VENTS OV1 250 Low-Pressure Wall Axial Fan, 1,070 m³/h

VENTS OV1 250, axial fan

Vents OV1 series axial fans are designed to move large volumes of air at low pressure, and can be mounted on a wall or panel. They are used to ventilate commercial, office and other public or industrial premises. The fan has a single-phase asynchronous motor with built-in thermal overload protection with automatic restart.

• for wall or panel mounting
• with a steel housing and aluminum blades 
• application: combined (exhaust and supply) ventilation system for various rooms where high airflow is required with relatively low system resistance
• diameter: ⌀ 262 mm
• max. airflow: 1070 m³/h

• Suitable for use in commercial, office and other public or industrial premises.
• Application: combined (exhaust and supply) ventilation system for various rooms where high airflow is required with relatively low system resistance.
• Motor: the single-phase induction motor is equipped with thermal overload protection and automatic restart. The motor is fitted with sleeve bearings. Motor protection rating IP44.
• Speed control: stepwise speed control with an external autotransformer (sold separately).
• Installation: can be wall-mounted or installed in a duct; (mounting brackets included).
• Power supply: the fan is powered via the remote terminal box. Power supply and installation must be carried out in accordance with the terminal box manual and wiring diagram.

​Technical specifications:

• phases: 1
• voltage: 230 V
• frequency: 50 Hz
• power: 68 W
• current: 0.48 A
• max. airflow: 1070 m³/h
• speed in rpm: 1300 rpm
• noise level at a distance of 3 m: 37 dBA
• min. temperature of the air being handled: - 30°C
• max. temperature of the air being handled: + 40°C
• protection rating: resistant to dust and water splashes (IPX4, IP44)
• blade material: aluminum
• housing material: steel

Fan overall dimensions (see photo no. 3):

• diameter D: ⌀ 262 mm
• diameter d: ⌀ 7 mm
• B: 370 mm
• B1: 320 mm
• length L: 140 mm
• weight: 3.5 kg