# Shelly 3EM (Gen.1)

Fonte: https://docs.evcc.io/it/meters/shelly-3em-gen-1

## Limitazioni note

- Built-in meter lacks summative energy measurement; power is integrated instead.
 (https://github.com/evcc-io/evcc/issues/29727)

## Parametri

| Nome | Descrizione | Predefinito / esempio | |
| --- | --- | --- | --- |
| host | IP address or hostname | 192.0.2.2 |  |
| user | Username e.g. email address, user id, etc. |  | avanzato |
| password | Password Service account password |  | avanzato |
| cache | Cache Time interval for data refresh | 1s | avanzato |

## Esempio di configurazione per evcc.yaml

```yaml
meters:
    - name: my_grid
      type: template
      template: shelly-3em
      usage: grid
      host: 192.0.2.2 # IP address or hostname
      user: # Username, e.g. email address, user id, etc. (optional)
      password: # Password, Service account password (optional)
      cache: 1s # Cache, Time interval for data refresh (optional)
```

```yaml
meters:
    - name: my_pv
      type: template
      template: shelly-3em
      usage: pv
      host: 192.0.2.2 # IP address or hostname
      user: # Username, e.g. email address, user id, etc. (optional)
      password: # Password, Service account password (optional)
      cache: 1s # Cache, Time interval for data refresh (optional)
```

```yaml
meters:
    - name: my_charger
      type: template
      template: shelly-3em
      usage: charge
      host: 192.0.2.2 # IP address or hostname
      user: # Username, e.g. email address, user id, etc. (optional)
      password: # Password, Service account password (optional)
      cache: 1s # Cache, Time interval for data refresh (optional)
```