Smd Inline Mixed Flow Erm

• Square design for easy duct flange connection.
• Speed controllable motors available in single phase, three phase and two speed.
• Medium to high volume and pressure applications.
• Suitable for mounting at any angle.

FAN DIAMETER

350-560mm

DUTY

up to 3500l/s

PRESSURE

up to 500 Pa

MIXED FLOW

Specifications

Housing

Housings of the Inline Mixed Flow units are of galvanised steel with standard duct connections included.

Impellers

Ziehl Mixed Flow impellers are manufactured from plastic or aluminium for low rotational mass. The rotor /
impeller assembly is balanced as a complete assembly to ISO1940 Grade 6.3 or higher.

Motors

Motors are manufactured by Ziehl and are of external rotor design. Motor enclosure features IP54/IP44 (for
exe) protection. Motor windings incorporate class ‘F’ or ‘B’ insulation as standard although class ‘H’ is also
available. Motor bearings are maintenance free ball bearing design. Auto-reset thermal contacts are
provided in larger units and are integrally wired or terminated at wiring connection bar.

Testing

Rated fan performance has been determined by testing to DIN24163 1998.
Fan sound data has been determined by testing to DIN45635.

Wiring Diagrams

It is the responsibility of the user to connect the thermal contacts where provided to protect the motor.
Failure to do so will void the warranty on the motor.