12AMP Power Supply Unit
The BSD 12AMP PSU (Power Supply Unit) is a source of uninterruptible 24 V voltage to the devices of Fire detection and fire alarm systems, Heat and smoke control systems and Fire protection systems.
The BSD 12AMP PSU (Power Supply Unit) is a source of uninterruptible 24 V voltage to the devices of:
- Fire detection and fire alarm systems
- Heat and smoke control systems
- Fire protection systems
The power supplies meet the requirements of the directives and regulations LVD, EMC, CPR and RoHS 3.
Main Features
- high efficiency under load and low power consumption for own needs
- two or five outputs, protected separately with fuses
- possibility to connect a module with additional outputs
- bulk charging with current limitation suitable for battery capacity
- temperature compensation of floating operation voltage and bulk charging LVDD
- battery circuit resistance measurement
- immunity against short circuit of battery input
- immunity to reverse battery connection
- two relay indication outputs
- external alarm input
- LED indication on the power supply cabinet
- internal, diagnostic LED indication
- possibility to connect a tamper switch
- immunity to difficult working conditions
Equipment
- lockable metal wall box with a battery bank compartment
- LED indication of the operation of the power supply: mains and fault
- temperature probe connected permanently
- openings for glands on the side and in the upper part of the cabinet for self-opening
- remote indication: mains fault and general fault (NO and NC relay contacts available)
- fuse-protected output and battery circuits
- internal LVDD
- two-state external alarm input
