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16

TECHNIC

AL 
SPECIFIC

ATIONS 

TK

1

NTC

GND

P

T

W

T

2

3

1

YE

G

N

YE

G

N

BN

BU

BN

BU

YE

G

N

YE GN

D/I2

BN

BU

BN

BK

R2

L

N

L

N

L

N

L

N

2
3

4
5

230V 50Hz

1 2 3 4 5 6

90°C

TESTER

M

130°C

T1

T2

R1

D/I1

BN

YE

G

N

BU

YE

G

N

W

T

YE GN

+11V1

MB_B

MB_A MB_A

MB_B

+24V

RS_A

RS_B

GND

AN/I

GND

+24V

RS_A

RS_B

GND

RM/I

RM/O

+24V

+24V

+24V

RS_A

+24V

RS_A

RS_B

GND

RS_B

GND

YE

G

N

90°C

130°C

T1

T2

BU

BN

BU

AHS

RH%

RH% CO2

A

C

MB_A

External Modbus A signal

MB_B

External Modbus B signal

+24V

+24V voltage (DC)

GND

Digital and analog ground potential

RS_A

Local hardware Modbus A signal

RS_B

Local hardware Modbus B signal

NTC

External temperature sensor connector

D/I1

Digital input 1

D/I2

Digital input 2

11V1

11.1 V operating voltage

AN/I

Analog input 0-10VDC

RM/I

24V relay input

RM/O

24V relay output

T

Supply air fan

P

Extract air fan

M

Damper motor

TK

Safety switch

AHS

Post-heating control

RH%

Internal humidity sensor

RH% CO

2

Internal humidity and carbon dioxide 

sensor

R1

Post-heating resistor with 90°C and 

130°C overheating protection

R2

Additional heating resistor with 90°C 

and 130°C overheating protection

   

BK

Black

BU

Blue

BN

Brown

WT

White

GY

Grey

YE

Yellow

YEGN Yellow-green

CABLE COLOURS

A Motherboard

B

1. Extract air fan tacho (WT)
2. GND (GN)
3. Extract air fan PWM (YE)
4. Supply air fan tacho (WT)
5. GND (GN) 
6. Supply air fan PWM (YE)

C

1. Extract air
2. Outdoor air
3. Supply air
4. Exhaust air
5. Supply air from the HR cell

D LAN

INTERNAL ELECTRICAL CONNECTION

Vallox 245 MV

Summary of Contents for Vallox 245 MV VKL

Page 1: ...Manual Model Vallox 245 MV Vallox 245 MV VKL Type A3732 A3732 Document D5337 Valid from 04 03 2020 Updated 05 02 2020 Ventilation unit MANUAL...

Page 2: ...ing and closing the doors 9 Changing the filters 9 Cleaning the heat recovery cell 10 Condensing water 10 Cleaning the fans 11 Removing and cleaning the supply and extract air fans 11 Removing the res...

Page 3: ...odifications or changes made to the software INTENDED USE All Vallox ventilation units have been designed to provide appropriate and continuous ventilation so as to present no threat to health and to...

Page 4: ...Indicates a hazard that will result in death or serious injury if not avoided WARNING Indicates a hazard that can result in death or serious injury if not avoided IMPORTANT Indicates a hazard that can...

Page 5: ...smartphone or tablet Also the unit software is updated automatically through the cloud service To connect to the cloud service the ventilation unit must be connected to the Internet via LAN and regis...

Page 6: ...9 R model in the figure MAIN PARTS Vallox 245 MV Vallox 245 MV VKL Internal humidity sensor behind the electric box Internal carbon dioxide sensor behind the electric box Control panel Carbon dioxide...

Page 7: ...ow for easier ventilation adjustment WARNING Water must at all times be kept out of the electrical system NOTE When installing the unit reserve a space of at least 800 mm in front of the unit for serv...

