Description:

The BMA (Battery Mini Amplifier) is a battery powered amplifier unit that provides voice communications and signalling facilities.

An internal Nickel Metal Hydride battery is trickle charged from a central power supply unit via an interconnecting cable.

It comprises a steel enclosure which houses two side facing loudspeakers, and a polycarbonate amplifier unit (BMA Interior).

The BMA Interior includes a microphone behind a grill on the front and three push buttons. The whole unit is sealed to IP65 to withstand arduous environments.

Cable entries (20mm) are provided at each side of the unit. Internal connections are by plugs and sockets for easy maintenance.

Stand-alone voice communication and signalling can be provided by a PSU and a number of BMAs interconnected by a 3- core cable.

Applications:
Underground loudspeaking intercom unit for use in the mining sector where signalling or voice communications are required

Approvals:
Complies with EN50 014/020
Interior BaseefaATEX0011U
Battery BaseefaATEX0302U

Order Code:
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Note:
For further technical specifications, please download product information sheet

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