Features and advantages: RWA group with one ventilation and two detector lines. Electronic monitoring of detector and drive lines. Connection and setting of wind and rain detectors without additional components. Integrated runtime limitation and closing automatic for routine ventilation. VdS tested and approved ‚¬â€œ approval no. G 502001. (VdS = German association of non-life insurers) Application: RWA control centre in compact design for the installation in stairways. Suitable for the electromotive operation of RWA apertures and for daily ventilation. Standard package: 1 ventilation line 2 monitored detector lines 1 basic circuit board 1 power supply unit, 230 V, 50 Hz 2 accumulators - 12 V, 2 Ah each The control centre can be extended with plug-in modules.Technical data: Nominal voltage: 230 V AC, 50 Hz Nominal power: 120 VA Output voltage: 24 V DC Max. motor current: 5,0 A Check time: approx. 72 hrs after voltage drop Width: 350 mm Height: 250 mm Depth: 120 mm Weight: approx. 6 kg Protection class: IP 20 Ambient temperature: -5 °C up to +40 °C Free slots for modules: 2 ‚¬â€œ for relais1 ‚¬â€œ for maintenance