7.9.4
Input and output signals
Table 224:
STBPTOC (50STB) Input signals
Name
Type
Default
Description
I3P
GROUP
SIGNAL
-
Three phase currents
BLOCK
BOOLEAN
0
Block of function
BLKTR
BOOLEAN
0
Block of trip
ENABLE
BOOLEAN
0
Enable stub protection usually with open disconnect
switch (89b)
Table 225:
STBPTOC (50STB) Output signals
Name
Type
Description
TRIP
BOOLEAN
Trip
PICKUP
BOOLEAN
Pickup
7.9.5
Setting parameters
Table 226:
STBPTOC (50STB) Group settings (basic)
Name
Values (Range)
Unit
Step
Default
Description
Operation
Disabled
Enabled
-
-
Disabled
Disable/Enable Operation
IBase
1 - 99999
A
1
3000
Base current
EnableMode
Release
Continuous
-
-
Release
Enable stub protection usually with open
disconnect switch (89b)
IPickup
1 - 2500
%IB
1
200
Pickup current level in % of IBase
Table 227:
STBPTOC (50STB) Group settings (advanced)
Name
Values (Range)
Unit
Step
Default
Description
t
0.000 - 60.000
s
0.001
0.000
Time delay
Section 7
1MRK505222-UUS C
Current protection
464
Technical reference manual
Summary of Contents for Relion 670 series
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