The GAI-Tronics Mine Dial/Page Phone system provides the convenience of a telephone station plus paging capabilities, in gaseous or dusty locations where standard telephone equipment is considered too hazardous. Mine Dial / Page Telephones are rated as “permissible” for use in coal mines by the Mine Safety and Health Administration (MSHA) of the United States Department of Labor (Approval 9B-221).
- Selective and All-Call Paging
- Private Conversations
- Can place and receive outside calls.
- Each station allows simultaneous,independent conversations on each phone.
- Emergency page function is automatically enabled if switchboard is out of order, or if power fails.
- Flashing light designed for use in noisy areas where a ring might not be heard; light also improves ability to locate phone in dark areas
- For ease of installation, each interface cabinet supports up to 80 extensions
- 8-hour battery backup