Model IFP-2000/ECS Installation Manual
Function
SBUS
Communication
SBUS Power
SBUS
Communication
SBUS Power
SBUS
Communication
SBUS Power
SLC Terminals
Note: Any wire to wire fault impedance is 0 ohms
13-5
Table 13-1: Earth Fault Resistance Values by Terminal
Terminal Label
(Values in Ohms)
B
SBUS1 IN
A
+
-
B
SBUS2 OUT
A
+
–
B
SBUS 2 IN
A
+
–
-
SLC OUT
+
-
SLC IN
+
Low Biased
High
High
Trip
Restore
-
-
-
-
0
0
-
-
–
–
–
–
0
0
–
–
–
–
–
–
0
0
–
–
-
-
0
0
-
-
0
0
151430-L8
High Biased
Low
Low
Trip
Restore
0
0
0
0
-
-
0
0
0
0
0
0
–
–
0
0
0
0
0
0
–
–
0
0
0
0
-
-
0
0
-
-