Atlas Copco QAS 100 Instruction Manual page 31

Island operation
– This operation type is selected for local/remote
start applications, without the Mains (= stand-
alone).
• Combined with Manual Operation mode =
Local Start operation.
• The sequences start/stop/close Generator
Contactor/open Generator Contactor can be
activated manually.
• Combined with Automatic Operation mode =
Remote Start operation.
– The remote start signal can be given with an
external switch. After the generator has been
started, the Generator Contactor will close
automatically.
– Installation wirings for Remote Start operation:
wire the RS switch between X25.9 & X25.10.
Automatic Mains Failure (AMF) operation
– This application is only possible in combination
with the Auto mode. If the Manual Operation
mode is selected the AMF operation will NOT
function !
– When the Mains exceeds the defined voltage /
frequency limits for a defined delay time, the
generator will take over the load automatically.
– When the mains is restored within the defined
limits for a defined time, the generator will unload
before disconnecting and switching back to the
Mains.
– The generator will then go into cooldown and
stop.
– Installation wirings: we refer to circuit diagram
9822 0996 05/01 for the correct connections.
Horn delay
Horn Delay
0.0s 20.0s
This menu is used to set the delay, how long the
general alarm relay stays energized (if present). If set
to 0.0s, the general alarm relay will stay energized
continuously.
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Running hours adjust
Running Time
Cur.
This menu is used to adjust the amount of running
hours. The running hours can only be raised, not
lowered.
Service timer 2 reset
No
Service timer 1 reset
No
990.0s
These menus are used to reset the service timers.
When a service timer alarm occurs and is
acknowledged, the service timer will be reset
automatically.
168 20000
St 2 Reset
No Yes
St 1 Reset
No Yes