Rayleigh Instruments RI-ENERGYFLOW-3P-MODULAR..., User Manual

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NOTE:
External CT should be placed near the power grid.
If CT test pass but inverter still can't achieve export power (power is not controllable
or always 0 power output).Please check installation location of the CT.
2.4 DRED Port Connections (optional
，
only for DRM
function)
DRED means demand response enable device. The AS/NZS 4777.2:2015 required
inverter need to support demand response mode (DRM). This function is for inverter that
comply with AS/NZS 4777.2:2015 standard. Inverter is fully comply with all DRM. A 8P
terminal is used for DRM connection.
Pin Description Pin Description
1 GND 5 DRM 4/8
2 +5V 6 DRM 3/7
3 Com/DRM 0 7 DRM 2/6
4 +5V 8 DRM 1/5
Please follow below figure to assemble DRM connector.
Figure 22 DRM connector
2.5 COMM Port Connections