Alpha Technologies ACS HP Series - Manual (Page 21)

Preliminary
21
AIP900-0012-B0-001 Rev. A (01/2012)
Emergency Shutdown Procedure
CAUTION!
WARNING!
In an emergency, Line power may be disconnected at the service entrance or main electrical panel to protect
emergency personnel, but there can still be AC power present at the UPS output. You must always turn OFF the
battery circuit breaker.
1. Turn OFF the battery Circuit Breaker of the UPS.
2. Turn OFF the Generator (if connected).
3. Turn OFF the input Circuit Breaker of the UPS.
4. Disconnect the AC input power to the UPS.
5. Disconnect the battery string from the UPS.
3.0 Operation