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6

5.4 Electric Connections

The unit must be earthed.

The QR350MBP is wired internally from factory.  
Figures below show the wiring diagram.

WARNING

Make sure that the mains supply to the unit is disconnected before performing any installation, service, maintenance or electrical work!

WARNING

The installation and service of the unit and complete ventilation system must be performed by an authorized installer and in accordance with local rules and 

regulations.

5.j 

Single speed operation 

5.k 

Two speed operation

 

5.m 

Variable speed operation with CTRL-M remote manual controller

5.n

 

Variable speed operation through external domotic 

 

(BMS) system or ballast potentiometer

5.o

 

Three speed operation with CTRL-S controller

5.l 

Two speed operation

 

S1  S2  S3 GND

1 2 3 

4

N
L

V2

V1

GND  POT  +10

SWITCH FOR BYPASS
ACTIVATION

1 2 3 

4

S1  S2  S3 GND

TWO POSITION 
SWITCH OR 
REMOTE SENSOR

N
L

V1

V2

GND  POT  +10

SWITCH FOR BYPASS
ACTIVATION

1 2 3 

4

N
L

V1

V2

GND  POT  +10

CTRL-M

S1  S2  S3 GND

SWITCH FOR BYPASS
ACTIVATION

S1  S2  S3 GND

SWITCH FOR BYPASS
ACTIVATION

1 2 3 

4

GND  POT  +10

N
L

V1

V2

1-10V

BALLAST

+

-

1 2 3 

4

S1  S2  S3 GND

N
L

V1

V2

CTRL-S

GND  POT  +10

S1  S2 S3

II

I

L

L

L

1

1

1

1 2 3 

4

S1  S2  S3 GND

SWITCH FOR SPEED
2 SELECTION

N
L

V1

V2

GND  POT  +10

SWITCH FOR BYPASS 
ACTIVATION

+
U
-

5.g 

Connect the supplied condensation elbow(s) to the drainage hole(s) in the opening at the bottom of the unit: in case close and seal the non-used hole 

with the 2 supplied plugs (one each side of the hole). Make sure of water and air tightness of all connections. It is necessary to use a U-bend (or similar) 
in the condensation drainage pipe. The water drainage connections can be made either through the holes at the bottom side of the casing or through the 
opening at the rear side of the casing.

5.h 

Connect the unit to the duct system. Make sure that all necessary accessories are used to create a functional ventilation solution.

5.i 

Connect the unit electrically according to point 5.4. Check that it starts up correctly.

Summary of Contents for QR350MBP

Page 1: ...ge 4 5 Installation 4 5 1 Unpacking 4 5 2 Where how to install 4 5 3 Installation 4 5 4 Electric Connections 6 6 Commissioning 8 6 1 Setting Fan speed 8 6 2 Before Starting the System 9 7 Operation 10 7 1 Single speed operation 10 7 2 Two speed operation 10 7 3 Variable speed operation with CTRL M remote manual controller accessory on request 10 7 4 Variable speed operation through external domoti...

Page 2: ... greater than 3mm USE The device should not be used for applications other than those specified in this manual The device is not intended for use by persons including children with reduced physical sensory or mental capacities or those with a lack of experience and knowledge unless they have been given supervision or instruction concerning use of the device from a person responsible for their safe...

Page 3: ...air to outside Supply air to inside Extract air from inside Winter condensation drainage Summer condensation drainage A B D C F E E F A B C D 3 4 Space required Make sure that enough space is left around the unit to allow easy maintenance access to filters terminal box and removal of the side and front inspection panels ...

Page 4: ...ed vertically It s important that the unit is completely leveled before it is put into operation Place the unit preferably in a separate room e g storage laundry room or similar When choosing the location it should be kept in mind that the unit requires maintenance regularly and that the inspection doors should be easily accessible Leave free space for opening the removable panels and for removal ...

Page 5: ...Make sure that the surface is flat leveled and that it supports the weight of the unit Perform the installation in accordance with local rules and regulations 5 b Drill the holes in the wall 5 d e Hang the unit to the wall by means of the fixing brackets and screw safely screws and wall plugs not supplied 5 f Make sure that the unit is at spirit level ...