Page 8: ...els Dimensions and duct outlets Dimensions Duct outlets R model Inner diameter of the female collar 250mm 1 Extract air from the apartment to the unit 2 Supply air from the unit to the apartment 3 Out...

Page 9: ...ilters insects heavy pollen and other relatively large foreign objects out of the outdoor air Fine filter for supply air filters microscopic pollen and dust particles out of the supply air Coarse filt...

Page 10: ...rs reassemble the ventilation unit in the reverse order 10 Close the doors Ensure that the safety switch catch of the door is touching the safety switch 11 Plug the ventilation unit back into the main...

Page 11: ...eding it through the rubber feed Removing and cleaning the supply and extract air fans To clean the supply air fan 1 Disconnect the ventilation unit from the mains electricity supply 2 Open the doors...

Page 12: ...connector of the resistor a Press down the locking device b Pull off the connector 5 Undo the two wing nuts connecting the resistor to the ventilation unit 6 Lift the resistor out of the ventilation...

Page 13: ...2 46 48 52 1000 51 55 58 61 64 37 41 45 48 51 2000 49 54 58 61 64 32 36 41 43 47 4000 36 42 48 52 57 25 28 30 34 38 8000 28 36 44 49 54 24 24 25 26 28 LW dB LWA dB A 68 71 74 76 79 58 62 64 67 70 56 6...

Page 14: ...9 61 66 500 59 66 46 52 1000 57 62 45 51 2000 57 62 41 47 4000 46 52 30 38 8000 40 47 25 28 LW dB LWA dB A 74 79 64 70 63 69 53 59 Sound pressure level coming through the envelope of the unit in the r...

Page 15: ...erived from these measurements A Thermal input kW B Difference in water temperature C C Water flow dm s D Air flow dm s Vallox 245 MV liquid radiator ta1 15 C tf1 55 C Vallox 245 MV liquid radiator ta...

Page 16: ...tor D I1 Digital input 1 D I2 Digital input 2 11V1 11 1 V operating voltage AN I Analog input 0 10VDC RM I 24V relay input RM O 24V relay output T Supply air fan P Extract air fan M Damper motor TK Sa...

Page 17: ...re Modbus B signal NTC External temperature sensor connector D I1 Digital input 1 D I2 Digital input 2 11V1 11 1 V operating voltage AN I Analog input 0 10VDC RM I 24V relay input RM O 24V relay outpu...

Page 18: ...ut EXTERNAL ELECTRICAL CONNECTION 3x1 5S 2x2x0 5 0 5 2x0 5 2x0 5 7028350 2014 08 29 JS 2x2x0 5 0 5 2x0 5 2x2x0 5 0 5 2x2x0 5 0 5 2x2x0 5 0 5 2x0 5 2x0 5 CAT Analog input two different functions Potent...

Page 19: ...2 11V1 11 1 V operating voltage AN I Analog input 0 10VDC RM I 24V relay input RM O 24V relay output P Circulation pump V Solenoid valve EXTERNAL ELECTRICAL CONNECTION FOR CONTROLLING THE MLV DUCT RA...

Page 20: ...the supply air temperature will be maintained at the level specified in the temperature setting In winter the duct radiator will turn on when the outdoor temperature falls below the winter setting Ma...

Page 21: ...ve Not included in the delivery The valve that is chosen must be compatible with the heat collection circuit fluid for example ELV05006 Stig Wahlstr m K Condensing water tube Not included in the deliv...

Page 22: ...er motor 930618 32 Liquid radiator actuator 946320 7 Post heating resistor 942220 20 Fine filter for supply air 978159 33 Liquid radiator control relay 948517 8 Additional heating resistor 942220 21 C...

Page 23: ...CONFORMITY CERTIFICATES...

Page 24: ...D5337 04 02 2020FIN 05 02 2020ENG PDF www vallox com Vallox Oy Myllykyl ntie 9 11 32200 LOIMAA FINLAND Customer service 358 10 7732 200 Aftersales 358 10 7732 270...

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