Vents TwinFresh Comfo RA1-25 User manual

USER’S MANUAL

TwinFresh Comfo:

• RA1-25

• RA1-25-2

• SA-35

• SA-35-2

• SA1-35

• SA1-35-2

• RA-35

• RA-35-2

• RA1-35

• RA1-35-2

• RA-50

• RA-50-2

• RA1-50

• RA1-50-2

• RA-85

• RA-85-2

• RA1-85

• RA1-85-2

SINGLE-ROOM REVERSIBLE ENERGY

REGENERATION VENTILATOR

www.ventilation-system.com

Safety requirements 3

Purpose 5

Delivery set 5

Designation key 6

Main technical parameters 6

Design and operating logic 11

Mounting and set-up 13

Connection to power mains 20

Ventilator control 23

Maintenance 25

Troubleshooting 27

Storage and transportation regulations 27

Manufacturer's warranty 28

Acceptance certicate 29

Seller information 29

Installation certicate 29

Warranty Card 30

CONTENTS

• Read the user’s manual carefully prior to installing and operating the unit.

• Full the user’s manual requirements as well as the provisions of all the applicable local and national construction, electrical and

technical norms and standards.

• The warnings contained in the user’s manual must be considered most seriously since they contain vital personal safety information.

• Failure to follow the rules and safety precautions noted in this user’s manual may result in an injury or unit damage.

• After a careful reading of the manual, keep it for the entire service life of the unit.

• While transferring the unit control the User’s manual must be turned over to the receiving operator.

Symbol legend:

WARNING!

DO NOT!

SAFETY REQUIREMENTS

The user’s manual consisting of the technical details, operating instructions and technical specication applies to the installation and

mounting of the single-room energy regeneration reversible ventilator TwinFresh Comfo, (hereinafter «the unit» as mentioned in the «Safety

Requirements» and «Manufacturer’s Warranty» sections as well as in warnings and information blocks).

UNIT MOUNTING AND OPERATION SAFETY PRECAUTIONS

• Disconnect the unit from power mains prior

to any installation operations. • The unit must be grounded!

• Do not lay the power cable of the unit in

close proximity to heating equipment.

• While installing the unit follow the safety

regulations specic to the use of electric

tools.

• Do not change the power cable length at

your own discretion.

• Do not bend the power cable.

• Avoid damaging the power cable.

• Do not put any foreign objects on the power

cable.

• Unpack the unit with care.

• Do not use damaged equipment or cables

when connecting the unit to power mains.

• Do not operate the unit outside the

temperature range stated in the user’s

manual.

• Do not operate the unit in aggressive or

explosive environments.

• Do not touch the unit controls with wet

hands.

• Do not carry out the installation and

maintenance operations with wet hands.

• Do not wash the unit with water.

• Protect the electric parts of the unit against

ingress of water.

www.ventilation-system.com

UNIT MOUNTING AND OPERATION SAFETY PRECAUTIONS

• Do not allow children to operate the unit. • Disconnect the unit from power mains prior to

any technical maintenance.

• Do not store any explosive or highly ammable

substances in close proximity to the unit.

• When the unit generates unusual sounds,

odour or emits smoke disconnect it from

power supply and contact the Seller.

• Do not open the unit during operation. • Do not direct the air ow produced by the unit

towards open ame or ignition sources.

• Do not block the air duct when the unit is

switched on.

• In case of continuous operation of the unit

periodically check the security of mounting.

• Do not sit on the unit and avoid placing

foreign objects on it. • Use the unit only for its intended purpose.

The unit is designed to ensure continuous mechanical air exchange in houses, oces, hotels, cafes, conference halls and other utility and

public spaces.

The ventilator is equipped with a ceramic regenerator that enables supply of fresh ltered air heated by means of extract air heat energy

regeneration.

The ventilator is designed for through-the-wall mounting.

