaker, and AC source switch.
EX 5/7/11 RT System
Operation3 — 8 86-86000-00 A01
1. Press the OFF button more than 3
seconds.
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.
4. For a full shutdown of UPS and connected
load, the upstream circuit breaker (not
included) should be set to the OFF position.
8
14
19
OFF
ON
17
19
8
14