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Summary of Contents for Vents VUT 600 PW EC
- Page 1 USER’S MANUAL VUT 600 PW EC VUT 1000 PW EC Heat recovery air handling unit...
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Page 2: Table Of Contents
www.ventilation-system.com CONTENTS Safety requirements Introduction Delivery set Designation key Technical data Unit design and operating logic Mounting and set-up Connection to power mains Functional diagram Maintenance Fault handling Storage and transportation rules Manufacturer's warranty Acceptance certificate Seller information Mounting certificate Warranty card SAFETY REQUIREMENTS •... - Page 3 • Do not operate the unit outside the • Do not use damaged equipment or cables temperature range stated in the user’s when connecting the unit to power mains. manual. Do not operate the unit in aggressive or explosive environments. •...
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Page 4: Introduction
This user’s manual includes technical description, operation, installation and mounting guidelines, technical data for the heat recovery air handling unit VENTS VUT 600-1000 PW EC, hereinafter referred to as «the unit». The unit is designed to ensure continuous mechanical air exchange in houses, offices, hotels, cafés, 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. -
Page 5: Technical Data
1238 1346 1286 1395 ø 8 UNIT TECHNICAL DATA Model VUT 600 PW EC VUT 1000 PW EC Unit voltage [V /50-60 Hz] 1 ~ 230 Max. fan power [W] Max. fan current [A] 2,26 Number of water heating coils... - Page 6 www.ventilation-system.com PERFORMANCE CHARTS FOR THE WATER HEATER PARAMETERS OF THE UNIT How to use water heater diagrams System Parameters: Air flow = 400 m /h. Outside air temperature =-20 °C. Water temperature (in/out) = 70/50 °C. Supply air temperature. prolong the line of air flow (e.g., 400 m up to the point where it crosses the outside air temperature (blue curve, e.g.
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Page 7: Unit Design And Operating Logic
The unit is equipped with a detachable service panel for repair and maintenance operations and a cover enabling access to the control system components. Unit operating logic based on VUT 600 PW EC unit example Supply Extract... -
Page 8: Mounting And Set-Up
www.ventilation-system.com MOUNTING AND SET-UP MINIMUM DISTANCE FOR ACCESSING THE UNIT While mounting the unit provide enough space for its maintenance or repair work. Model min 20 min B, mm A - distance required for water heater connection. The distance is se- lected depending on the installation min B conditions at the discretion of the in-... - Page 9 WATER HEATER CONNECTION In order to attain maximum power the water heater should be counterflow connected. In case of the direct-flow connection the water heater has lower power but higher frost-resistant properties. Mixing unit diagram (not included in the delivery set) of the water heater is shown in the following figure. Direct ow connection Counter ow connection Water inlet...
- Page 10 www.ventilation-system.com SERVICE SIDES OF THE UNIT The unit is available both in left- and right-handed modifications for easy installation and providing minimum distances for access to the unit. Right-handed modi cation Left-handed modi cation (top view) (top view) Safety precautions: The unit must be mounted to a rigid and stable structure.
- Page 11 OUTDOOR TEMPERATURE SENSOR MOUNTING AND CONNECTION The unit is supplied with an outdoor temperature sensor. The outdoor temperature sensor mounting is as follows: 1. Remove two screws that retain the sensor cover. 2. Take off the sensor cover. 3. Install the sensor on the outer wall. The installation place must not be subjected to direct solar light. 4.
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Page 12: Connection To Power Mains
www.ventilation-system.com CONNECTION TO POWER MAINS DISCONNECT THE POWER SUPPLY PRIOR TO ANY OPERATIONS WITH THE UNIT. CONNECTION OF THE UNIT TO POWER MAINS IS ALLOWED BY A QUALIFIED ELECTRICIAN WITH A WORK PERMIT FOR THE ELECTRIC UNITS UP TO 1000 V AFTER CAREFUL READING OF THE PRESENT USER’S MANUAL. -
Page 13: Functional Diagram
FUNCTIONAL DIAGRAM Outside Indoor SM2 SM1 12 V AC Power supply 230 V AC 24 V AC Digital input (DI) Digital output (DO) Analogue output (AI) Analogue output (AO) RS485 Designation Name Supply air damper. Exhaust air damper. Supply filter. Extract filter. -
Page 14: Maintenance
www.ventilation-system.com MAINTENANCE Maintenance operations of the unit are required 3-4 times per year. Maintenance includes general cleaning of the unit and the following op- erations: Filter maintenance (3-4 times per year). Dirty filters increase air resistance in the system and reduce supply air volume. The filters require cleaning not less than 3-4 times per year. Vacuum cleaning is allowed. - Page 15 Fan inspection (once per year). Even in case of regular maintenance of the filters, some dust may accumulate inside the fans and reduce the fan performance and supply air flow. Clean the filters with a vacuum cleaner, a soft cloth or brush. Do not use water, aggressive solvents or sharp objects as they may damage the impeller.
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Page 16: Fault Handling
www.ventilation-system.com FAULT HANDLING Problem Possible reasons Fault handling Make sure the power supply line is connected correctly, No power supply. otherwise troubleshoot a connection error. The fan(s) do(es) no The motor is jammed, the impeller blades are Turn the unit off. Troubleshoot the motor jam and the start. -
Page 17: Manufacturer's Warranty
MANUFACTURER’S WARRANTY The product is in compliance with EU norms and standards on low voltage guidelines and electromagnetic compatibility. We hereby declare that the product complies with the provisions of Electromagnetic Council Directive 2014/30/EU, Low Voltage Directive 2014/35/EU and CE-marking Directive 93/68/EEC. This certificate is issued following test carried out on samples of the product referred to above. -
Page 18: Acceptance Certificate
www.ventilation-system.com ACCEPTANCE CERTIFICATE Unit Type Heat recovery air handling unit Model VUT ________ PW EC Serial Number Manufacture Date Quality Inspector’s Stamp SELLER INFORMATION Seller Address Phone Number E-mail Purchase Date This is to certify acceptance of the complete unit delivery with the user’s manual. The warranty terms are acknowledged and accepted. - Page 20 V49EN-09...
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