Single-inlet, medium-pressure, all-cast aluminum centrifugal fan, fitted with EC motors.

DESCRIPTION

• Cast aluminum shell and impeller.
• Polyamide impeller on models 324, 325 and 426 and sheet metal on model 531-2T-3.
• Anti-corrosive finish of polyester resin polymerised at 190 ºC.
• Variable speed drive (VSD) included.

MOTOR

• Synchronus high efficiency EC motors (IE4), with strong neodymium magnets.
• Reliable sensorless control. No maintenance required.
• Equipped with durable bearings.
• IP55 protection.
• Operating temperature : -25 ºC to +120 ºC.

VARIABLE SPEED DRIVE (VSD)

• Adjustable speed with 0-10V signal or with built-in automatic PI control.
• Highly configurable with 2 analog inputs and 2 digital outputs, 1 relay output and option of 1 analog or 1 digital output.
• Available with single-phase input 220-240V 50 / 60 Hz (type VSD1 / B) or three-phase 380-415V 50 / 60 Hz (type VSD3 / B).
• IP20 protection.
• IP66 protection upon request.
• VSD operating temperature : -25 ºC to +50 ºC.

UPON REQUEST

• Cast aluminum impeller for models 324, 325 and 426.