Acoustic Cabinet Fans – SIGMA https://sigmagroupsa.com Mon, 16 May 2022 06:36:03 +0000 en-US hourly 1 https://wordpress.org/?v=6.6.2 https://sigmagroupsa.com/wp-content/uploads/2022/05/cropped-Sigma-Icon-32x32.png Acoustic Cabinet Fans – SIGMA https://sigmagroupsa.com 32 32 Axial flow cabinet fan CGT Series https://sigmagroupsa.com/product/axial-flow-cabinet-fan-cgt-series/ https://sigmagroupsa.com/product/axial-flow-cabinet-fan-cgt-series/#respond Mon, 16 May 2022 06:34:38 +0000 https://sigmagroupsa.com/?post_type=product&p=4186

CGT

Range of adjustable pitch aerofoil blade, axial flow cabinet fans.Fan casing manufactured from heavy gauge galvanised sheet steel internally lined with 25 mm thickness fireproof fibreglass acoustic insulation (M0).
All models incorporate separate high grade diecast aluminium blades locked within a pressed sheet steel hub.Motors
Available, depending upon the model:

  • – with three phase motors in 4 or 6 poles.
  • – with three phase two speed motors 4/8 or 6/12 poles.

All the motors are IP55, Class F insulation.
Electrical supplies:

  • Three phase 220-240/380-415-50/60* Hz up to 3 kW.
    (*Check Easyvent for 60Hz available models)
  • – Three phase 380-415V-50Hz, for higher power motors and two speed motors.
    (See characteristics chart).

Additional Information
Standard air direction: form (A) configuration (Motor over Impeller).

On request
Air direction: form (B) configuration (Impeller over Motor).
Single phase motors 230-50Hz up to 2,2kW.
Motors with PTC.

ATEX

ATEX CGTATEX versions available for three phase models. For ambient working temperatures from -20ºC to +40ºC.
-ATEX Flameproof-Gas
II 2G Ex d IIB T4
II 2G Ex d IIB+H2 T4 (with Ex d IIC T4 motor)
-ATEX Increased safety- Gas
II 2G Ex e II T3
-ATEX- Dust
Suspended flammable particles and nonconductive dust:
II 3D Ex tc IIIB T125ºC
Conductive dust:
II 3D Ex tc IIIC T125ºC (with IP65 motor)
To select CGT ATEX refer to performance curves for CHGT or Easyvent.
Note electrical data may vary for ATEX motors.

Attributes

  • CGTbdp506

    Corrosion resistance
    Casings manufactured from galvanised sheet steel. Design enables the casing side panels to be removed and the motorimpeller assembly accessed.

  • CGTbdp487

    Easy to install
    Robust base supports facilitate the installation.
    (Models from 900 to 1250).

  • CGTbdp481

    Impeller dynamically balanced
    Impeller dynamically balanced, according to ISO 1940 standard, providing vibration free operation.

  • CGTbdp531

    Wide blade design: higher pressure
    Wide blade design to ensure the highest efficient airflow performances.
    Configuration 1: models from 400 to 800-6
    Configuration 2: models from 800-9 to 1250.

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Axial flow cabinet fans CHGT Series https://sigmagroupsa.com/product/axial-flow-cabinet-fans-chgt-series/ https://sigmagroupsa.com/product/axial-flow-cabinet-fans-chgt-series/#respond Mon, 16 May 2022 06:34:38 +0000 https://sigmagroupsa.com/?post_type=product&p=4187

CHGT

Range of adjustable pitch aerofoil blade, axial flow cabinet fans designed for smoke extraction in fire conditions and certified F400-120 and F300-120 (CE marked).
Fan casing manufactured from heavy gauge galvanised sheet steel internally lined with 25mm thickness fireproof fibreglass acoustic insulation (M0).
All models incorporate separate high grade diecast aluminium blades locked within a pressed sheet steel hub.

Motors
Available, depending upon the model:
– with three phase motors in 4 or 6 poles.
– with three phase two speed motors 4/8 or 6/12 poles.
F400-120 and F300-120 motors are IP55 class H insulation.
Electrical supplies:Three phase 230/400V-50Hz up to 3 kW.
Three phase 400V-50Hz, for higher power motors and two speed motors.
(See characteristics chart).
Additional Information
Standard air direction: form (A) configuration (Motor over Impeller).

