Ct/Meter Connection - Redx RX Series User Manual

5.2 CT/METER Connection

The CT/METER is required to monitor the energy usage.
The steps of CT/METER connection are as follows:
1. Unscrew the rubber nut on the water-proof cover of the CT/METER.
2. Connect aviation plug (CT/METER) to the RX-2505AC(CT/METER) port as shown in Figure 5-9.
3. Tighten the aviation plug as shown in Figure 5-10.
4. Connect the corresponding cable according to the label (PV/GRID) on the CT/METER：Label
"GRID" is for grid connection, Label "PV" is for PV Connection. See figure 5-7 and find "CT".
Note:
RX-2505AC can have two CTs connected to it. The CT can also be replaced with smart meter
according to customer requirements. Users can choose to use either CT or a smart meter.
CT cable (length: 5m) specifications: if the cable is not long enough, add an extension cable (max 10m),
contact the local supplier in advance.
The direction of CT installation as shown in Figure 5-11:
Rev 20220606
Figure 5-9 – CT connector insertion with white guide marks
Figure 5-10 - CT connector tightening
RX2505AC Page 22 of 35