MERAWEX – manufacturer of industrial power supplies and power supply systems
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ZDSO400D-AK3

Power supply for VAS systems in rack cabinet

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Fire Protection
  • 24 V Power Supply System for Voice Alarm Systems in a 19-inch RACK Cabinet
  • CNBOP-PIB certificate, compliant with EN 54-4 i EN 12101-10 standards
  • Power range up to 800 W, many variants
Manufacturer:
MERAWEX
Approval Certificate
Battery included
CE marked
Compliance with standard EN 12101-10:2005 + AC:2007
Compliance with standard EN 54-4:1997 + AC:1999 + A1:2002 + A2:2006
Installation in a 19” rack

Product description

The ZDSO400D-AK3 power supply is a professional solution designed for voice alarm (VA) systems, supplied in a 19-inch RACK cabinet complete with all the infrastructure required for the operation of a voice alarm installation. The 24 V DC nominal output voltage enables the supply of up to 12 VA amplifiers, ensuring stable and reliable operation in facilities with high safety requirements.

The unit operates with four battery strings with a total capacity of up to 640 Ah, providing reliable backup power in the event of a mains power failure. A maximum charging current of 32 A ensures efficient battery management and rapid recharging after backup operation. Depending on the system configuration and battery capacity, the typical backup time is 6 or 24 hours.

The power supply is equipped with overload protection and a circuit continuity monitoring function, enhancing operational safety and system reliability. CNBOP-PIB certification and compliance with EN 54-4 and EN 12101-10 confirm its suitability for use in fire safety systems.

Technical specification

AC supply voltage 230 V
3x230 V
DC output voltage 27.1 V
Maximum number of outputs 12
Maximum charging current [A] 32
Maximum battery capacity 640 Ah
Maximum height 50 U
Installation free-standing
Dimensions (W × D) [mm] 600x600
600x800

Application

  • Voice Alarm Systems (VAS)
  • Fire Detection and Alarm Systems (FDAS)
  • power supply for amplifiers and peripheral devices of voice alarm systems
  • fire protection systems requiring backup power supply compliant with EN 54-4 and EN 12101-10 standards

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