Attributes

  • CHGTbdp506

    Highly versatile range due to different number of available blades and adjustable pitch angles
    Impellers with 3, 5, 6, 7 or 9 blades with adjustable pitch angles, allowing the most optimum selection to achieve with every kind of instal

  • CHGTbdp487

    Motor approved S1 and S2
    F400-120 or F300-120 certified motors approved for running continuously (S1) or for emergency operation (S2).

  • CHGTbdp481

    Corrosion resistance
    Casings manufactured from galvanised sheet steel.
    Design enables the casing side panels to be removed and the motorimpeller assembly accessed.

  • CHGTbdp531

    Easy to install
    Robust base supports facilitate the installation.
    (Models from 900 to 1250)

  • CHGTbdp501

    Impeller dynamically balanced
    Impeller dynamically balanced, according to ISO 1940 standard, providing vibration free operation.

  • CHGTbdp496

    Wide blade design: higher pressure
    Wide blade design to ensure the highest efficient airflow performances.
    Configuration 1: models from 400 to 630 (F400) or 800/6 (F300).
    Configuration 2: models from 710 (F400) or 800/9 (F300) to

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Fixed Hoods for Professional Kitchens MAXFIL2 COMPACT PRO SERIES https://sigmagroupsa.com/product/fixed-hoods-for-professional-kitchens-maxfil2-compact-pro-series/ https://sigmagroupsa.com/product/fixed-hoods-for-professional-kitchens-maxfil2-compact-pro-series/#respond Mon, 16 May 2022 06:34:38 +0000 https://sigmagroupsa.com/?post_type=product&p=4188

MAXFIL2 COMPACT PRO SERIES

Capture, extraction and filtration of pollutants and heat in commercial or collective kitchens.
Single backed or double central.
Single modules of length 1000, 1500, 2000, 2500 and 3000 mm.
Without visor or with depth of 1000, 1250, 1500 or 1750 mm.
Height of 400 mm and 500 mm.
Constant hood height for a maximum capture volume.
Self-supporting construction without visible attachment or sharp edges for cleaning without risk of injury.
Side reinforcement, 15/10mm galvanized steel, height 50mm, integrated into the hood, ensuring the rigidity of the assembly.
Setting the level from inside the hood and clip-in fastener caps.
Braced at sensor end for rigid join between two modules, while allowing a large air passage.

Visible faces austenitic stainless steel AISI 304 (1.4301) with a brushed finish SB.
– Central hoods assembled back to back using two hoods backed with partitions.
– Sides without obvious elements such as rivets and studs.
– Rear and upper surfaces in galvanized steel.
– Standard filter galvanized material, stainless steel frame M0397x472x25 mm.
– Stainless steel closure plate.
– Peripheral gutter.
– Drain with stainless steel – threaded plug Gas 1/2.

Packaging: Packaged on pallet in heat-shrink film.

On request
– Rear assembly plate without visible screws and top panel in stainless steel.
– Longer and special lengths available.
– Accessories (ring plate, balancing guillotine damper, waterproof light etc.).
-Motorised hoods, laundries, ovens, comfort, comfort 90/10, 30 to 60% induction, closed filter ceilings, modular ceilings etc.

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ACOUSTIC CABINET FANS CVAB-N / CVAT-N Series https://sigmagroupsa.com/product/acoustic-cabinet-fans-cvab-n-cvat-n-series/ https://sigmagroupsa.com/product/acoustic-cabinet-fans-cvab-n-cvat-n-series/#respond Mon, 16 May 2022 06:34:38 +0000 https://sigmagroupsa.com/?post_type=product&p=4189

CVAT-N

Range of direct drive backward curved centrifugal cabinet fans designed for ventilation of commercial kitchens and industrial applications.
Cabinet fan manufactured from aluminium profiles and double thickness side panels internally lined with 25 mm thickness of fireproof fiberglass acoustic insulation.
Circular duct connection flange on the inlet and outlet. CVAB-N/CVAT-N incorporates direct drive backward curved centrifugal impeller,manufactured from aluminium (CVAB-N) or steel (CVAT-N) sheet, with motor fitted inside the air stream.

Motors
CVAB-N
Single-phase external rotor motors 230V 50Hz, IP55, class F, with thermal protection, speed controllable by tension.
Working temperature from -40ºC to 60ºC.

CVAT-N
Three-phase 4 and 6 pole motors 230/400V 50Hz, IP55, class F, with thermal protection (PTC), speed controllable by inverter.
Working temperature from -20ºC to 40ºC.

