x/EN PL/Na7
7-
MiCOM P74
Relay
English Text Type Source Description
PU error Alarm in Zone x
Logical OR of DDB 152 to 159
PU error blocking of zone 1
PU error blocking of zone 8
PU error blocking Zone x
Logical OR of DDB 144 to 151
PU error blocking the Check Zone
Reset PU Error alarm and / or blocking
Topology file error for one or several PU
Virtual Signal 01 from any PU to the CU via the
fibre optic
Virtual Signal 16 from any PU to the CU via the
fibre optic
Publishing presence of virtual input 1: indicates
virtual input 1 presence.
Publishing presence of virtual input 64: indicates
virtual input 64 presence.
Validation of the virtual input 1 (signal correct).
Validation of the virtual input 64 (signal correct).
Input to Relay Output Conditioner
Input to Relay Output Conditioner
To Reset the Circuitry Fault
Signal
Reset all indications (Led and relays latched in
PSL)
that includes the Led Alarm
All setting changes and most command/control
actions blocked for Rear Port 1.
Signal
All setting changes and most command/control
actions blocked for Rear Port 2 (when option
87BB SEF Busbar
Protection
87BB SEF blocked by opto input
Logical OR of DDB 208 to 215
Signal
Setting Group Selector X1 (low bit)
SG1 is active DDB 104=0 & DDB 105=0
SG2 is active DDB 104=1 & DDB 105=0
Signal
Setting Group Selector 1X (high bit)
SG3 is active DDB 104=0 & DDB 105=1
SG4 is active DDB 104=1 & DDB 105=1
Change on topology or configuration
Breaker fail trip order (50BF)
Logical OR of DDB 200 to 207
Breaker fail trip order blocked by commissioning
mode or Circuitry fault
Breaker failure trip (50BF) of zone 1
Breaker failure trip (50BF) of zone 8
Busbar trip order (87BB)
Logical OR of DDB 184 to 191
Busbar trip order blocked by commissioning
mode or Circuitry fault
Manual Trip Order Logical OR of DDB 192 to
199
Triggers User Alarm 1 message to be alarmed
on LCD display (self-resetting)
Triggers User Alarm 8 message to be alarmed
on LCD display (self-resetting)
Command
Allows binary signals that are mapped to virtual
inputs to interface into PSL