CRHB/T-CRVB/T N ECOWATT® - CRHB/T-CRVB/T N ECOWATT® PLUS

Roof fans

Centrifuges - Reaction - ECM < 14000 m3/h

CRHB N ECOWATT® View larger

CRHB/T-CRVB/T N ECOWATT® - CRHB/T-CRVB/T N ECOWATT® PLUS

Roof fans


Centrifuges - Reaction - ECM < 14000 m3/h

PIC-Conforme-ErP.jpg ErP 2018 compliant
UVNR - Variable EC Motor
ECM motor PIC-logiciels.jpg GTC Modbus Plug & Play regulation Regulated flow or pressure

  • Low height compact turret
  • Horizontal or vertical rejection
  • Low consumption mono ECM engine
  • Version regulated in VAV, COP, CAV
  • switch mounted

Application

General stale air extraction.
Airflow temperature: -20°C to +40°C.

  • Description

  • Dimensions

  • Documentation

  • Public Price

  • Software

  • References

Flow rates from 100 to 14,000 m3/h.
4 ranges:
  • CRHB/TN ECOWATT® : horizontal discharge without regulation.
  • CRVB/T N ECOWATT® : vertical discharge without regulation.
  • CRHB/T N ECOWATT® PLUS: horizontal discharge with regulation.
  • CRVB/T N ECOWATT® PLUS: vertical discharge with regulation.
2 types of power supply:
  • Single-phase: CRHB N - CRVB N ECOWATT® / PLUS
  • Three-phase: CRHT N - CRVT N ECOWATT® / PLUS
9 sizes: 250 / 280 / 315 / 355 / 400 / 450 / 500 / 560 / 630.

  • Reaction wheel.
  • Suction plate in galvanized steel sheet.
  • Anti-volatile protection mesh.
  • Galvanized steel and aluminum shell.
  • Outer rotor ECM motor:
    • Mono 230 V ± 10% / 50-60 Hz, IP44 with thermal protection.
    • Tri 400 V ± 10% / 50-60 Hz, IP54 with thermal protection.
  • Integrated on-off proximity switch.
CRHB/TN - CRVB/TN ECOWATT® : without regulation
  • Speed adjustable either by the potentiometer placed in the terminal box, or by an external control such as REB ECOWATT®.
  • Analog input in the terminal box to control the turret using a 0-10V signal.
CRHB/TN - CRVB/TN ECOWATT® PLUS: integrated regulation, 4 operating modes
Sizes 250 to 355

  • COP constant pressure mode preset to 100Pa
    • Minimum fan speed 0-50%, maximum 50-100%.
    • “Night” position adjustable between 25 and 100% pressure at high speed.
  • CAV constant flow mode
    • Minimum fan speed 0-50%, maximum 50-100%.
    • “Night” position adjustable between 50 and 100% of the high speed flow.
  • VAV proportional mode
    • 2 analog inputs 0-10V or 4-20mA.
    • Regulation according to the parameter having the maximum demand.
    • Minimum fan speed 0-50%, maximum 50-100%.
    • Alarm relay with output on terminal block.
  • PV-GV mode
    • Depending on the position of the contact connected to the digital input, the fan operates in HV or PV.
    • Minimum fan speed 0-50%, maximum 50-100%.
PROSYS ECOWATT® remote control (accessory sizes 250 to 355)
  • Allows access to all the regulation functionalities. At least one order is required on site to configure the regulators.
  • Possible connection of up to 32 controllable units with a single remote control.
  • 2 analog inputs, 0-10V or 4-20mA.
  • 1 digital input (“Night” position – Mini-maxi mode).
RTC ECOWATT® programmable clock (accessory sizes 250 to 355)
  • To program up to 3 daily periods (480 min max) and their instructions (% maximum speed), and a vacation period and its instructions (% maximum speed).

Sizes 400 to 630
  • The integrated electronic system allows you to manually configure the operating modes:
    • COP constant pressure preset at 100Pa
    • Constant CAV flow.
    • VAV variable flow.
    • PV-GV mode.
  • Modbus RTU communication.
  • Remote on/off relay
  • Boost Relay
  • Night mode relay
  • Alarm relay 2 outputs.

Selection of technical fans
CRHB-N / CRHT-N ECOWATT® / PLUS



Size ØA ØB ØC ØD E F G Weight (kg)
250 570 245 326 204 35 228 10 10
280 640 330 435 228 40 273.5 12 16
315 895 450 560 257 40 324 12 18
355 895 450 560 289 40 367 12 22
400 1150 535 630 326 40 363 12 32
450 1150 535 630 367 40 397 12 35
500 1150 590 710 407 40 424 14 40
560 1300 750 900 455 50 518 14 70
630 1300 750 900 513 50 555 14 71


CRVB-N / CRVT-N ECOWATT® / MORE



Size ØA ØB ØC ØD E F G Weight (kg)
250 434 245 326 204 35 260 10 12
280 560 330 435 228 40 305 12 18
315 754 450 560 257 40 395 12 20
355 754 450 560 289 40 395 12 25
400 857 535 630 326 40 459 12 34
450 857 535 630 367 40 459 12 37
500 950 590 710 407 40 530 14 44
560 1216 750 900 455 50 581 14 73
630 1216 750 900 513 50 581 14 74


ECOWATT® ECOWATT® PLUS
Size H I J H I J
250 100 74 100 136 92 136
280-355 100 74 100 171 92 136
400-630 100 74 100 190 110 170

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Axial selection software and S&P group products

  • Creation of a technical sheet per fan including the operating point requested on the curve, the technical and acoustic characteristics, and the dimension drawings
  • Printing possibility
  • Link to all technical catalog pages

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