AC version: Axial wall fan with square wall plate, AC version. Short description: Protective grille on the suction side, accidental contact protection in accordance with DIN EN ISO 13857. 8-blade impeller made of glass fiber reinforced polyamide. Standard thermal overload protection. Fans meet the requirements of the European Ecodesign Regulation (EC) No.327/2011 Directive 2009/125/EC. Vibration-free operation by dynamically balanced impeller and motor (shaft-rotor), according to quality level 6.3, DIN ISO 1940, part 1. High ventilation efficiency, low operating noise. Increased long-life by high-quality materials such as low-noise ball-bearings. Fans are maintenance-free. Reversible operation of the fans is possible. Custom special voltages available as special versions on request and at extra cost. Installation for ventilation in every position possible Direction of conveyance: The direction of conveyance is marked. Standard exhaust operation, suction direction via motor. AC motor: Asynchronous motor. Not suitable for pumping water-vapor-saturated air. Rated voltage 230 V, 50 Hz. Fans ... B: Capacitor motors with operating capacitor on the protective grille or wall sleeve, protection class IP 55. Fans ... D: Capacitor motors with operating capacitor in connection box, protection class IP 54. Fans ... E: Split pole motor, protection class IP 54. Variable speed control Exception for type EZQ 45/6 B and EZS 45/6 B. Devices can be regulated continuously with optional speed controller or they can be switched in stages with an optional 5-stage transformer. Reversible. Exception for fans with split pole motor (... E). Reverse mode: The volume flow is reduced by approx. 35% with abnormal direction of delivery. Standard thermal overload protection. Electrical connection: On the terminal strip in the end cover of the motor. Safety instructions: The fan may only be put into operation if the contact protection of the impeller in accordance with DIN EN ISO 13857 is ensured, e.g. with MAICO protective gear SG.Article: EZQ 25/4 E, design: Square wall plate, delivery volume: 800 m3/h, speed: 1280 1/min, wheel type: Axial, Speed control: yes, reverser: no, type of voltage: alternating current, rated voltage: 230 V, mains frequency: 50 Hz, Rated output:40 W,Inner: 0.25 A,IMAX: 0.28 A, Protection class: IP 54, Thermal class B, Installation location: wall / ceiling, type of installation: surface-mounted, mounting position: horizontal / vertical, material: sheet steel, galvanized, color: silver, weight: 4.17 kg, Weight with packing: 5.11 kg, nominal width: 250 mm, width: 400 mm, height: 400 mm, depth: 176 mm, Width with packaging: 415 mm, height with packaging: 415 mm, depth with packaging: 310 mm, medium temperature with nominal current: -20 °C to 50 °C, medium temperature at IMAX: -20 °C to 50 °C, closure flap: without
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