InteliATS
NT
PWR, SW version 2.5, ©ComAp
– May 2015
46
IA-NT- PWR-2.5-Reference Guide.pdf
Remote OFF
If closed, IA-NT is switched to OFF mode (there are four modes OFF-MAN-AUT-TEST). When opens
controller is switched back to previous mode.
H
INT
:
The Remote OFF has higher priority than Remote TEST, MAN, AUT.
N
OTE
:
This binary input should be connected to schedule timer switch, to avoid start of engine.
Remote MAN
If the input is active, MAN mode is forced to the controller independently on the position of the MODE
selector.
H
INT
:
The Remote MAN has higher priority than Remote AUT.
Remote AUT
If the input is active, AUTO mode is forced to the controller independently on the position of the MODE
selector. If another of remote inputs is active, then the REMOTE AUT input has the lowest priority.
Remote TEST
If closed, IA-NT is switched to TEST mode (there are four modes OFF-MAN-AUT-TEST). When opens
controller is switched back to previous mode.
H
INT
:
The Remote TEST has higher priority than Remote MAN, AUT.
Rem TEST OnLd
Affects the behavior in TEST mode. When input is closed, the controller automatically transfers load
from the mains to the gen-set. Setpoint
AMF Settings
:
ReturnFromTEST
must be set to MANUAL.
Load is automatically transferred back to the mains when any gen-set shut down protection activates.
RemControlLock
If the input is active, setpoints writing or command sending from the external terminal is disabled.
FaultResButton
Binary input has the same function as Fault Reset button on the InteliATS
NT
front panel.
GCB Button
Binary input has the same function as GCB button on the InteliATS
NT
front panel. It is active in MAN
mode only.
MCB Button
Binary input has the same function as MCB button on the InteliATS
NT
front panel. It is active in MAN
mode only.
MainsFailBlock
If the input is closed, the automatic start of the gen-set at Mains failure is blocked. In case of running
gen-set the GCB is opened, gen-set goes to Cooling procedure and stops.
GenReadyToLoad
Indicates wither the gen-set is ready to undertake load. Conditions for successful gen-set start and
readiness to undertake load can be evaluated from the voltage and the frequency of the generator or
from the state of
GenReadyToLoad
input or from both sources. The conditions have to be fulfilled
