InteliNano-NT Plus, SW version 2.0.1.x, ©ComAp – July 2015
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When this input is closed, no setpoints can be adjusted from controller’s front panel and gen-set
mode (Manual - Auto) cannot be changed.
Access Lock does not protect setpoints and mode changing from NanoEdit. Also history is
accessible.
Access Lock is also functionless in case that the controller is in setup mode.
When this input is closed, the automatic start of the gen-set at Mains failure is blocked. If the gen-set
is running, the GCB is opened, and gen-set stops. This input doesn’t affect the mains circuit breaker.
This input indicates whether MCB is closed or opened. Available only in AMF mode.
This is an input from the generator circuit breaker. If the input is active, the controller will consider the
GCB as closed and vice versa. If the GCB is not in expected position, the alarm GCB Fail will occur.
For more details see Shutdown procedure in chapter 12 Alarm, Events and History Management.
NOTE:
The feedback time limit is 5s.
GCB position is indicated on the mains screen when feedback is configured.
Wrong breaker / contactor position is indicated on mains screen also.
GCB is opened but has to be close.
GCB is closed but has to be open
If this binary input is activated the red LED above Stop button will blink, general warning symbol will
be displayed on LCD’s upper right corner and External Warning 1 symbol will be displayed on event
log with running hours stamp. This alarm is only warning. For more details see Warning procedure in
chapter 12 Alarm, Events and History Management.
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