VADs are covered by EN 54-23 (the use of visual alarm devices in fire detection and alarm systems in non-domestic premises), which ensures that the device emits sufficient light to attract the attention of anyone in a specific area.
The need for a VAD will depend on factors such as where ambient sound pressure levels are high, if staff or visitors need ear protection, or where people with impaired hearing may be alone.
VIDs, covered by the standard EN 54-3, are used as supplementary indication devices where additional notification is required to supplement alarm sounders. They cannot be used as the only way to alert people to a potential hazard, and can be used where VADs are not a requirement.
The low power consumption of a piezo fire sounder, has made the SQG3 a popular platform for the in-house integration of OEM address protocols.
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Whilst the SQG3 base sounder is suitable to use as a standalone device, its large flat surface also allows the mounting of the most popular European detectors. It is also compatible with a wide variety of fire systems, due to its high efficiency and low operating current. A combined audible and visual version is also available.
From commercial premises to off-shore oil platforms, an acoustic alert is typically the primary method of alarm.
Eaton has a library of over 100 industry-standard alerting tones to ensure that your notification is heard every time. Voice alert messages are available in multiple languages for fire evacuation, security or safety.
*(IHS Markit, 2018).
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