The DNH BA-56EExeN(T) is a 6-watt flush-mounting ceiling loudspeaker, manufactured from marine grade aluminium alloy, and is suitable for installation in zone 1 hazardous areas. The standard version is available in gas group IIB.
With a maximum sound pressure level of 95dB(A), this robust loudspeaker is weatherproof to IP54 (terminal chamber) and features dual M20 gland entries. A six-step transformer is fitted to the line voltage models that allow adjustment of sound output by altering the power consumption.
The DNH BA-56EExeN(T) carries gas (G) certification, and in addition to European ATEX certification, is also IECEx approved and approved in North America, Brazil and Russia.
Typical applications are offices and accommodation areas for offshore and onshore oil and gas production facilities, chemical manufacture, refineries, etc.
This loudspeaker is for internal installation only.
This loudspeaker is available in the following standard versions:
BA-56EExeN low impedance (8 ohms or 20 ohms)
BA-56EExeNT line voltage transformer (100V)