Heat Recovery Units – SIGMA https://sigmagroupsa.com Wed, 10 Jul 2024 01:51:52 +0000 en-US hourly 1 https://wordpress.org/?v=6.6.1 https://sigmagroupsa.com/wp-content/uploads/2022/05/cropped-Sigma-Icon-32x32.png Heat Recovery Units – SIGMA https://sigmagroupsa.com 32 32 Counter-flow, high-efficiency heat recovery unit IDEO2 325 ECOWATT https://sigmagroupsa.com/product/counter-flow-high-efficiency-heat-recovery-unit-ideo2-325-ecowatt/ https://sigmagroupsa.com/product/counter-flow-high-efficiency-heat-recovery-unit-ideo2-325-ecowatt/#respond Mon, 16 May 2022 06:29:06 +0000 https://sigmagroupsa.com/?post_type=product&p=4082

IDEO 325 ECOWATT

Whole house heat recovery unit with a high-efficiency heat exchanger up to 92% with constant airflow setting, very low consumption EC motor and low sound level.
Provides a constant supply of fresh tempered air into the living spaces of a home whilst extracting condensation, smells and smoke from kitchens, bathrooms and toilets.
The central unit is completed with extraction outlets located in different rooms (kitchen, toilets, bathroom) and inlets located in the main rooms (dining room, bedrooms).

Features
-2 constant flow fans.
-Counter-flow heat exchanger with up to 92% performance.
-Wireless remote control.
-Wireless kitchen boost.
-F5 inlet filter with G4 pre-filter.
-G4 extraction filter.
-100% summer by-pass option for free cooling.
-4 nozzles, Ø 150/160 mm.
-1 drain for vertical fitting.
-1 antenna with potential transmission/reception range of 150 metres in a open space.
-1 wall bracket.
-Air tight construction.

Attributes

  • IDEO 325 ECOWATTbdp506

    Alternative fitting
    HORIZONTAL: On the floor.
    Fitted lying down.

    VERTICAL: On the wall or floor.

  • IDEO 325 ECOWATTbdp487

    Easy access to filters

  • IDEO 325 ECOWATTbdp481

    High-efficiency heat exchanger up to 92%.

  • IDEO 325 ECOWATTbdp531

    Easy maintenance
    Easy to access: fans, heat exchangerand by-pass.

  • IDEO 325 ECOWATTbdp501

    Hydraulic strut for opening

  • IDEO 325 ECOWATTbdp496

    External antenna

  • IDEO 325 ECOWATTbdp549

    Wireless Kitchen boost
    Each IDEO includes a removable kitchen boost.
    The kitchen boost is a radio frequency remote control providing maximum airflow for 1/2 hour.

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COUNTER-FLOW, HIGH-EFFICIENCY HEAT RECOVERY UNIT CAD-HE EC https://sigmagroupsa.com/product/counter-flow-high-efficiency-heat-recovery-unit-cad-he-ec/ https://sigmagroupsa.com/product/counter-flow-high-efficiency-heat-recovery-unit-cad-he-ec/#respond Mon, 16 May 2022 06:29:06 +0000 https://sigmagroupsa.com/?post_type=product&p=4083

CAD-HE-EC

Heat recovery unit with an aluminium heat exchanger offering up to 92% efficiency which provides a constant air change in the building. The casing is manufactured from a frameless construction with double skinned mineral wool insulated panels. All units are equipped with high efficient filters for good air quality. Plug fans with backward curved impeller and EC external rotor motor ensures low energy consumption. Free cooling is provided by 100% by-pass during summertime.
The integral controls offer Plug & Play.
Sensors as CO2 or RH are also available as accessories to provide Demand Controlled Ventilation.
The units are designed for indoor installation.
Vertical unit:
– Casing (outer and inner skin) coated in RAL 9003 (white).
– Panels 25mm thick.
– Supply and exhaust air filter M5.
– Nozzles Ø160mm.
-PH models with built-in pre-heater for cold climates.

Attributes

  • IDEO 450 ECOWATTbdp506

    VERTICAL UNIT
    Slides facilitate fast changing and air tightness.

  • IDEO 450 ECOWATTbdp487

    VERTICAL UNIT
    Easy access to filters and fans for changing and cleaning.

