Vents VUE2 250 P EC User Manual Download

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USER’S MANUAL

VUT2 250 P EC
VUE2 250 P EC
VUTE2 250 P EC

Heat (Energy / Heat and Energy) Recovery

Air-Handling Unit

Summary of Contents for VUE2 250 P EC

Page 1: ...USER S MANUAL VUT2 250 P EC VUE2 250 P EC VUTE2 250 P EC Heat Energy Heat and Energy Recovery Air Handling Unit ...

Page 2: ... Unit design and operating logic 8 Mounting and set up 9 Condensate drainage 9 Connection to power mains 10 Unit control 11 Technical Maintenance 15 Fault handling 17 Storage and transportation rules 18 Manufacturer s warranty 18 Acceptance certificate 20 Seller information 20 Connection certificate 20 Warranty card 21 CONTENTS ...

Page 3: ...l the user s manual must be turned over to the receiving operator The symbols used in the present user s manual have the following meaning WARNING DO NOT UNIT MOUNTING SAFETY PRECAUTIONS The unit must be disconnectedfromthepower mains prior to installation or repair THE UNIT MUST BE GROUNDED The unit must not be operated outside the temperature range stated in the user s manual and in aggressive o...

Page 4: ... ON Disconnect the unit from the power mains prior to any technical maintenance Do not let children operate the unit Avoid damaging the power cable while operating the unit Do not put any foreign objects on top of the power cable Do not store any flammable gases or highly flammable substances in close proximity to the unit Do not open the unit during operation Should the unit generate any unusual ...

Page 5: ...es 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 supply air The unit is designed for extended periods of continuous operation without disconnection from the power mains The transported air must not contain flammable or explosive mixtures chemically active vap...

Page 6: ...UT Heat Recovery Ventilation Design features P suspended mounting Number of heat exchangers pcs VUE Energy Recovery Ventilation VUTE Energy and Heat Recovery Ventilation Fig 1 Outside and connecting dimensions of the unit 864 766 518 63 370 250 46 46 211 ø124 ø12 Only for VUT2 250 P EC and VUTE2 250 P EC units MAINTECHNICAL DATA ...

Page 7: ...le 1 The unit design is regularly improved so some models can slightly differ from those ones described in this manual Model VUT2 250 P EC VUE2 250 P EC VUTE2 250 P EC Unit voltage V 50 60 Hz 1 230 Maximum fan power W 125 Fan current A 0 87 Max air capacity m3 h 257 RPM 2930 Sound pressure level at 3 m distance dB A 39 Max transported air temperature C from 25 up to 60 Casing material aluzinc Insu...

Page 8: ...tale air from indoors and the cold fresh air from outdoors without air stream intermixing Such design reduces heat energy losses and helps to minimize heating expenses in the cold season The unit design and operation logic are given in Fig 2 The basic unit equipment includes 1 Extract motor impeller block 2 Supply motor impeller block 3 Cross flow plate heat exchanger 4 G4 extract filter 5 G4 supp...

Page 9: ...llation Min 40 mm Condensate drainage The condensate drain pan located in the heat exchanger section is equipped with condensate drain pipes which lead the water away from the unit Connect the drain pipe 1 the U trap 3 not included in the standard delivery set and the sewerage system 5 with metal plastic or rubber pipes 2 and 4 The pipes must be installed at the minimum gradient of 3 Prior to conn...

Page 10: ...s via a Euro plug cable pre wired at the factory Connect the unit to power mains through the external automatic circuit breaker with magnetic trip integrated into the fixed wiring system with the rated current not below the rated current consumption refer to Table 1 Disconnect the unit from the power supply prior to any operations on the unit The unit must be plugged into a properly installed powe...

Page 11: ...580 The software version installed on a specific unit is specified on the label attached to the rear side of the control panel The unit is operated via the control panel Fig 5 1 Ventilation mode control The air handling unit has three ventilation modes MIN the basic ventilation mode The air flow rate for this mode is selected in the Setup mode according to Table 3 see p 2 Setup Mode NORMAL the air...

Page 12: ...olled by means of the six indicators displaying the basic ventilation modes of the unit while the red Operation Setup light is on To exit the Setup mode use one of the two alternative methods either press the or the button once again or wait 60 seconds after the last actuation of either the or the button for the system to exit automatically Upon exiting the Operation Setup indicator will change fr...

Page 13: ...13 No Indication Air flow m3 h 1 90 2 105 3 120 4 135 5 150 6 165 7 180 8 195 9 210 Table 3 ...

Page 14: ... 1 50 48 X1 L N PE PE Cont Circuit Cont Circuit Cont Cont Circuit Cont Circuit Cont 1 U_EC1 control voltage 2 U_EC2 control voltage 3 12V supply voltage 4 Negative power lead The wiring diagram of the unit is shown on Fig 7 4 Heat exchanger freeze protection The air handling unit is equipped with heat exchanger freeze protection facilities which disable the supply fan at 5 C in the exhaust air duc...

Page 15: ... filters are as follows Fig 8 1 Release the latches and remove the bottom panel 2 Turn the latches and remove the condensate drain pan s 3 Turn the latches and remove the heat exchangers 3 Condensate drainage check once a year The condensate drainage the drain line may get clogged with the hard particles contained in the extract air Check the drain line functionality by filling the unit drain pan ...

Page 16: ...16 VU 2 250 P ЕС VU 2 250 P ЕС Fig 9 Control unit maintenance 1 2 Fig 8 Filter and heat exchanger maintenance 1 2 3 4 ...

Page 17: ...ce the filters clean the fans and the heat exchanger Ventilation system contaminated or damaged Check the diffusers and louvres for free opening check the air exhaust hood and the supply grille clean if necessary Make sure that the air ducts are not soiled and damaged Noise vibration Contaminated fan impellers Clean the fan impellers Fan mounting screws loose Check the mounting screws for any loos...

Page 18: ...thintheguaranteedperiodofoperation Thefaultsareeliminated by means of replacement or repair of the unit components or a specific part of such unit component The warranty repair does not include Routine technical maintenance Unit installation removal Unit setup To benefit from warranty repair the user must submit the unit the User s Manual with the sale date stamp and the payment document certifyin...

Page 19: ...ircumstances of insuperable force fire flood earthquake war hostilities of any kind or blockade Missing seals if provided by the user s manual Failure to submit the User s Manual with the unit sale date stamp Missing payment document certifying the unit purchase FOLLOWING THE REGULATIONS STIPULATED HEREIN WILL ENSURE A LONG AND TROUBLE FREE OPERATION OF THE UNIT USERS CLAIMS SHALL BE REVIEWED ONLY...

Page 20: ... 68 EEC on the approximation of the laws of the Member States relating to electromagnetic compatibility This certificate is issued following test carried out on samples of the product referred to above Quality Inspector s Stamp ACCEPTANCE CERTIFICATE The VU _____ 2 250 P EC heat energy heat and energy recovery air handling unit has been installed and connected to the power mains pursuant to the re...

Page 21: ...21 Product type Heat energy heat and energy recovery air handling unit Model VU______2 250 P EC Serial number Manufacturing date Sales date Warranty period Sales company Seller s seal WARRANTY CARD ...

Page 22: ...V83EN 07 ...

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