homeassistant-config/template.yaml

  - sensor:
    - name: "power_other"
      unit_of_measurement: "W"
      icon: mdi:flash
      state: >
        {% set total = states('sensor.netzleistung') | float %}
        {% set solar = states('sensor.balkonkraftwerk_power') | float %}
        {% set raumduft = states('sensor.flur_raumduft_power') | float %}
        {% set keller = states('sensor.keller_power') | float %}
        {% set anrichte = states('sensor.kuche_anrichte_power') | float %}
        {% set musik = states('sensor.kuche_musik_power') | float %}
        {% set bett = states('sensor.schlafzimmer_bett_power') | float %}
        {% set heimkino_sz = states('sensor.schlafzimmer_heimkino_power') | float %}
        {% set deko = states('sensor.schreibtisch_deko_power') | float %}
        {% set schreibtisch = states('sensor.schreibtisch_power') | float %}
        {% set serverraum = states('sensor.serverraum_power') | float %}
        {% set heimkino_wz = states('sensor.wohnzimmer_heimkino_power') | float %}
        {% set spieleschrank = states('sensor.wohnzimmer_spieleschrank_power') | float %}
        {{ (total + solar - raumduft - keller - musik - bett - heimkino_sz - deko - schreibtisch - serverraum - heimkino_wz - spieleschrank) | round(1) }}
      device_class: power
      state_class: measurement
      attributes:
        last_reset: '1970-01-01T00:00:00+00:00'

# Shelly 3EM cumulative sensors (incl. PV)
  - sensor:
      # Template sensor for values of power import (active_power > 0)
      - name: power_import
        unit_of_measurement: 'W'
        state: >
          {% if (states('sensor.line_power_channel_a_power')|float + states('sensor.line_power_channel_b_power')|float + states('sensor.line_power_channel_c_power')|float) > 0 %}
            {{ (states('sensor.line_power_channel_a_power')|float + states('sensor.line_power_channel_b_power')|float + states('sensor.line_power_channel_c_power')|float)|round(1) }}
          {% else %}
            {{ 0 }}
          {% endif %}
        device_class: power
        state_class: measurement
        icon: mdi:transmission-tower-export
        attributes:
          last_reset: '1970-01-01T00:00:00+00:00'

      # Template sensor for values of power export (active_power < 0)
      - name: power_export
        unit_of_measurement: 'W'
        state: >
          {% if (states('sensor.line_power_channel_a_power')|float + states('sensor.line_power_channel_b_power')|float + states('sensor.line_power_channel_c_power')|float) < 0 %}
            {{ ((states('sensor.line_power_channel_a_power')|float + states('sensor.line_power_channel_b_power')|float + states('sensor.line_power_channel_c_power')|float) * -1 ) | round(1) }}
          {% else %}
            {{ 0 }}
          {% endif %}
        device_class: power
        state_class: measurement
        icon: mdi:transmission-tower-import
        attributes:
          last_reset: '1970-01-01T00:00:00+00:00'

      # Template sensor for values of power consumption
      - name: power_consumption
        unit_of_measurement: 'W'
        state: >
          {% if (states('sensor.power_export')|float(0)) > 0 and (states('sensor.balkonkraftwerk_power')|float(0) - states('sensor.power_export')|float(0)) < 0 %}
          {% elif (states('sensor.power_export')|float(0)) > 0 and (states('sensor.balkonkraftwerk_power')|float(0) - states('sensor.power_export')|float(0)) > 0 %}
            {{ ((states('sensor.balkonkraftwerk_power')|float(0)) - states('sensor.power_export')|float(0)) | round(1) }}
          {% else %}
            {{ (states('sensor.power_import')|float(0) + states('sensor.balkonkraftwerk_power')|float(0)) | round(1) }}
          {% endif %}
        device_class: power
        state_class: measurement
        icon: mdi:home-lightning-bolt
        attributes:
          last_reset: '1970-01-01T00:00:00+00:00'

      # Internet Speed template sensor
      - name: internet_speed_in
        state: >
          {{ (( states('sensor.wan_in_derivative') | float * 8 / 1000000 ) | round(2)) }}
        unit_of_measurement: 'Mbps'
        attributes:
          last_reset: '1970-01-01T00:00:00+00:00'
      - name: internet_speed_out
        state: >
          {{ (( states('sensor.wan_out_derivative') | float * 8 / 1000000 ) | round(2)) }}
        unit_of_measurement: 'Mbps'
        attributes:
          last_reset: '1970-01-01T00:00:00+00:00'