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The BRK 790MRL mains powered heat alarm with re-chargeable lithium back-up battery is Kitemarked to the latest British Standards and has a 5 year manufacturer's warranty. Up to 12 smoke and heat alarms from the BRK 700MRL series can be interconnected (via cable) within a single system, allowing all alarms to activate if one is triggered by fire. The 790MRL is suitable for installing in kitchen areas and garages.
The table below shows all the units that can interconnect with the BRK mains powered smoke and heat alarms.
|Model Number||Type of unit||Type of interconnection|
|770MRL||Ionisation Smoke Alarm||Hard wire interconnect|
|760MRL||Optical Smoke Alarm||Hard wire interconnect|
|790MRL||Heat Alarm||Hard wire interconnect|
This is the technical data for the Mains Powered Heat Alarm with Lithium Back-up Battery - BRK 790MRL.
|Sound Output||85dB at 3m|
|Back-Up Battery||Sealed long life lithium|
|Operating Temperature||+5 °C to +38 °C|
|Relative Humidity||10% to 85%|