Page 6: ...CH FOR BYPASS ACTIVATION 1 2 3 4 N L V1 V2 GND POT 10 CTRL M S 1 S 2 S 3 G N D SWITCH FOR BYPASS ACTIVATION S 1 S 2 S 3 G N D SWITCH FOR BYPASS ACTIVATION 1 2 3 4 GND POT 10 N L V1 V2 1 10V BALLAST 1 2 3 4 S 1 S 2 S 3 G N D N L V1 V2 CTRL S GND POT 10 S1 S2 S3 II I L L L 1 1 1 1 2 3 4 S 1 S 2 S 3 G N D SWITCH FOR SPEED 2 SELECTION N L V1 V2 GND POT 10 SWITCH FOR BYPASS ACTIVATION U 5 g Connect the...

Page 7: ...gs of the 0 10V signal to the motors Airflow and consumption refer to one single motor Table 6 b indicates the efficiency of the heat exchanger and of the condensation produced in different climatic conditions to help the installer or the designer of the ventilation system to decide if to connect one or both condensation drainages High production of condensation is the direct consequence of a high...

Page 8: ...6 79 0 0 28 40 70 26 55 97 5 0 14 94 9 0 27 92 6 0 39 91 0 0 50 87 5 0 56 84 3 0 61 40 80 26 60 98 5 0 20 97 2 0 38 95 4 0 57 93 3 0 73 89 8 0 83 86 6 0 90 300 m h 250 m h ESTERNO INTERNO 50 m h 100 m h 150 m h 200 m h EXTERNAL INTERNAL Table 6 b Thermal efficiency of the heat exchanger and average production of condensation water 100 Lw dB SOUND POWER OCTAVE BAND Lp dB A 63 125 250 500 1 K 2 K 4 ...

Page 9: ...is activated when needed by means of a remote two position switch not supplied or by means of remote sensors SEN HY SEN CO2 or SEN PIR which are accessories on request Wiring diagram Fig 5 k Fig 5 l Dip switch configuration X100 Fig 5 p 7 3 Variable speed operation with CTRL M remote manual controller accessory on request The unit runs at the speed set by turning the knob of the CTRL M remote manu...

Page 10: ...upply air and extract air filter The filters need to be cleaned regularly and replaced when polluted during maintenance New sets of filters can be acquired from your installer or wholesaler Heat exchanger The unit is equipped with a highly efficient counter flow plate heat exchanger Supply air temperature is therefore normally maintained without adding additional heat The heat exchanger is removab...

Page 11: ... free from dust Clean the filters every three months with a vacuum cleaner and replace the filters every year This may differ per situation depending on internal and external environmental conditions fig 8 b c d e f g WARNING Make sure that the mains supply to the unit is disconnected before performing any installation service maintenance or electrical work Fig 8 e Fig 8 d Fig 8 c Fig 8 b Fig 8 g ...

Page 12: ...n o p Clean the fans every year with a vacuum cleaner This may differ per situation depending on internal and external environmental conditions and on frequency of filter cleaning Do not move the balance clips fig 8 h i j q r s t 8 4 Service WARNING Make sure that the mains supply to the unit is disconnected before performing any installation service maintenance or electrical work WARNING The inst...

Page 13: ...r dirt accumulation Fan noise vibrations 1 Clean fan impellers Cleaning required 2 Check that the fans are firmly in place within the unit Excessive air noise 1 Check setting of fan speed on the CTRL DSP controller supplied 2 Check grilles and diffusers Re setting or cleaning of grilles and diffusers required Gurgling noise 1 Drainage parts have not been installed correctly 2 Drain connection belo...

Page 14: ... 65 0 85 1 n2 Control typology Local demand control Central demand control Manual control no DCV o1 Maximum internal leakage rate 1 5 o2 Maximum external leakage rate 1 5 p1 Internal mixing rate N A p2 External mixing rate N A q Visual filter warning absent r Instructions to install regulated grilles N A s Internet address for pre disassembly instructions www aerauliqa com t Airflow sensitivity to...

Page 15: ...15 NOTE ...

Page 16: ...le Registered office via Corsica 10 25125 Brescia C F e P IVA VAT 03369930981 REA BS 528635 Tel 39 030 674681 Fax 39 030 6872149 www aerauliqa com info aerauliqa it Aerauliqa srl reserves the right to modify make improvements to products and or this instruction manual at any time and without prior notice ...

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