P746/EN MR/A11 Measurements and Recording
(MR) 8-
14
MiCOM P746
MR
Setting Range
Menu Text Default Setting
Min. Max.
Step Size
Input 14 Trigger Trigger L/H No Trigger, Trigger L/H, Trigger H/L
Digital Input 15 Idiff Start Z2 As above
Differential current in main zone 2.
Input 15 Trigger Trigger L/H No Trigger, Trigger L/H, Trigger H/L
Digital Input 16 Idiff CZ Start As above
Differential current in Check Zone.
Input 16 Trigger Trigger L/H No Trigger, Trigger L/H, Trigger H/L
Digital Input 17 PhComp Blk Z1. As above
Phase comparision Block in zone 1.
Input 17 Trigger No Trigger No Trigger, Trigger L/H, Trigger H/L
Digital Input 18 PhComp Blk Z2. As above
Phase comparision Block in zone 2.
Input 18 Trigger No Trigger No Trigger, Trigger L/H, Trigger H/L
Digital Input 19 Unused As above
Unused.
Input 19 Trigger No Trigger No Trigger, Trigger L/H, Trigger H/L
Digital Input 20 Idiff Trip Z1 As above
Differential busbar trip or gate of Z1 Diff phase in zone 1
Input 20 Trigger No Trigger No Trigger, Trigger L/H, Trigger H/L
Digital Input 21 Idiff Trip Z2 As above
Differential busbar trip or gate of Z1 Diff phase in zone 2
Input 21 Trigger No Trigger No Trigger, Trigger L/H, Trigger H/L
Digital Input 22 CCtFail Blk Z1 As above
Circuity Fault in zone 1
Input 22 Trigger No Trigger No Trigger, Trigger L/H, Trigger H/L
Digital Input 23 CctFail Blk Z2 As above
Circuity Fault in zone 2.
Input 23 Trigger No Trigger No Trigger, Trigger L/H, Trigger H/L
Digital Input 24 CctFail Blk CZ As above
Circuity Fault in check zone
Input 24 Trigger No Trigger No Trigger, Trigger L/H, Trigger H/L
Digital Input 25 Diff Z1 Blked As above 10.5 s 0.01 s
Zone 1 Busbar Diff in Block Status
Input 25 Trigger No Trigger No Trigger, Trigger L/H, Trigger H/L
Digital Input 26 Diff Z2 Blked As above 100.0% 0.1%
Zone 2 Busbar Diff in Block Status
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