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  • 3
    3
    Fire curtains

    Fire curtains separate fire compartments, slowing the spread of fire in a warehouse, production hall, shopping centre or car park for 15 to 120 minutes.

  • FK servis - Smoke barriers
    FK servis - Smoke barriers
    Smoke barriers

    Smoke barriers divide a space into several smaller smoke zones. These are then easier to ventilate using a smoke and heat exhaust ventilation system.

  • Smoke and heat exhaust ventilation
    Smoke and heat exhaust ventilation
    Smoke ventilation

    Smoke and heat exhaust ventilation minimises property damage, makes it easier for firefighters to intervene and gives people enough time to leave the building safely.

  • Louvre windows and rooflights
    Louvre windows and rooflights
    Louvre windows and rooflights

    Louvre windows certified to standard 12101-2, not just for smoke and heat exhaust ventilation systems, but also for smoke and heat exhaust ventilation of protected escape routes.

  • Electromobility
    Electromobility
    Electromobility

    Systems and equipment for limiting the spread of electric vehicle fires, especially in public and private multi-storey car parks.

  • Daily ventilation 1
    Daily ventilation 1
    Natural ventilation

    Natural ventilation systems ensure a steady flow of fresh air, removing heat and moisture. Even fully automatically.

WRZ

COMPACT VENTILATION CONTROL UNIT
Category:

Combined with other D+H modules, the WRZ wind and rain control panel activates up to 20 ventilation groups, taking into account weather data, temperature and manual activation.

WRZ

Features

  • Compact control panel for daily ventilation
  • For activating 230 V AC drives
  • For controlling up to 20 ventilation groups in conjunction with switching relay modules.
  • Input for external control, e.g. a time switch.
  • Central weather monitoring function (central CLOSED) in conjunction with multiple TRL 8 units
  • LED for wind and rain indication
  • Adjustable wind force switching point (4 or 6 Bft.)
  • Wind switching threshold exceedance and automatic on/off mode
  • Optional connection to rain detectors or wind/rain sensors without an additional module
  • Plastic cover for surface mounting

Gallery

WRZ - Wiring diagram
WRZ - Wiring diagram (PNG, ~522 KB)

Downloads

Technical data

WRZ
Input voltage 230 V AC
Input frequency 50 Hz
Power 30 VA
Output voltage 230 V AC
Switching contact ungrounded changeover contact
Number of groups 20
Operating mode SHEV / daily ventilation short-term operation 20% duty cycle
Protection rating IP 50
Temperature range -5 °C ... +40 °C
Material Plastic
Colour Light grey (~ RAL 7035)
Dimensions 172 x 151 x 95 mm
Weight 1.65 kg
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Need more information?

Contact our sales team by phone at +420 312 672 903 or by e-mail at [email protected].