Electrical Connection SMA Technologie AG
Page 44 SI5048-11:EE4206 Technical Description
3. Insert one wire with the cable end sleeves in each of the "I_Bat" connection
terminals of the provided 4-pole print terminals and tighten the screws of these
terminals.
4. Insert the 4-pole print terminal into the corresponding (upper) socket.
Make sure to use intrinsically safe cable to connect the battery current sensor.
Here intrinsically safe means that the cable is double insulated and in the event of
a short circuit, the wire melts, but the insulation remains intact. In addition, the
cable is not combustible. To avoid measuring errors, make sure to use twisted
cable.
PE N LPE N L
AC1 AC2
NCCN0
Relay 1
NCCN0
Relay 2
+- +-
DIGIN V_Con
+- 12
I_Batt T_Batt
2
1
COM
Extern
COM
Intern
1
2
DC+ DC-
1
2
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