The telescopic ventilator design enables its installation in the walls with various thickness, see the table below:

Wall thickness Ventilator model

300 mm - 570 mm (11 13/16’’- 22 7/16”) • RA1-25

120 mm - 500 mm (4 3/4’’ - 19 11/16”) • RA1-25-2

250 mm - 470 mm (9 13/16’’ - 18 1/2”)

• SA-35

• SA1-35

• RA-35

• RA1-35

• RA-50

• RA1-50

• RA-85

• RA1-85

120 mm - 300 mm (4 3/4’’ - 11 13/16’’)

• SA-35-2

• SA1-35-2

• RA-35-2

• RA1-35-2

• RA-50-2

• RA1-50-2

• RA-85-2

• RA1-85-2

The ventilator is rated for continuous operation always connected to power mains.

Transported air must not contain any ammable or explosive mixtures, evaporation of chemicals, sticky substances, brous materials,

coarse dust, soot and oil particles or environments favourable for the formation of hazardous substances (toxic substances, dust, pathogenic

germs).

Name Number

Ventilator 1 item

Fastening set 1 item

Remote control 1 item

User's manual 1 item

Packing box 1 item

PURPOSE

THE UNIT MAY NOT BE OPERATED BY CHILDREN OR PERSONSWITH REDUCED PHYSICAL, MENTAL OR SENSORY

CAPACITIES, OR LACKING THE APPROPRIATE TRAINING.

THE UNIT MUST BE INSTALLED AND CONNECTED ONLY BY PROPERLY QUALIFIED PERSONNEL AFTER THE

APPROPRIATE BRIEFING.

THE CHOICE OF UNIT INSTALLATION LOCATION MUST PREVENT UNAUTHORIZED ACCESS BY UNATTENDED

CHILDREN.

DELIVERY SET

www.ventilation-system.com

TwinFresh Comfo RA1-25-2

Outer ventilation hood type

_ — standard ventilation hood

2 — ventilation hood for thin walls

Comfo Series

Cross-section prole of the connecting air duct

R -round cross-section

S - square cross-section

Integrated control system

Front panel type

_ - grille

1 - panel with a at front cover

Rated air capacity [m3/h]

The ventilator is designed for indoor application with the ambient temperature ranging from -20°C (-4 °F) up to +50°C (+122 °F) and relative

humidity up to 80%.

The ventilator is rated as a class I electric appliance.

Ingress Protection (IP) rating from solid objects and liquids IP 24.

The ventilator design is regularly improved, so some models may slightly dier from those ones described in this manual.

107

4 ⁄"

103

4 ⁄"

107

4 ⁄"

103

4 ⁄"

270 (10 ⁄")

280 (11")

205

(8 ⁄")

300-570

(11 ⁄"-22 ⁄")

133

(5 ¼")

(1 ⁄")

260

(10 ¼")

240

(

9 ⁄"

)

205

( 8 ⁄")

120-500

(4 ¾"-19 ⁄")

150

(5 ⁄")

(1 ⁄")

205

( 8 ⁄")

107

4 ⁄"

103

4 ⁄"

107

4 ⁄"

103

4 ⁄"

VENTILATOR OVERALL DIMENSIONS, MM INCHES

TwinFresh Comfo RA1-25

TwinFresh Comfo RA1-25-2

DESIGNATION KEY

MAIN TECHNICAL PARAMETERS

120-300

(4 ¾"-11 ⁄")

(2 ¼")

144

(5 ⁄")

250-470

(9 ⁄"-18 ½")

133

(5 ¼")

(2 ¼")

300 (11 ⁄")

300

(11 ⁄")

310 (12 ⁄")

260

(10 ¼")

280

(11")

213

( 8 ⁄")

213

( 8 ⁄")

132

5 ⁄"

128

5 ⁄"

250-470

(9 ⁄"-18 ½")

133

(5 ¼")

3 1/8"

(3 ⁄")

300

(11 ⁄")

280

(11")

240

( 9 ⁄")

240

( 9 ⁄")

120-300

(4 ¾"-11 ⁄")

(3 ⁄")

144

(5 ⁄")

300 (11 ⁄")

310 (12 ⁄")

260

(10 ¼")

132

5 ⁄"

128

5 ⁄"

132

5 ⁄"

128

5 ⁄"

132

5 ⁄"

128

5 ⁄"

120-300

(4 ¾"-11 ⁄")

(2 ⁄")

144

(5 ⁄")

250-470

(9 ⁄"-18 ½")

133

(5 ¼")

(2 ⁄")

300 (11 ⁄")

