Communication Port 2; Grounding Connection - Delta RPI M50A_120 Installation And Operation Manual

4. Product overview

4.7.6 Communication port 2

– +
DC 2
COMM.
Communication port 2 is not available on this inverter.

4.7.7 Grounding connection

DISCONN.
AC/DC
The grounding connection is used for grounding the
housing of the inverter.
The grounding screw (M6) with washer spring,
washer and toothed ring is already mounted to the
inverter.
For a detailed description, see "6.3 Grounding the
inverter housing", p. 39.
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Installation and Operation Manual for RPI M50A