On the lower side of case there are the outputs (with cable gland) for connections with combined
sensors.
Terminal blocks
Terminal block MA
It is the terminal block on which you connect the voltage signals and current signals by combined
sensors.
Pin number
Signal name
Notes
1
COM_I
Current sensors common connection (connected
to ground)
2
I_4
Current signal I4
3
I_8
Current signal I8
4
I_12
Current signal I12
5
V_4
Voltage signal V4
6
V_8
Voltage signal V8
7
V_12
Voltage signal V12
8
COM_V
Voltage sensors common connection (connected
to ground)
Terminal block MB
It is the terminal block used by the connection cable to the remote control system. There are the
power supply inputs, the outputs relay signals, the 4-20 mA current outputs and the inputs to reverse
surveillance direction of directional earth fault protection.
Pin number
Signal name
Notes
1
+VALIM
Power supply input (+24V)
2
TS51A
TS51A relay output
3
TSPRESV
TSPresV relay output
4
OUT_4-20+
4÷20 mA current output (+)
5
TS67AV
TS67AV relay output
6
not used (not connected)
7
OUT_4-20-
4÷20 mA current output (-)
8
INV_IN
Reverse signal digital input
P515D851 Rev. E
November 2019
Pag. 15 of 45
