ABB Relion 620 Series - Page 581

4.3.4.9 Signals
Table 502: HREFPDIF Input signals
Name Type Default Description
IDo SIGNAL 0 Differential current
BLOCK BOOLEAN 0=False Block signal for activating the
blocking mode
Table 503: HREFPDIF Output signals
Name Type Description
OPERATE BOOLEAN Operate
START BOOLEAN Start
4.3.4.10 Settings
Table 504: HREFPDIF Group settings (Basic)
Parameter Values (Range) Unit Step Default Description
Operate value 1.0...50.0 %In 0.1 1.0 Low operate value,
percentage of the
nominal current
Minimum operate
time
40...300000 ms 1 40 Minimum operate
time
Table 505: HREFPDIF Non group settings (Basic)
Parameter
Values (Range) Unit Step Default Description
Operation
1=on
5=off
1=on Operation Off / On
Table 506: HREFPDIF Non group settings (Advanced)
Parameter
Values (Range) Unit Step Default Description
Reset delay time 0...60000 ms 1 20 Reset delay time
4.3.4.11 Monitored data
Table 507: HREFPDIF Monitored data
Name
Type Values (Range) Unit Description
START_DUR FLOAT32 0.00...100.00 % Ratio of start time / op-
erate time
HREFPDIF Enum
1=on
2=blocked
3=test
4=test/blocked
5=off
Status
1MRS757644 H Protection functions
620 series
Technical Manual
581