300

(11 ⁄")

310 (12 ⁄")

260

(10 ¼")

280

(11")

213

( 8 ⁄")

213

( 8 ⁄")

157

6 ⁄"

153

250-470

(9 ⁄"-18 ½")

133

(5 ¼")

(3 ⁄")

300

(11 ⁄")

280

(11")

240

( 9 ⁄")

157

6 ⁄"

153

157

6 ⁄"

153

120-300

(4 ¾"-11 ⁄")

(3 ⁄")

144

(5 ⁄")

300 (11 ⁄")

310 (12 ⁄")

260

(10 ¼")

157

6 ⁄"

153

240

( 9 ⁄")

TwinFresh Comfo RA1-35

TwinFresh Comfo RA1-50

TwinFresh Comfo RA1-85

TwinFresh Comfo RA-35-2

TwinFresh Comfo RA-35

TwinFresh Comfo RA1-35-2

www.ventilation-system.com

120-300

(4 ¾"-11 ⁄")

(2 ⁄")

144

(5 ⁄")

250-470

(9 ⁄"-18 ½")

133

(5 ¼")

(2 ⁄")

300 (11 ⁄")

300

(11 ⁄")

310 (12 ⁄")

260

(10 ¼")

280

(11")

213

( 8 ⁄")

213

( 8 ⁄")

157

6 ⁄"

153

250-470

(9 ⁄"-18 ½")

133

(5 ¼")

(3 ⁄")

300

(11 ⁄")

280

(11")

240

( 9 ⁄")

157

6 ⁄"

153

157

6 ⁄"

153

120-300

(4 ¾"-11 ⁄")

(3 ⁄")

144

(5 ⁄")

300 (11 ⁄")

310 (12 ⁄")

260

(10 ¼")

157

6 ⁄"

153

240

( 9 ⁄")

TwinFresh Comfo RA-50

TwinFresh Comfo RA-85

TwinFresh Comfo RA1-50-2

TwinFresh Comfo RA1-85-2

TwinFresh Comfo RA-50-2

TwinFresh Comfo RA-85-2

120-300

(4 ¾"-11 ⁄")

(2 ⁄")

144

(5 ⁄")

250-470

(9 ⁄"-18 ½")

133

(5 ¼")

(2 ⁄")

300 (11 ⁄")

300

(11 ⁄")

310 (12 ⁄")

260

(10 ¼")

280

(11")

213

( 8 ⁄")

213

( 8 ⁄")

250-470

(9 ⁄"-18 ½")

133

(5 ¼")

(3 ⁄")

300

(11 ⁄")

280

(11")

240

( 9 ⁄")

240

( 9 ⁄")

120-300

(4 ¾"-11 ⁄")

(3 ⁄")

144

(5 ⁄")

300 (11 ⁄")

310 (12 ⁄")

260

(10 ¼")

150

5 ⁄"

135

5 ⁄"

150

5 ⁄"

135

5 ⁄"

150

5 ⁄"

135

5 ⁄"

150

5 ⁄"

135

5 ⁄"

TwinFresh Comfo SA1-35

TwinFresh Comfo SA-35

120-300

(4 ¾"-11 ⁄")

(2 ⁄")

144

(5 ⁄")

250-470

(9 ⁄"-18 ½")

133

(5 ¼")

(2 ⁄")

300 (11 ⁄")

300

(11 ⁄")

310 (12 ⁄")

260

(10 ¼")

280

(11")

213

( 8 ⁄")

213

( 8 ⁄")

250-470

(9 ⁄"-18 ½")

133

(5 ¼")

(3 ⁄")

300

(11 ⁄")

280

(11")

240

( 9 ⁄")

240

( 9 ⁄")

120-300

(4 ¾"-11 ⁄")

(3 ⁄")

144

(5 ⁄")

300 (11 ⁄")

310 (12 ⁄")

260

(10 ¼")

150

5 ⁄"

135

5 ⁄"

150

5 ⁄"

135

5 ⁄"

150

5 ⁄"

135

5 ⁄"

150

5 ⁄"

135

5 ⁄"

