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5.3.6
Signals
5.3.6.1
SEQRFUF Input signals
Table 184: SEQRFUF Input signals
Name
Type
Default
Description
I_A
SIGNAL
0
Phase A current
I_B
SIGNAL
0
Phase B current
I_C
SIGNAL
0
Phase C current
I
2
SIGNAL
0
Negative sequence
current
U_A_AB
SIGNAL
0
Phase A voltage
U_B_BC
SIGNAL
0
Phase B voltage
U_C_CA
SIGNAL
0
Phase C voltage
U
2
SIGNAL
0
Negative phase se-
quence voltage
BLOCK
BOOLEAN
0=False
Block of function
CB_CLOSED
BOOLEAN
0=False
Active when circuit
breaker is closed
DISCON_OPEN
BOOLEAN
0=False
Active when line dis-
connector is open
MINCB_OPEN
BOOLEAN
0=False
Active when external
MCB opens protected
voltage circuit
5.3.6.2
SEQRFUF Output signals
Table 185: SEQRFUF Output signals
Name
Type
Description
FUSEF_3PH
BOOLEAN
Three-phase start of function
FUSEF_U
BOOLEAN
General start of function
5.3.7
Settings
5.3.7.1
SEQRFUF Non group settings
Table 186: SEQRFUF Non group settings (Basic)
Parameter
Values (Range)
Unit
Step
Default
Description
Operation
1=on
5=off
1=on
Operation Off / On
Supervision functions
1MRS758407 C
158
SMU615
Technical Manual
Summary of Contents for Relion SMU615
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