| Name | Description |
| PHASE_L1 |
 | Phase L1 | |
|
| PHASE_L2 |
 | Phase L2 | |
|
| PHASE_L3 |
 | Phase L3 | |
|
| NEUTRAL |
 | Neutral | |
|
| PROTECTIVEEARTH |
 | Protective Earth | |
|
| PROTECTIVEEARTHNEUTRAL |
 | Protective Earth Neutral | |
|
| OTHER |
 | (other) | Value is not listed. |
|
| NOTKNOWN |
 | (unknown) | Value is unknown. |
|
| UNSET |
 | (unset) | Value has not been specified. |
|