  • IDEO 450 ECOWATTbdp481

    HORIZONTAL UNIT
    user-friendly maintenance

  • IDEO 450 ECOWATTbdp531

    HORIZONTAL UNIT
    Easy access to filters and fans for changing and cleaning.

  • IDEO 450 ECOWATTbdp501

    Remote control via cable
    Remote control functions:
    -Standby
    -Speed selection (3 speeds)
    – Manual bypass
    – Filter alarm

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CONFIGURABLE HIGH-EFFICIENCY HEAT RECOVERY UNITS CADB/T-HE ECOWATT Series https://sigmagroupsa.com/product/configurable-high-efficiency-heat-recovery-units-cadb-t-he-ecowatt-series/ https://sigmagroupsa.com/product/configurable-high-efficiency-heat-recovery-units-cadb-t-he-ecowatt-series/#respond Mon, 16 May 2022 06:29:06 +0000 https://sigmagroupsa.com/?post_type=product&p=4084

CADB/T-HE ECOWATT

Compact heat recovery unit with high-efficiency (up to 93%) counter-flow heat exchanger, EUROVENT certified. The casing is made from plasticised galvanised steel in white. Panels are double skinned with thermo-acoustic flameproof insulation (M0), made from 25mm thick fiberglass, 25mm thickness in false ceiling versions (Models 04 to 21 ) and 50mm in Outdoor versions (Models 40 and 54).
Configurable and airtight supply and exhaust spigots, suitable for horizontal installation.

Applications
Commercial premises, offices, restaurants, public buildings, schools.

CADB/T-HE D ECOWATT
Heat recovery units without additional incorporated heater.

CADB/T-HE DC ECOWATT
Heat recovery units with built-in low pressure hot water coil.

CADB/T-HE DI ECOWATT
Heat recovery units with built-in electric heater battery.

The 3-Way valve is provided as an accessory (see accessories table for this series)

Motors
Models 04 to 21: EC motors with integrated electronic protection, IP44, Class B. Models 40 and 54: Three phase motors, IP55, Class F.

Fans
Plug-fan with backward curved impeller.
All fans installed in CADB/T- HE ECOWATT models, comply with the efficiency requirements of the ErP Directive.

Filters
– F7: Low pressure F7 filters for supply air.
– M5: M5 filters for extract air.

Additional information
Single phase (CADB-HE) and three phase models (CADT-HE).
Airflows from 400 to 5400 m3/h at 150 Pa of static pressure available.All versions and models include by-pass. Mounting flexibility provided by the interchangeable side panels.

CADB/T 40 and 54 models with frequency converter included inside the unit (an inverter for each fan, which allows independent adjustment of supply and extract airflow).

Attributes

  • CADB/T-HE ECOWATTbdp506

    Remote control panel
    Maximum wire distance 50 m.
    Connection wire not included.

  • CADB/T-HE ECOWATTbdp487

    Security switch
    All versions include a On/Off security device.

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CONFIGURABLE HIGH-EFFICIENCY HEAT RECOVERY UNITS CADB/T-HE PRO-REG Series https://sigmagroupsa.com/product/configurable-high-efficiency-heat-recovery-units-cadb-t-he-pro-reg-series/ https://sigmagroupsa.com/product/configurable-high-efficiency-heat-recovery-units-cadb-t-he-pro-reg-series/#respond Mon, 16 May 2022 06:29:06 +0000 https://sigmagroupsa.com/?post_type=product&p=4085

CADB/T-HE PRO-REG

Compact heat recovery unit with high-efficiency (up to 93%) counter-flow heat exchanger, EUROVENT certified. The casing is made from plasticised galvanised steel in white. Panels are double skinned with thermo-acoustic flameproof insulation (M0), made from 25mm thick fiberglass, 25mm thickness in false ceiling versions (Models 04 to 21 ) and 48mm in Outdoor versions (Models 40 and 54).

Configurable and airtight supply and exhaust spigots, suitable for horizontal installation.

Applications
Commercial premises, offices, restaurants, public buildings, schools.

CADB/T-HE D PRO-REG
Heat recovery units without additional incorporated heater.

CADB/T-HE DI PRO-REG
Heat recovery units with built-in electric heater battery.

CADB/T-HE DC PRO-REG
Heat recovery units with built-in low pressure hot water coil.

The 3-Way valve is provided as an accessory (see accessories table for this series)

Motors
Models 04 to 21: EC motors with integrated electronic protection, IP44, Class B.
Models 40 and 54: Three phase motors, IP55,Class F.

