The heavy duty relay unit (MAR724) is designed for
interfacing heavy loads such as door release units or
plant shut down equipment with fire alarm systems.
This unit is simple to fix and install and the neat
unobtrusive design makes it suitable for use in a wide
range of areas.
The heavy duty relay unit is powered by 24V dc
external supply and is provided with 2 separate sets of
changeover contacts. The front mounted status LED
illuminates when relay is energised.
