Recom RCM-4-TP-D User Manual page 24

Different versions of the inverter have different terminals, which are defined as below:
Port
1.Only Anti-reverse version with this port.
2.Connect external Meter (With 3CTs) to realize
Port 1
the anti-reverse function on RECOM RCM series
inverter.
1.Anti-reverse/RS485/DRED version with this
port.
Port 2
2.In case of multiple inverters, all the inverters
can be connected via RS485 cables in the daisy
chain manner to realize the communication.
1.Only DRED version with this port.
2.DRED means demand response enable
device. The AS/NZS 4777.2:2015 requires
inverters to support demand response mode
(DRM). This function is for inverter that comply
Port 3
with AS/NZS4777.2:2015 standard.
3.RECOM inverter is fully complied with all DRM.
The 6pin connector is used for DRM connection.
4.Support DRM command: DRM0, DRM5, DRM6,
DRM7, DRM8.
24
Function NO. Definition
1
2
3
1
2
3
1 COM/DRMO
2
3
4
5
6
RS485 A
RS485 B
PE/NULL
RS485 A
RS485 B
PE/NULL
REFGEN
DRM4/8
DRM3/7
DRM2/6
DRM1/5