RCT Power

Supported features

Battery control: External control of home battery charging and discharging via evcc.

Usage areas

Grid meter
Solar production
Battery

Parameters

Name	Description	Level
`host`	IP address or hostname Example: `192.0.2.2`	optional
`port`	Port Default: `8899`	optional
`capacity` [kWh]	Battery capacity Example: `50`	optional
`minsoc` [%]	Minimum charge Lower limit when discharging the battery in normal operation Default: `7` Example: `25`	optional
`maxsoc` [%]	Maximum charge Upper limit when charging the battery from the grid Default: `97` Example: `95`	optional
`capacity2` [kWh]	Battery capacity of the second battery Example: `50`	optional
`externalpower`	External power Query external power of all devices connected to S0	advanced
`maxchargepower` [W]	Maximum charge power For forced charging of the battery.	advanced
`maxdischargepower` [W]	Maximum discharge power Maximum discharge power of the storage.	advanced
`cache`	Cache Time interval for data refresh Default: `30s` Example: `5m`	advanced

Configuration example for evcc.yaml

If you don't want to configure via the UI, you can alternatively use this YAML block.

Grid meter Solar production Battery

meters:
    - name: my_grid
      type: template
      template: rct-power
      usage: grid
      host: 192.0.2.2 # IP address or hostname
      port: 8899 # Port
      cache: 30s # Cache, Time interval for data refresh (optional)

meters:
    - name: my_pv
      type: template
      template: rct-power
      usage: pv
      host: 192.0.2.2 # IP address or hostname
      port: 8899 # Port
      externalpower: # External power, Query external power of all devices connected to S0 (optional)
      cache: 30s # Cache, Time interval for data refresh (optional)

meters:
    - name: my_battery
      type: template
      template: rct-power
      usage: battery
      host: 192.0.2.2 # IP address or hostname
      port: 8899 # Port
      capacity: 50 # Battery capacity (kWh), optional
      minsoc: 7 # Minimum charge (%), Lower limit when discharging the battery in normal operation (optional)
      maxsoc: 97 # Maximum charge (%), Upper limit when charging the battery from the grid (optional)
      capacity2: 50 # Battery capacity of the second battery (kWh), optional
      maxchargepower: # Maximum charge power (W), For forced charging of the battery. (optional)
      maxdischargepower: # Maximum discharge power (W), Maximum discharge power of the storage. (optional)
      cache: 30s # Cache, Time interval for data refresh (optional)