mastergroup
| distributing frame
| mastergroup abbr. | |
| el. | Tertiärgruppe |
| distributing frame abbr. | |
| commun. el. | Hauptverteiler |
| construct. | Schalttafel; Verteilertafel |
| el. | Verteilergestell |
| |||
| Tertiärgruppe f | |||
|
mastergroup : 11 phrases in 3 subjects |
| Communications | 2 |
| Electronics | 2 |
| Power lines | 7 |