NIBE Nibe S-Series (SG Ready)

← Heating

Modbus connection to the NIBE S heat pump. Firmware version 4.7.5 or newer is required. Required settings in the control unit:

In the indoor unit, Modbus must be enabled in menu 7.5.9
To use power control, “external power limitation via Modbus” must be selected under AUX in menu 7.4. In the charging point settings, a minimum power of 1.2 kW (single-phase) must be configured. If the base load is higher, it must be set as the minimum power.
In menu 7.4, the options “SG-Ready A” and “SG-Ready B” must not be assigned.
The value 1 (uint8) must be written once to holding register 3032.

Parameters

Name	Description	Value	Level
`id`	Modbus ID Default: `1`	int	required
`host`	IP address or hostname Example: `192.0.2.2`		required
`port`	Port Default: `502`	int	required
`tempsource`	Temperature sensor Default: `water_mid`		optional
`powercontrol`	power limitation Default: `true`		optional

Configuration example for evcc.yaml

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

chargers:
    - name: my_heating
      type: template
      template: nibe-s-series

      # Modbus TCP
      modbus: tcpip
      id: 1
      host:  # Hostname
      port: 502 # Port
      tempsource: water_mid # Temperature sensor, [water_top, water_mid]
      powercontrol: true # power limitation