ATEX

On request, explosion proof versions in accordance to ATEX Directive, for three phase models.
Working temperature from -20ºC to +40ºC.

  • ATEX Flameproof – Gas
    II 2G Exd IIB T4 II 2G Exd IIB+H2 T4 (with motor Exd IIC T4)
  • ATEX Increased safety – Gas
    II 2G Exe IIC T3

To select CVAT-N ATEX refer to performance curves, or Easyvent.
Note electrical data may vary for ATEX motors.

Attributes

  • CVAT-Nbdp506

    Backward curved centrifugal impellers
    To prevent accumulation of dirtiness. Dynamically balanced.

  • CVAT-Nbdp487

    Low noise level
    On request, double thickness side panels lined with 25 thickness of fireproof fiberglass acoustic insulation.

  • CVAT-Nbdp481

    Robustness
    Quality finished aluminium profiles and plastic corners providing a great robustness.

  • CVAT-Nbdp531

    IP55 external terminal box
    To facilitate electric connection.

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Acoustic Cabinet Fans Self-Cleaning CVAB-N ECOWATT Series https://sigmagroupsa.com/product/acoustic-cabinet-fans-self-cleaning-cvab-n-ecowatt-series/ https://sigmagroupsa.com/product/acoustic-cabinet-fans-self-cleaning-cvab-n-ecowatt-series/#respond Mon, 16 May 2022 06:34:38 +0000 https://sigmagroupsa.com/?post_type=product&p=4190

CVAB/T-N ECOWATT

Acoustic cabinet fans, hermetic and selfcleaning, manufactured from galvanised sheet steel and internally lined with 25mm thickness of fireproof acoustic fiberglass insulation (M0), direct drive backward curved centrifugal impeller, dynamically balanced.
Brushless EC motor with high efficiency and low consumption, supply 230V +/- 10%- 50/60Hz, IP44, ball bearings and thermal protection.
Adjustable speed 100% by potentiometer located in the terminal box or by external control type REB-ECOWATT. Analogue input signal 0-10V to control the fan. Working temperature from -20ºC to 40ºC.

Attributes

  • CVAB/T-N_ECObdp506

    Backward curved centrifugal impellers
    To prevent accumulation of dirtiness.
    Dynamically balanced.

  • CVAB/T-N_ECObdp487

    Low noise level
    Internally lined with 25mm thickness of fireproof acoustic fiberglass insulation (M0) reducing the noise level significantly.

  • CVAB/T-N_ECObdp481

    Robustness
    Quality finished aluminium profiles and plastic corners providing a great robustness.

  • CVAB/T-N_ECObdp531

    IP55 external terminal box
    To facilitate electric.

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Belt driven cabinet fans CVST Series https://sigmagroupsa.com/product/belt-driven-cabinet-fans-cvst-series/ https://sigmagroupsa.com/product/belt-driven-cabinet-fans-cvst-series/#respond Mon, 16 May 2022 06:34:37 +0000 https://sigmagroupsa.com/?post_type=product&p=4185

CVST

Range of forward curved belt drive cabinet fans designed for smoke extraction in fire conditions and certified F400-120 (CE marked). The casings are manufactured from galvanised sheet steel. Internally lined with 7 mm thickness of melamine thermo- acoustic insulation. All models incorporate a single inlet low pressure centrifugal fan mounted on anti-vibration mounts and flexible coupling at the discharge. Supplied as standard in horizontal discharge (code H) configuration with motor, pulley and belt assembly on the left hand side of the unit when viewed from the discharge outlet (code CW).

Motors
All motors are IP55, class F insulation.
Electrical supply:
Three phase 220-240/380-415-50/60*Hz, up to 3 kW.
(*Check EasyVent for 60Hz available models)
Three phase 380-415V-50Hz, for higher motor powers and two speed motors.
(See characteristics chart).
All motor above 3 kW are mounted onto an adjoining support frame.
All three phase motors are speed controllable by frequency inverter.

Other versions on request
The belt-driven assembly can be supplied at the right hand side of the unit (code CCW).
Vertical discharge (code V) configuration.
Two speed motors (4/8 and 4/6 poles).
Single phase motor (CVSB) up to 2,2 kW.

Attributes

  • CVSTbdp506

    Vertical discharge models
    Vertical discharge models available under request.

