Axial built-in wall fan
EZF 50/8 B
Manufacturer: MAICO
Axial built-in wall fan for flush-mounted installation, DN500, single-phase AC
Application examples: Changing room, Foreman's office, Restaurant, Garage, Fitness room
Product data sheet
Characteristic curve
Dimensioned drawing
EZF 50/8 B - Dimensioned drawing [mm]
- Protective grille on intake side
- Air flow direction with air drawn across the motor
Technical data
EZF 50/8 B - Technical data
Accessories
EZF 50/8 B - Accessories
General accessories
Product description
Productdescription
EZF 50/8 B
short description
Axial built-in wall fan for flush-mounted installation, DN500, single-phase ACProduct description
Single-phase AC model
- Axial built-in wall fan for flush-mounted installation, in single-phase AC version
Brief description
- For flush mounting.
- Can be fitted in any position.
- Wall sleeve made of galvanised sheet steel.
- 8-blade impellers made of glass fibre reinforced polyamide
- Protective grille made of plastic on the intake side, pearl white, protection against accidental contact in accordance with DIN EN 13857.
- Thermal overload protection as a standard feature.
- Vibration-free running due to dynamically balanced impeller and motor (shaft-rotor), according to quality class 6.3, DIN ISO 1940, part 1.
- High efficiency on the ventilation side, low operating noise.
- Increased durability due to high-quality materials such as quiet ball bearings.
- Fans are maintenance-free.
Air flow direction
- The air flow direction is marked.
- Standard exhaust air mode, air flow direction with air drawn across motor.
AC motor
- EZF type series
- Asynchronous motor.
- Rated voltage 230 V, 50 Hz.
- IP 55 degree of protection. Exception EZF... D, EZF ... E IP 54.
- Fans “... B”: Capacitor motors with operating capacitor on the protective grille or on the wall sleeve.
- Fans “... D”: Capacitor motors with operating capacitor in terminal box.
- Fans “... E”: Shaded-pole motors, non-reversible.
- Thermal overload protection as a standard feature.
- Speed-controllable. Units can be steplessly controlled with optional speed controllers or they can be steplessly switched with an optional 5-step transformer.
- Reversible. Exception: For fans with shaded-pole motor (“... E”).
- Reversing mode: The volumetric flow is reduced by approx. 35 % with abnormal air flow direction.
- Not suitable for ventilating steam-saturated air.
Electrical connection
- On terminal block in end cover of the motor.
Safety information
- The fan can be operated only if the protection against accidental contact with the impeller is guaranteed to be in accordance with DIN EN 13857 for fans with a free inlet.
Special versions
- The following special versions are available on request, at an extra cost:
- Special voltages and frequencies.
- Single-phase motors with thermal contacts or PTC thermistor, potential-free terminal connection.
- Impellers made of aluminium.
- Information on operation at temperatures occasionally below -20°C available upon request.
- If operating with frequency converters, the factory must be consulted.
- Feasibility must be checked in each case.
Wiring diagram
EZF 50/8 B - Wiring diagram
Downloads / Videos
EZF 50/8 B - Downloads / Videos
Predecessor - successor
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