Displays available instances of the function with an open and a close parameter for
each disconnection device. The enable open (EN_OPEN) parameter will have the
output value one if an open operation is allowed and a zero output if an open operation
is not allowed. The conditions for an open operation are if the device is closed,
intermediate or in a bad state as defined in IEC61850. The enable close (EN_CLOSE)
parameter is subject to similar conditions.
Interlock busbarground switch
Main menu/Test/Function status/Control/Apparatus control/
InterlBusbarEarthSwitch/IJ
The information shown here indicates whether or not switching of the ground switch is
permitted and also indicates whether the ground switch 89Gis in the open or closed
position.
Interlock bus section breaker
Main menu/Test/Function status/Control/Apparatus control/
InterlBusSectionBreaker/IH
Displays the interlocking conditions that apply to the various switches and breakers.
Interlock bus section disconnect
Main menu/Test/Function status/Control/Apparatus control/
InterlBusSectionDisconn/II
Displays conditions for CB opening and closing and the position of the disconnector.
Interlock bus coupler bay
Main menu/Test/Function status/Control/Apparatus control/
InterlBusCouplerBay/IG
Displays available measurements that indicate conditions for breakers, disconnectors
and grounding switches in the bay
Interlock, one and a half circuit breaker connection
Main menu/Test/Function status/Control/Apparatus control/Interl11/2CBConn/IK
Displays available measurements per CB arrangement IKx showing the conditions
applicable to breakers disconnectors and ground switches in the breaker-and-a-half
arrangement.
Section 11
1MRK506276-UUS B
Test the IED
84
Operator's manual