  • CVSTbdp487

    Low noise level
    Acoustic insulation of 7 mm thickness flame retardant (M1) melamine foam reducing the noise level significantly.

  • CVSTbdp481

    Flexible coupling at the discharge
    To reduce vibration and noise transmissions to the installation.

  • CVSTbdp531

    Robustness
    Quality finishing, with aluminium corners providing a high robustness.

  • CVSTbdp501

    Anti-vibration mounts
    The fan is mounted on base frame with silent-blocks to reduce vibration and noise transmissions to the installation.

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Acoustic cabinet fans CRMTC Series https://sigmagroupsa.com/product/acoustic-cabinet-fans-crmtc-series/ https://sigmagroupsa.com/product/acoustic-cabinet-fans-crmtc-series/#respond Mon, 16 May 2022 06:34:15 +0000 https://sigmagroupsa.com/?post_type=product&p=4174

CRMTC

Cabinet fans for smoke extraction certified F400-120. Cabinet fans manufactured from galvanised sheet steel and protected against corrosion.
Internally lined with 7 mm thickness of melamine acoustic foam insulation (M1).
All models are fitted with forward curved centrifugal impellers.

Motors
All motors are IP55, class F insulation.
Available, depending upon the model, with three phase motors in 4 or 6 poles.
Electrical suply:Three phase230/400V-50Hz, up to 3 kW.
400V-50Hz, for higher motor powers.
(See characteristichs chart).
On request
Two speed motors.

Attributes

  • CRMTCbdp506

    Standard motor with cooling wheel
    Standard motor heat removal system ensures extraction of high temperature air stream.

  • CRMTCbdp487

    Impeller dynamically balanced
    Impeller dynamically balanced, according to ISO 1940 standard, providing vibration free operation.

  • CRMTCbdp481

    Low noise level
    Acoustic insulation of 7 mm thickness flame retardant (M1) melamine foam reducing the noise level significantly.

  • CRMTCbdp531

    Easy to install
    The cabinets have fixing points on the corners easing the installation either on the floor or ceiling.

  • CRMTCbdp501

    Flexible coupling at the discharge and inlet
    To reduce vibration and noise transmissions to the installations.

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Belt driven cabinet fans CVHT Series – F400-120 rated cabinet fans https://sigmagroupsa.com/product/belt-driven-cabinet-fans-cvht-series-f400-120-rated-cabinet-fans/ https://sigmagroupsa.com/product/belt-driven-cabinet-fans-cvht-series-f400-120-rated-cabinet-fans/#respond Mon, 16 May 2022 06:34:15 +0000 https://sigmagroupsa.com/?post_type=product&p=4175

CVHT

Range of belt driven cabinet fans designed for smoke extraction in fire conditions and certified F400-120 (CE marked). The casings are manufactured from heavy gauge galvanised sheet steel. All models incorporate double inlet forward curved centrifugal impellers.
Belt-driven transmission system mounted external to the air stream. Motor mounted within the fan cabinet onto a specific support giving optimal belt tension.
Supplied as standard in horizontal discharge (code H) or vertical (code V) configuration with motor, pulley and belt assembly on the right hand side of the unit when viewed from the discharge end.

Motors
All motors are IP55, class F insulation.
Electrical supply:Three phase230/ 400V-50Hz, up to 3 kW.
400V-50Hz, for higher motor powers.
On request
Motor, pulley and belt assembly fitted on the left hand side of the unit when viewed from the discharge end (TI version).Two speed motors (4/8 and 4/6 poles).
Single phase motors 230V-50Hz up to 2,2 kW.
Single phase motor (CVHB) up to 2,2 kW.

Attributes

  • CVHTbdp506

    Easy to install
    The cabinets have fixing points on the corners easing the installation either on the floor or ceiling.

  • CVHTbdp487

    Compact design
    Motor inside the fan casing, providing a smaller size and a higher compacity.

  • CVHTbdp481

    Automatically tensioned and maintenance free system
    Exclusive of S&P. The only system ensuring a constant belt tension without any maintenance required.

  • CVHTbdp531

    Robustness
    Quality finishing, with aluminium corners providing a high robustness.

