ABB REL670 Operator's Manual page 91

Line distance protection
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1MRK506276-UUS B
Operator's manual
Interlock, one and a half circuit breaker-and-a-half line A
Main menu/Test/Function status/Control/Apparatus control/Interl11½CBLineA/
IL
Displays available measurements per breaker arrangement (instances of IL). The
measurements show the states of the various disconnectors, breakers and grounding
switches.
Interlock one and a half circuit breaker-and-a-half line B
Main menu/Test/Function status/Control/Apparatus control/Interl11½CBLineB/
IM
Displays available measurements per arrangement (instance of IM) showing conditions
for breakers, disconnectors and grounding switches in the arrangement. For example
152CLREL with boolean output 1 means that the closing of breaker 152 is permitted.
(REL=release, ITL=interlock, OPTR=opened transmission, CLTR=closed transmission)
Interlock, double circuit breaker bus A
Main menu/Test/Function status/Control/Apparatus control/
InterlDoubleCBBusA/IB
The outputs from this function show when closing of disconnectors and breakers is
allowed and when it is not. It also shows whether 189 is opened or closed and indicates
the validity of its switch status. There are several output values.
Interlock, double circuit breaker bus B
Main menu/Test/Function status/Control/Apparatus control/
InterlDoubleCBBusB/IC
The outputs from this function show when closing of disconnectors and breakers is
allowed and when it is not. It also shows whether 189 is opened or closed and indicates
the validity of its switch status. There are several output values.
Interlock, double circuit breaker line
Main menu/Test/Function status/Control/Apparatus control/InterlDoubleCBLine/
IA
There are some instances of this function with some outputs per instance showing
whether switching of disconnectors 989, 389G and 989G is permitted.
Interlock line bay
Main menu/Test/Function status/Control/Apparatus control/InterlLineBay/IF
Section 11
Test the IED
85

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