Roof fans with IEC standard motor (EX/FNS/KTN/004)

Properties

• flow rates up to 36,000 m³/h
• size: 310 – 900 mm (impeller diameter)
• vertical outlet
• IEC standard motors as drive
• suitable for higher conveying temperatures
• backward curved impellers
• different models
• solid weatherproof casing
• easy to install
• DVNF with integrated frequency converter

• Impellers

  Efficiency-optimised high performance impellers with backward curved blades made of aluminium.

  Electrical connection

  model – EXFNSKTN-4.1

  The electrical connection is mounted on the housing by a frequency converter. With model -GS the electrical connection mounted directly by the ON/Off-switch.

  model – EXFNSDKTN-4.2

  The wiring box of the motor is easily accessible. The motor has to be connected according to the wiring diagram and in accordance with valid regulations and local laws. With model -GS the electrical connection mounted directly by the ON/Off-switch.