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Belt driven cabinet fans CVTT Series https://sigmagroupsa.com/product/belt-driven-cabinet-fans-cvtt-series/ https://sigmagroupsa.com/product/belt-driven-cabinet-fans-cvtt-series/#respond Mon, 16 May 2022 06:34:15 +0000 https://sigmagroupsa.com/?post_type=product&p=4176

CVTT

Range of forward curved belt drive cabinet fans manufactured from galvanised steel sheet, internally lined with melamine acoustic insulation (M1). All models incorporate a double inlet low pressurecentrifugal fan mounted on anti-vibration mounts and flexible coupling at the discharge. Supplied as standard in horizontal discharge (code H) configuration with motor, pulley and belt assembly on the right hand side of the unit when viewed from the discharge end.

Motors
All motors are IP55, class F insulation.
Electrical supply:
– Three phase 220-240/380-415-50/60* Hz up to 3 kW.
(*Check Easyvent for 60Hz available models)
– Three phase 380-415V-50Hz, for higher power motors and two speed motors.
(See characteristics chart)
– Single phase 230V-50Hz, with a maximum of 1,5 kW (CVTB version).
All motor up to 2,2 kW are mounted onto the fan casing scroll.
All motor above 3 kW are mounted onto an adjoining support frame.
All three phase motors are speed controllable by frequency inverter.

On request
The belt-driven assembly can be supplied at the left hand side of the unit (TI version), Vertical discharge (code V) configuration.
Models fitted with circular inlet flanges.
Double thickness (double skin) panels with acoustic fireproof insulation (M0) of 17mm thickness fiberglass.
Two speed motors (4/8 and 4/6 poles).

ATEX

ATEX versions
On request, explosion proof versions in accordance to ATEX Directive, for three phase models up to 11 kW:
– ATEX Flameproof -Gas:
II 2G Ex d IIB T4
II 2G Ex d IIB+H2 T4 (with Ex d IIC T4 motor)
– ATEX Increased safety-Gas:
II 2G Ex e II T3

CVTT ATEX versions are supplied without melamine insulation.
To select CVTT refer to performance curves, or Easyvent.
The consumption data (A, W) of ATEX products may vary from the data shown in technical characteristic charts.

Attributes

  • CVTTbdp506

    Low noise level
    Acoustic insulation of 7 mm thickness flame retardant (M1) melamine foam reducing the noise level significantly.

  • CVTTbdp487

    Flexible coupling at the discharge
    To reduce vibration and noise transmissions to the installation.

  • CVTTbdp481

    Robustness
    Quality finishing, with aluminium corners providing a high robustness.

  • CVTTbdp531

    Versatile outlet discharge
    Vertical discharge models available under request.

  • CVTTbdp501

    Anti-vibration mounts
    The fan is mounted on base frame with silent-blocks to reduce vibration and noise transmissions to the installation.

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Backward curved centrifugal fans KABB/KABT Series https://sigmagroupsa.com/product/backward-curved-centrifugal-fans-kabb-kabt-series/ https://sigmagroupsa.com/product/backward-curved-centrifugal-fans-kabb-kabt-series/#respond Mon, 16 May 2022 06:34:15 +0000 https://sigmagroupsa.com/?post_type=product&p=4171

KABB/KABT

Cabinet fans manufactured from galvanised steel sheet with double thickness side panels lined with 17 mm thickness of fireproof fibreglass acoustic insulation (M0). Circular duct connection flange on the inlet.
KABB / KABT incorporates direct driven aluminium backward curved centrifugal impeller with motor fitted outside of the air stream.
Supplied with galvanized drip tray and copper drain.

Motors
– KABB: Single-phase 4 pole motor 230V-50Hz, IP55, class F, with thermal protection, speed controllable by tension.
Maximum temperature around the motor:
KABB/4-3000/315: 70ºC
KABB/4-4000/355: 50ºC
KABB/4-6000/450: 40ºC

– From KABT/4-3000/315 to KABT/4-9000/500:
Three-phase 4 pole motor 230/400V-50Hz, IP55, Class F, with thermal protection, speed controllable by inverter.

– KABT/4-12000/560:
Three-phase 4 pole motor 400V-50Hz, IP55, Class F, with thermal protection, speed controllable by inverter.

Additional information
Working temperature from -20ºC to 100ºC.

Attributes

  • KABTbdp506

    Backward curved centrifugal impellers
    To prevent accumulation of dirtiness. Dynamically balanced.

  • KABTbdp487

    Robustness
    Quality finished plastic corners and aluminium profile, providing a great robustness.

  • KABTbdp481

    IP55
    remote terminal box

    To ease installation and connection to external controls.

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