Fantech
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Sigma Series – 2GRE120
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Sigma Series

Performance Curve - 2GRE120

Description

The Sigma Series of forward-curved centrifugal fans is ideal for handling relatively low air flows at quite high pressures.
Features
  • Quality single-width, single-inlet housings.
  • Can be easily speed-controlled.
  • High strength galvanised steel housing.
  • Can be mounted at any angle.
Construction

Housings are of pressed, galvanised steel
Impellers are galvanised, forward-curved design.

Motors

Type - external rotor, squirrel cage induction motor.
Electricity supply - 230V, single-phase, 50/60Hz.
Bearings - sealed-for-life, ball.
Speed-controllable.
Motor protection IP44.

Internal Thermal Protection

Auto-reset type fitted as standard

Testing

Air flow test to NFX 10-200

Suggested Specification

The single-width, forward-curved centrifugal fans shall be of the Sigma Series as supplied by Fantech Pty Ltd.
The impellers shall be of forward-curved design, constructed from galvanised steel and driven by a speed-controllable, single-phase, external rotor motor with integral thermal protection. The housings are of pressed, galvanised steel.
All models shall be fully tested to NFX 10-200 for air flow.

Technical Data - 2GRE120

Speed [rps]Avg. dBA @ 3mkWatts (Input)AmpsMax.°CApprox. Weight [kg]
37500.0730.35702.1

Dimensions

Dimension Drawing
ABCDEF
687817218089100

*All dimensions in mm, unless otherwise stated

Wiring Diagram

Wiring Diagram

Diagram shown is for single-speed only.
For 2-speed and special motors, contact Fantech for details.

Ancillaries

Ancillary Image
VA2.0
Electronic Speed Controller