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Summary of Contents for Vents VUT 2000 PW EC
- Page 1 USER’S MANUAL VUT 2000 PW EC VUT 3000 PW EC Heat recovery air handling unit...
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Page 2: Table Of Contents
www.ventilation-system.com CONTENTS Safety requirements Introduction Purpose Delivery set Designation key Technical data Unit design and operating logic Mounting and set-up Connection to power mains Functional diagram Technical maintenance Fault handling Storage and transportation rules Manufacturer's warranty Acceptance certificate Seller information Mounting certificate Warranty card... -
Page 3: Safety Requirements
SAFETY REQUIREMENTS • Read the user’s manual carefully prior to the operation and installation of the heat recovery air handling unit. • Fulfil the user’s manual requirements as well as the provisions of all the applicable local and national construction, electrical and technical norms and standards. - Page 4 www.ventilation-system.com UNIT OPERATION SAFETY PRECAUTIONS Do not touch the unit controls with wet hands. Do not wash the unit with water. Do not carry out the unit maintenance with wet Protect the unit electric parts from water ingress. hands. Use the unit only as intended by the manufacturer.
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Page 5: Introduction
INTRODUCTION The user’s manual consisting of the technical details, operating instructions and technical specification applies to the installation and mounting of the heat recovery air handling unit VENTS VUT 2000-3000 PW EC, hereinafter referred to as «the unit». PURPOSE The unit with a heat exchanger and a water heater is designed to save heat energy by means of heat recovery and is one of the energy saving components used in the buildings and premises. -
Page 6: Technical Data
IP 22 for the assembled unit connected to the air ducts. The unit design is constantly being improved, so some models can slightly differ from those ones described in this manual. OVERALL DIMENSIONS OF THE UNIT, MM Model VUT 2000 PW EC VUT 3000 PW EC Ø D 1265... - Page 7 PERFORMANCE CHARTS FOR THE WATER HEATER PARAMETERS OF THE UNIT 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. How to use water heater diagrams System Parameters: Air flow = 1450 m /h.
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Page 8: 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 (TOP VIEW) bASED ON VUT 2000 PW EC UNIT ExAMPLE Drain pan Bypass damper electric actuator... -
Page 9: Mounting And Set-Up
The distance is selected depending on the installation conditions at the discretion of the installer. С — minimum distance from the service panel to the floor. VUT 2000 PW EC VUT 3000 PW EC 1000 mm 1300 mm min C UNIT MOUNTING The unit must be suspended to the ceiling on the threaded rod that is fixed inside a dowel. - Page 10 www.ventilation-system.com Safety precautions: The unit must be mounted to a rigid and stable structure. The unit must be suspended using threaded rods. Before starting mounting check that the mounting structure has sufficient loading capacity for the unit weight. Otherwise reinforce the mounting location with beams or similar elements. If the threaded rods used for the unit mounting are too short, the unit can generate abnormal noise resulting from resonance with the ceiling.
- Page 11 CONDENSATE DRAINAGE ARRANGEMENT The drain pan is equipped with two drain pipes for condensate removal outside the unit. Connect the drain pipe, the U-trap (not included in the standard delivery set) and the sewage system with metal, plastic or rubber pipes. While laying the hoses provide the slope downwards min.
- Page 12 www.ventilation-system.com DUCT HUMIDITY SENSOR MOUNTING AND CONNECTION The HV1 duct humidity sensor is a special accessory and is purchased separately. Connect the contact socket of the humidity sensor to the contact socket located inside of the heat recovery unit. After that fix the sensor using the clamp and the holder in the air duct upstream of the heat exchanger.
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Page 13: Connection To Power Mains
ARE SHOWN ON THE RATING PLATE. ANY INTERNAL CONNECTION MODIFICATIONS ARE NOT ALLOWED AND RESULT IN WARRANTY LOSS. ExTERNAL WIRING DIAGRAM FOR THE UNIT VUT 2000 PW EC The VUT 2000-3000 PW EC air- handling unit is rated for connection... -
Page 14: Functional Diagram
www.ventilation-system.com FUNCTIONAL DIAGRAM Outside Indoor SM2 SM1 400 V AC Power supply 12 V AC 230 V AC 24 V AC Digital input (DI) Digital output (DO) Analogue input (AI) Analogue output (AO) RS485 Designation Name Supply air damper. Extract air damper. Supply filter. -
Page 15: Technical Maintenance
MAINTENANCE Maintenance operations of the unit are required 3-4 times per year. Maintenance includes general cleaning of the unit and the following operations: 1. 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 16 www.ventilation-system.com 3. 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 17: Fault Handling
FAULT HANDLING FAULTS AND 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. -
Page 18: Manufacturer's Warranty
www.ventilation-system.com MANUFACTURER’S WARRANTY The manufacturer hereby warrants normal operation of the unit over the period of 24 months from the retail sale date provided the user’s observance of the transportation, storage, installation and operation regulations. Should any malfunctions occur during the unit operation due to manufacturer’s fault during the warranty period the user is entitled to elimination of faults by means of warranty repair performed by the manufacturer. -
Page 19: Acceptance Certificate
ACCEPTANCE CERTIFICATE Product type Heat recovery air handling unit Model VUT __________ PW EC Serial number Manufacturing date We hereby declare that the product complies with the essential protection requirements of Electromagnetic Council Directive2004/108/EC, 89/336/EEC and Low Voltage Directive 2006/95/EC, 73/23/EEC and CE-marking Directive 93/68/EEC on the approximation of the laws of the Member States relating to electromagnetic compatibility. -
Page 20: Warranty Card
www.ventilation-system.com WARRANTY CARD Product type Heat recovery air handling unit Model VUT __________ PW EC Serial number Manufacturing date Sales date Warranty period Sales company Seller’s seal ___________________________________________________________________________________________________________ ___________________________________________________________________________________________________________ ___________________________________________________________________________________________________________ ___________________________________________________________________________________________________________ ___________________________________________________________________________________________________________ ___________________________________________________________________________________________________________ ___________________________________________________________________________________________________________ ______________________________________________________________________________________________________... - Page 21 V49-1EN-06...
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