BRK Heat Alarm with Lithium Battery Back Up 790MRL
The BRK Heat Alarm with Lithium Battery Back Up is mains powered with rechargeable lithium battery back-up and comes complete with the Push-Fit docking base system that is designed to ensure quick and easy installation of base unit to the mains feed supply at installation stage.
The push fit base on the optical smoke alarm provides spacious room for wiring in premises such as flats where concrete ceilings can be problematic. Top and side entries accommodate for either cable or mini trunking installations.
- Advanced Class A2 thermistor sensing technology.
- 230V mains powered.
- Battery back-up:
- MRL – 10 year sealed for life rechargeable lithium battery.
- Hardwire interconnect with up to 12 units of a similar type.
- Compatible with wireless interlink base.
- Supplied with PUSH-FIT mounting base.
- Central test and silence button.
Dimensions 140mm (diameter) x 68mm (depth) Product Code 790 MRL Supply voltage 230V AC, 50Hz Battery back-up Rechargeable lithium battery Technology Advanced Thermistor Alarm sound level 85dB(A) at 3m (minimum) Installation positions Ceiling Alarms at temperature range +54°C to +70°C Operating temperature +5°C to +38°C Operating humidity 10% to 85% relative Storage temperature +5°C to +38°C Storage humidity 10% to 85% relative Plastic material ABS, UL94 VO fire retardant Warranty 5 years Weight 340g Certified to BS 5446-2: 2003 Max number of connected units 12 hardwired units