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000779AG
5 - Installation
It’s possible to use the three-phase meter ABB B23, B24 as a single-phase meter. To use the
ABB B23, B24 as a single-phase meter connect it as follows:
• Connect the cables of the serial line A (37), B (36) and C (37) on the
terminal block
60
set on the rear of the ABB B23, B24 3PH
58
and tighten
the screws (tightening torque 0.25 Nm).
Subsequently the cable must be connected inside the inverter on the
Accessory Board
18
respecting the correspondence between the si-
gnals of the serial line.
Serial line terminal block
of the ABB B23, B24
60
Communication and control signal
terminal block
26
of the Accessory
Board
18
B (36)
+T/R
A (37)
-T/R
C (35)
RTN
RS485 LINE
To connect the serial cable inside the inverter, refer to the section “Connection of the RS485
line” in this chapter.
• Install the device on the DIN rail and ensure to trigger the fixing system
on it
