110
Supervision of AC input quantities (DA)
Chapter 8
Monitoring
Active power measuring channel P:
DA13-
Operation
Off, On
Off
-
Operating mode for DAnn function
Hysteres
0.0-9999.9
Step. 0.1
5.0
MW
Alarm hysteresis for P
EnAlRem
Off, On
On
-
Immediate event when an alarm is disabled
for P (produces an immediate event at reset
of any alarm monitoring element, when On)
EnAlarms
Off, On
Off
-
Set to 'On' to activate alarm supervision for P
(produces an immediate event at operation
of any alarm monitoring element, when On)
HiAlarm
0.0-9999.9
Step: 0.1
300.0
MW
High Alarm level for P
HiWarn
0.0-9999.9
Step: 0.1
200.0
MW
High Warning level for P
LowWarn
0.0-9999.9
Step: 0.1
80.0
MW
Low Warning level for P
LowAlarm
0.0-9999.9
Step: 0.1
50.0
MW
Low Alarm level for P
RepInt
0-3600
Step: 1
0
s
Time between reports for P in seconds. Zero
= Off (duration of time interval between two
reports at periodic reporting function. Setting
to 0 disables the periodic reporting)
EnDeadB
Off, On
Off
-
Enable amplitude dead band supervision for
P
DeadBand
0.0-9999.9
Step: 0.1
1.0
MW
Amplitude dead band for P
EnIDeadB
Off, On
Off
-
Enable integrating dead band supervision for
P
IDeadB
0.0-9999.9
Step: 0.1
10.0
MW
Integrating dead band for P
EnDeadBP
Off, On
Off
-
Enable periodic dead band reporting P
Reactive power measuring channel Q:
DA14-
Operation
Off, On
Off
-
Operating mode for DAnn function
Hysteres
0.0-9999.9
Step: 0.1
5.0
Mvar
Alarm hysteresis for Q
EnAlRem
Off, On
On
-
Immediate event when an alarm is disabled
for Q (produces an immediate event at reset
of any alarm monitoring element, when On)
Parameter
Range
Default
Unit
Description
Summary of Contents for REL 551-C1*2.5
Page 1: ...Technical reference manual ProtectIT Line differential protection terminal REL 551 C1 2 5 ...
Page 23: ...14 Introduction to the technical reference manual Chapter 1 Introduction ...
Page 39: ...30 Technical data Chapter 2 General ...
Page 63: ...54 Blocking of signals during test BST Chapter 3 Common functions ...
Page 71: ...62 Line differential protection phase segregated DIFL Chapter 4 Line differential protection ...
Page 89: ...80 Thermal phase overload protection THOL Chapter 5 Current ...
Page 101: ...92 Event function EV Chapter 7 Logic ...
Page 163: ...154 Terminal diagrams Chapter 11 Diagrams Figure 39 REL 551 C1 with DC switch ...