Fans
Plug-fan with backward curved impeller.
All fans installed in CADB/T- HE PRO-REG models, comply with the efficiency requirements of the ErP Directive.

Filters
– F7: Low pressure F7 filters for supply air.
-M5: M5 filters for extract air.

Control
It includes manual or automatic control for modes: adjustable airflow (VAV), constant pressure (COP) or constant airflow (CAV), via CO2, pressure or airflow sensors (accessories).
Post-heating stage versions (-DI/-DC) allow post-heating management depending on the temperatures taken by the temperature probes incorporated in the design.

Ranges of product according to the type of operating control:
VAV- variable air volume
Fan speed can be adjusted with a 0 – 10V signal from the remote touchscreen panel (included) or an external CO2, temperature or humidity sensor (accessories).
CAV – constant air volume
Manual pre-setting of 2 working points the fans are controlled separately. It is necessary to add two pressure sensors TDP-D as external accessory.
COP – constant pressure
Constant pressure measured by an external pressure sensor TDP-S (accessory). It is necessary to add a pressure sensor TDP-S as an external accessory*.
* To control supply and extract air separately it is necessary to install 2 pressure sensors TDP-S.

Additional information
Single phase (CADB-HE PRO-REG) and three phase models (CADT-HE PRO-REG). Airflows from 400 to 5400 m3/h at 150 Pa of static pressure available.
All versions and models include by-pass. Mounting flexibility provided by the interchangeable side panels.

Attributes

  • CADB/T-HE PRO-REGbdp506

    Remote control panel
    Maximum wire distance 48 mm.
    Connection wire not included.

  • CADB/T-HE PRO-REGbdp487

    Security switch
    All versions include a On/Off security device.

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Static High-Efficiency Heat Recovery Units CADS-HE Series https://sigmagroupsa.com/product/static-high-efficiency-heat-recovery-units-cads-he-series/ https://sigmagroupsa.com/product/static-high-efficiency-heat-recovery-units-cads-he-series/#respond Mon, 16 May 2022 06:29:06 +0000 https://sigmagroupsa.com/?post_type=product&p=4086

CADS-HE

Static (without fan) high efficiency heat recovery units (up to 92%), with a low profile and light weight enabling them to be installed in false ceilings, designed to work with low consumption fans. Cabinet made of galvanised sheet steel with 10 mm thick polyurethane foam insulation (M1), totally hermetic, rubber gaskets inlet and outlet circular duct connections.
Easy maintenance through access hatch.
High-efficiency PVC counterflow-type heat exchanger.
Condensation drain and inlet and outlet filters (G2 grade) that can be changed without the use of tools.

CADS-HE BP models
Incorporating a motorised by-pass.
The by-pass enables part of the air extracted not to pass through the heat exchanger, when it is desired to cool the premises (with a lower outside temperature than the inside).
The by-pass is reversible, so it can adapt to different airflow layouts, supplying added or extracted air according to the configuration of the ducting system.

Additional information
G4 filters, as an accessory.

Attributes

  • CADS-HEbdp506

    Easy maintenance
    Cover for quick access to the heat exchanger and filters, to facilitate their cleaning or replacement.

  • CADS-HEbdp487

    Models with by pass
    BP models with a reversible by pass, which enables part of the extracted air not to pass through the heat exchanger.
    Works with a motorised damper.

  • CADS-HEbdp481

    Heat exchanger
    Counter flow high efficiency heat exchanger.

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Counter-flow, high-efficiency heat recovery unit IDEO2 325 ECOWATT https://sigmagroupsa.com/product/counter-flow-high-efficiency-heat-recovery-unit-ideo2-325-ecowatt-2/ https://sigmagroupsa.com/product/counter-flow-high-efficiency-heat-recovery-unit-ideo2-325-ecowatt-2/#respond Mon, 16 May 2022 06:29:06 +0000 https://sigmagroupsa.com/?post_type=product&p=4087

IDEO 325 ECOWATT

Whole house heat recovery unit with a high-efficiency heat exchanger up to 92% with constant airflow setting, very low consumption EC motor and low sound level.
Provides a constant supply of fresh tempered air into the living spaces of a home whilst extracting condensation, smells and smoke from kitchens, bathrooms and toilets.
The central unit is completed with extraction outlets located in different rooms (kitchen, toilets, bathroom) and inlets located in the main rooms (dining room, bedrooms).

