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www.ventilation-system.com

VUT 300/550/900 PBE EC

PURPOSE

The unit is designed to ensure continuous mechanical air exchange in houses, offices, hotels, cafes, conference halls, and other utility 
and public spaces as well as to recover the heat energy contained in the air extracted from the premises to warm up the filtered stream 
of intake air.
The unit is not intended for organizing ventilation in swimming pools, saunas, greenhouses, summer gardens, and other spaces with 
high humidity.
Due to the ability to save heating energy by means of energy recovery, the unit is an important element of energy-efficient premises. 
The unit is a component part and is not designed for stand-alone operation. 
It is rated for continuous operation.
Transported air must not contain any flammable or explosive mixtures, evaporation of chemicals, sticky substances, fibrous materials, 
coarse dust, soot and oil particles or environments favourable for the formation of hazardous substances (toxic substances, dust, 
pathogenic germs). 

THE UNIT SHOULD NOT BE OPERATED BY CHILDREN OR PERSONS WITH REDUCED 

PHYSICAL, MENTAL, OR SENSORY CAPACITIES, OR THOSE WITHOUT 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.

Name

Number

Unit

1 pc.

User's manual

1 pc.

Control panel

1 pc.

Packing box

1 pc.

VUT 550 P B E EC

L

A21 DTV

Differential pressure switches

_ – no differential pressure switches
DTV – pre-installed differential pressure switches

Control panel 

A21, A22, A22 WiFi, A25

Design

L – left-hand; R – right-hand

Motor type 

EC – electronically commutated motor 

Heater type 

E – electric heater 

Additional components

B – bypass

Mounting option 

P – suspended mounting 

Air flow [m

3

/h]

Unit series

VUT – heat recovery ventilation unit

DELIVERY SET

DESIGNATION KEY

Содержание VUT 300 PBE EC

Страница 1: ...VUT 300 PBE EC VUT 550 PBE EC VUT 900 PBE EC Heat recovery air handling unit USER S MANUAL ...

Страница 2: ...the time of the document s preparation The Company reserves the right to modify the technical characteristics design or configuration of its products at any time in order to incorporate the latest technological developments No part of this publication may be reproduced stored in a retrieval system or transmitted in any form or by any means in any information search system or translated into any la...

Страница 3: ...tire service life of the unit While transferring the unit control the user s manual must be turned over to the receiving operator UNIT INSTALLATION AND OPERATION SAFETY PRECAUTIONS Disconnect the unit from power mains prior to any installation operations Unpack the unit with care The unit must be grounded While installing the unit follow the safety regulations specific to the use of electric tools...

Страница 4: ... 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 flow produced by the unit towards open flame 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 securi...

Страница 5: ...s fibrous materials coarse dust soot and oil particles or environments favourable for the formation of hazardous substances toxic substances dust pathogenic germs THE UNIT SHOULD NOT BE OPERATED BY CHILDREN OR PERSONS WITH REDUCED PHYSICAL MENTAL OR SENSORY CAPACITIES OR THOSE WITHOUT THE APPROPRIATE TRAINING THE UNIT MUST BE INSTALLED AND CONNECTED ONLY BY PROPERLY QUALIFIED PERSONNEL AFTER THE A...

Страница 6: ... filter G4 optional F7 Connecting air duct diameter mm 160 200 250 Weight kg 44 67 111 Heat recovery efficiency 72 90 78 90 75 88 Heat exchanger type Counter flow Heat exchanger material Polystyrene SEC class A A A TECHNICAL DATA The unit is designed for application with the ambient temperature ranging from 1 C to 40 C and relative humidity up to 80 In order to prevent condensation on the internal...

Страница 7: ...ø d VUT 900 PBE EC L1 ø d Ø D B2 B1 H H1 L B4 B3 B B5 Dimensions mm Model Ø D В В1 В2 ВЗ В4 В5 Н Н1 L L1 Ø d VUT 300 PBE EC 157 485 415 560 135 214 577 290 152 1238 1290 9 VUT 550 PBE EC 197 827 713 294 188 345 960 280 160 1238 1290 9 VUT 900 PBE EC 247 1351 607 607 522 607 1485 318 147 1349 1402 9 ...

Страница 8: ...ntenance and a cover enabling access to the control system components OPERATING LOGIC Inside Outside The basic unit delivery set includes a remote control panel for connection to the control system inside the unit casing The unit comprises a supply and an extract centrifugal single inlet fan with forward curved blades and maintenance free EC motors with external rotor and built in overheat protect...

Страница 9: ...n the best performance of the unit and to minimise turbulence induced air pressure losses while mounting connect a straight air duct section on both sides of the unit Minimum straight air duct length equal to 1 air duct diameter on intake side equal to 3 air duct diameters on outlet side If the air ducts are not connected or the connected air ducts are too short protect the unit parts from ingress...

Страница 10: ...l noise replace the spiral seam air duct with the flexible one Optionally the flexible connectors may be used to prevent resonating CONDENSATE DRAINAGE The condensate drain pan in the heat recovery section is equipped with two hoses for extracting the condensed fluid outside the unit Connect the pipe U trap not included in the delivery set and sewage collection system with metal plastic or rubber ...

Страница 11: ...he power and the ground cable route the cables through the airtight electric lead in in the unit casing and connect these to the terminal block The wiring diagram for connection of the air handling unit to power supply is on back side of the lid CONNECTION TO POWER MAINS A21 EXTERNAL WIRING DIAGRAM 1 NC 2 C 3 NO 4 C 5 6 Gnd 0 10V 7 24V 8 GND 9 A 10 B 11 24V 12 NO 13 C 14 NO 15 16 17 C NO C P1 1 2 ...

Страница 12: ...exchanger back to the unit 3 Fan inspection once a year Even regular technical maintenance of the filters and the heat exchanger may not completely prevent dust accumulation in the fans which reduces the fan capacity and impairs supply air volume into the premises The fans must be cleaned by a service technician 4 Condensate drain maintenance 4 times a year The drain pipes may get clogged with the...

Страница 13: ...BE CARRIED OUT BY QUALIFIED SPECIALISTS POSSIBLE FAULTS AND TROUBLESHOOTING Problem Possible reasons Troubleshooting The fan s does do not start up during the unit start up No power supply Make sure the unit is properly connected to power mains otherwise troubleshoot a connection error The mode is set in which the fans are off Change the operating mode using the control panel Low air flow Low set ...

Страница 14: ...ntact the Seller for warranty service The manufacturer s warranty does not apply to the following cases User s failure to submit the unit with the entire delivery package as stated in the user s manual including submission with missing component parts previously dismounted by the user Mismatch of the unit model and the brand name with the information stated on the unit packaging and in the user s ...

Страница 15: ...TALLATION CERTIFICATE The VUT ____________ PBE EC unit is installed pursuant to the requirements stated in the present user s manual Installation Stamp Company name Address Phone Number Installation Technician s Full Name Installation Date Signature The unit has been installed in accordance with the provisions of all the applicable local and national construction electrical and technical codes and...

Страница 16: ...V217EN 01 ...

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