TwinFresh Comfo SA1-35-2

TwinFresh Comfo SA-35-2

VENTILATOR TECHNICAL DATA

TwinFresh Comfo RA1-25, TwinFresh Comfo RA1-25-2

Speed I II III

Supply Voltage, 50-60 Hz [V] 1~100-230

Air Capacity [m3/h] (CFM) 7 (4) 15 (9) 24 (14)

Power [W] 3,50 3,95 5,32

Current [A] 0,023 0,026 0,036

RPM [min-1] 1190 1330 2420

Noise Level, 1 m [dB(A)] (Sones) 31 (0,9) 35 (1,3) 43 (2,5)

Noise Level, 3 m [dB(A)] (Sones) 22 (0,4) 25 (0,5) 33 (1,1)

Outdoor noise attenuation [dB(A)] (Sones) 16 (0,4)

Heat Recovery Eciency up to 85%

TwinFresh Comfo RA-35, TwinFresh Comfo RA1-35, TwinFresh Comfo RA-35-2, TwinFresh Comfo RA1-35-2

Speed I II III

Supply Voltage, 50-60 Hz [V] 1~100-230

Air Capacity [m3/h] (CFM) 10 (6) 20 (12) 30 (18)

Power [W] 3,93 4,39 5,10

Current [A] 0,023 0,026 0,032

RPM [min-1] 745 1075 1670

Noise Level, 1 m [dB(A)] (Sones) 27 (0,6) 32 (1,0) 38 (2,0)

Noise Level, 3 m [dB(A)] (Sones) 18 (0,4) 23 (0,5) 28 (0,7)

Outdoor noise attenuation [dB(A)] (Sones) 17 (0,4)

Heat Recovery Eciency up to 90%

www.ventilation-system.com

VENTILATOR TECHNICAL DATA

TwinFresh Comfo RA-50, TwinFresh Comfo RA1-50, TwinFresh Comfo RA-50-2, TwinFresh Comfo RA1-50-2

Speed I II III

Supply Voltage, 50-60 Hz [V] 1~100-230

Air Capacity [m3/h] (CFM) 14 (8) 28 (16) 54 (32)

Power [W] 3,80 3,96 5,61

Current [A] 0,024 0,026 0,039

RPM [min-1] 610 800 1450

Noise Level, 1 m [dB(A)] (Sones) 22 (0,4) 29 (0,7) 32 (1,0)

Noise Level, 3 m [dB(A)] (Sones) 13 (0,2) 20 (0,4) 23 (0,5)

Outdoor noise attenuation [dB(A)] (Sones) 18 (0,4)

Heat Recovery Eciency up to 90%

TwinFresh Comfo RA-85, TwinFresh Comfo RA1-85, TwinFresh Comfo RA-85-2, TwinFresh Comfo RA1-85-2

Speed I II III

Supply Voltage, 50-60 Hz [V] 1~100-230

Air Capacity [m3/h] (CFM) 36 (21) 59 (35) 85 (50)

Power [W] 4,74 6,56 9,65

Current [A] 0,034 0,050 0,071

RPM [min-1] 1000 1500 2045

Noise Level, 1 m [dB(A)] (Sones) 29 (0,8) 35 (1,5) 44 (3,5)

Noise Level, 3 m [dB(A)] (Sones) 19 (0,4) 25 (0,7) 34 (1,4)

Outdoor noise attenuation [dB(A)] (Sones) 18 (0,4)

Heat Recovery Eciency up to 90%

TwinFresh Comfo SA-35, TwinFresh Comfo SA1-35, TwinFresh Comfo SA-35-2, TwinFresh Comfo SA1-35-2

Speed I II III

Supply Voltage, 50-60 Hz [V] 1~100-230

Air Capacity [m3/h] (CFM) 12 (7) 25 (15) 37 (22)

Power [W] 4,54 5,18 6,10

Current [A] 0,026 0,031 0,037

RPM [min-1] 851 1330 1715

Noise Level, 1 m [dB(A)] (Sones) 28 (0,7) 33 (1,1) 39 (2,0)

Noise Level, 3 m [dB(A)] (Sones) 19 (0,4) 24 (0,5) 29 (0,7)

Outdoor noise attenuation [dB(A)] (Sones) 18 (0,4)

Heat Recovery Eciency up to 88%

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