Features
-2 constant flow fans.
-Counter-flow heat exchanger with up to 92% performance.
-Wireless remote control.
-Wireless kitchen boost.
-F5 inlet filter with G4 pre-filter.
-G4 extraction filter.
-100% summer by-pass option for free cooling.
-4 nozzles, Ø 150/160 mm.
-1 drain for vertical fitting.
-1 antenna with potential transmission/reception range of 150 metres in a open space.
-1 wall bracket.
-Air tight construction.

Attributes

  • IDEO 325 ECOWATTbdp506

    Alternative fitting
    HORIZONTAL: On the floor.
    Fitted lying down.

    VERTICAL: On the wall or floor.

  • IDEO 325 ECOWATTbdp487

    Easy access to filters

  • IDEO 325 ECOWATTbdp481

    High-efficiency heat exchanger up to 92%.

  • IDEO 325 ECOWATTbdp531

    Easy maintenance
    Easy to access: fans, heat exchangerand by-pass.

  • IDEO 325 ECOWATTbdp501

    Hydraulic strut for opening

  • IDEO 325 ECOWATTbdp496

    External antenna

  • IDEO 325 ECOWATTbdp549

    Wireless Kitchen boost
    Each IDEO includes a removable kitchen boost.
    The kitchen boost is a radio frequency remote control providing maximum airflow for 1/2 hour.

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High Efficiency Heat Recovery Units with Rotary Wheel RHE Series https://sigmagroupsa.com/product/high-efficiency-heat-recovery-units-with-rotary-wheel-rhe-series/ https://sigmagroupsa.com/product/high-efficiency-heat-recovery-units-with-rotary-wheel-rhe-series/#respond Mon, 16 May 2022 06:29:06 +0000 https://sigmagroupsa.com/?post_type=product&p=4088

RHE

High efficient heat recovery units up to 88% with rotary wheel, plug-fans with backward curved blades and EC external-rotor motor.
Pre-configured control system for easy start-up.
The casing is made of 50 mm, self-supporting double skinned panels (mineral wool, 40 kg/m3, thermal conductivity 0.037 W/ mK). The outer skin is made from coated steel (RAL7024) with a high resistance against corrosion (class: RC3) and UV light (class: RUV3) according to EN 10169 and the inner skin is made from galvanised steel.
Support feet are made from 3 mm, RAL9011 coated, 100 mm height (except RHE 6000 to 10000 models, which are base-mounted), with possibility to fit anti-vibration mounts or leveling feet (as accessories).
Easy access to all components via large hinged front doors.
Circular inlet and discharge connection flanges with EPDM rubber seal strip, VELODUCT© tightness class D up to size 3500 HD, rectangular connections for the sizes 4500 VD, 6000, 8000 and 10000.

Fan / Motor
Plug-fan with backward curved blades, external rotor EC motor with maintenance free ball bearings and permanent lubrication, with integrated electronic protection (lockedrotor, phase failure, under-voltage, overtemperature, short-circuit).
Protection IP54, Class B.
(RHE-8000 and 10000 models, Class F)

Application
Public buildings, offices, stores, schools, restaurants.

Range
Versions:
• horizontal discharge HD
• vertical discharge VD
• horizontal discharge for outdoor installation HD OI

Sizes: 700 m3/h,1300 m3/h, 1900 m3/h, 2500 m3/h, 3500 m3/h,4500 m3/h, 6000 m3/h, 8000 m3/h and 10000 m3/h

Models:
• RHE D: without additional heater
• RHE DI: with built-in electric post-heating
• RHE DC: with built-in hot water coil
• RHE DFR: with built-in reversible hot/chilled water coil (chilled water coil)
• RHE DC/DF: with 2 independent integrated coils (chilled water and hot water).
• RHE DX: direct expansion integrated coil.

Control (Pulg&Play):
VAV- variable air volume

Fan speed can be adjusted with a 0 – 10V signal from the remote touchscreen panel (included) or an external CO2, temperature or humidity sensor (accessories).
CAV – constant air volume
Manual pre-setting of 2 working points. The fans are controlled separately.
COP – constant pressure
Constant pressure measured by an external sensor (accessory).

