Commutator is intended for commutation of N-phones of central battery (CB) system and connection of its subscribers to one urban telephone line.
The commutator operates by three mode:
- N pones of CB system;
- spreading (coupled operation of two switchboards for the purpose to increase number of subscribers of the CB system);
- conference communication (connecting all subscribers to one line).
The device consists from:
- commutator with handset set and dialer for CB system;
- linear dashboard for subscribers connection.
The call from subscribers is displayed by light-emitting diode indication and the sound alarm system.
Commutation of subscribers is carried out by microswitcher.
| Supply from alternative current | ~220V |
| Overall dimensions | 385x200x85 mm |
COMMUTATOR OF PHONE LINES