In-line Centrifugal Duct Fans
ILHB-ILHT ECOWATT Series

Applications
- Extraction of smoke and hot gases in the event of a fire.
- Extraction of stale air from commercial and industrial premises.
- Extraction of pollutants in professional kitchens.
- Installation in all positions and connection on all sides.
- Air extraction transported continuously up to 120°C, with motor at a maximum of 40°C in ambient air.

Range
- 6 sizes: 355 / 400 / 450 / 500 / 630 / 710.
- Flow rate from 500 to 24,000 m3/h.
- ILHT CC ECOWATT: complete unit with multidirectional intake plenum and motor with horizontal or vertical shaft.
- ILHT MV ECOWATT: ventilation unit only with motor with horizontal or vertical shaft.
- Versions:− VAV: proportional control
− COP: constant pressure control
− CAV: constant flow control with flow display

Construction
- Panels made of removable galvanised steel sheet.
- Modular structure in aluminium profiles.
- 4 fixing brackets.
- Connection by 2 smooth flanges included.
- Reaction turbine in galvanised steel, mounted in direct coupling with the motor.
- Full access for cleaning and maintenance without disconnecting the casing.
- Brushless DC motor, class F, with remote IP55 control module:− Single-phase 230V 50/60Hz control module for sizes 355 to 450.
− Three-phase 400V 50/60Hz control module for sizes 500 to 710.
− Thermal protection integrated into the control module.
− Fan speed adjustable with the potentiometer located in the control module or by an external potentiometer type REB ECOWATT. Analogue input to control the motor with a 0-10V signal.
− ModBus RTU communication via RS485 port.