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Single Room Heat Recovery ECO ROOM Series https://sigmagroupsa.com/product/single-room-heat-recovery-eco-room-series/ https://sigmagroupsa.com/product/single-room-heat-recovery-eco-room-series/#respond Mon, 16 May 2022 06:29:05 +0000 https://sigmagroupsa.com/?post_type=product&p=4081

ECO ROOM

Decentralized ventilation unit, with heat recovery, for single rooms and domestic or commercial applications.
Perfect integration in the room thanks to the exchanger located inside the wall.
Heat recovery performance up to 75% (150mm model). The 100mm diameter model can replace existing bathroom extract fans.
Designed for continuous operation, the unit adjusts the airflow proportionally to humidity level, ensuring excellent indoor air quality.

Construction features

  • DC motors.
  • Efficient centrifugal impellers.
  • Tubular heat exchanger.
  • Proportional airflow according to humidistat.
  • Automatic summer mode.
  • Manual boost facility.
  • Automatic frost protection.

Attributes

  • ECO ROOMbdp506

    Tubular heat exchanger
    100 or 150 mm

  • ECO ROOMbdp487

    Maintenance and cleaning
    Easy access

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Heat Transfer Unit CHEMINAIR Series https://sigmagroupsa.com/product/heat-transfer-unit-cheminair-series/ https://sigmagroupsa.com/product/heat-transfer-unit-cheminair-series/#respond Mon, 16 May 2022 06:28:42 +0000 https://sigmagroupsa.com/?post_type=product&p=4069

CHEMINAIR

Cabinet fans especially designed for use and distribution of heat produced by fireplaces, suitable for continuous extraction of airstreams at temperatures up to 180º C.
All casings are manufactured in galvanised sheet steel with thermal insulation. Provided with a thermostat sensor located on the cabinet 0-90º.
Only suitable for moving clean air captured from the chamber that surrounds the fireplace output duct (the air cannot contain ashes).
2 models available:
-CHEMINAIR 400: from 3 to 5 rooms.
– CHEMINAIR 600: from 5 to 8 rooms.
Motors
Available with single phase motor 230V 50Hz, adjustable.
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Counter-flow, high-efficiency heat recovery unit DOMEO 210 Series https://sigmagroupsa.com/product/counter-flow-high-efficiency-heat-recovery-unit-domeo-210-series/ https://sigmagroupsa.com/product/counter-flow-high-efficiency-heat-recovery-unit-domeo-210-series/#respond Mon, 16 May 2022 06:28:42 +0000 https://sigmagroupsa.com/?post_type=product&p=4070

DOMEO

Whole house heat recovery unit with a high-efficiency heat exchanger up to 92% setting and very low consumption EC motor.
Provides a constant supply of fresh tempered air into the living spaces of a house.
Domeo can communicate with home automation system via Modbus or other gateway protocols. It also enables management of a pre-heating or post heating electric battery.
To optimise energy consumption and air quality, it can be conected to a CO2 or humidity sensor and others. Domeo 210 is fitted with a 100% bypass and it is equipped with M5 or F7 filters at the inlet and with G4 filters at the outlet to protect the heat exchanger.
Includes remote control, allowing adjustment of boost (in RD and APP), by-pass and reset of clogged filters.

Versions
– DOMEO 210 FL 3V EU: Wired remote control.
– DOMEO 210 RD: Wireless remote control (by radiofrequency). Constant airflow motor.
– DOMEO 210 APP: Remote Control by smartphone app. Constant airflow motor.

Features

  • Counter-flow heat exchanger with up to 92% thermal efficiency
  • Low-consumption EC motor
  • Centrifugal backward curved impeller
  • Modbus communication
  • EPP body
  • Nozzles Ø125 mm
  • 100% automatic or manual bypass
  • Manual boost mode (RD and APP models)
  • M5 or F7 (optional) inlet filter
  • G4 extract filter

Attributes

  • DOMEO-Q3bdp506

    Controller
    Remote control included in the product. Allows regulation of:
    – Boost function (RD and APP models)
    – By-pass
    – Polluted filters alarm
    – Unoccupied mode (RD and APP models)

  • DOMEO-Q3bdp487

    Very compact

  • DOMEO-Q3bdp481

    Easy access to filters

  • DOMEO-Q3bdp531

    Easy to access: fans, heat exchanger and by-pass.

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