Voltage
| Source
| Converter
| voltage | |
| tech. | distribution boards |
| Source | |
| commun. el. | source |
| commun. IT | transistor emitter |
| Converter | |
| refrig. | converter bar; pallet converter; pallet posts |
| |||
| distribution boards | |||
|
Voltage : 3 phrases in 2 subjects |
| Electronics | 1 |
| Medical appliances | 2 |