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Summary of Contents for Vents VCU series
- Page 1 USER’S MANUAL VCU/VCUN Series CENTRIFUGAL FAN IN SCROLL CASING V16EN-07.indd 1 03.11.2015 14:24:55...
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Page 2: Table Of Contents
CONTENTS Introduction Delivery set Designation key Technical data Safety requirements Design and operating logic Mounting and set-up Connection to power mains Maintenance Troubleshooting Storage and transportation rules Manufacturer’s warranty Acceptance certificate Connection certificate Warranty card V16EN-07.indd 2 03.11.2015 14:24:55... -
Page 3: Introduction
VCU/VCUN INTRODUCTION This user’s manual includes technical description, operation, installation and mounting guidelines, technical data for VCU centrifugal fan in metal spiral casing with an integrated motor and the impeller diameter from 140 up to 250 mm as well as VCUN centrifugal fan in a metal spiral casing with an external motor and the impeller diameter from 140 up to 500 mm, hereinafter the fan. -
Page 4: Technical Data
TECHNICAL DATA The fan is designed for indoor application with the ambient temperature ranging from 0°C up to +45°C and relative humidity up to 80%. The fan design is regularly improved, so some models may slightly differ from those ones described in this manual. Ingress Protection (IP) rating from solid objects and liquids is IP X4 for the VCU models and IP54 for the VCUN fans. - Page 5 VCU/VCUN VCUN VCUN VCUN VCUN 0.75 kW 0.37 kW 0.25 kW 0.55 kW Air capacity [m Air capacity [m VCUN VCUN VCUN VCUN 1.1 kW Do not operate in this 1.1 kW operating area Do not operate in this operating area 0.55 kW 0.55 kW Air capacity [m...
- Page 6 1.5 kW Air capacity [m Air capacity [m VCUN VCUN VCUN 5.5 kW 2.2 kW Do not operate in this operating area 1.5 kW Air capacity [m Air capacity [m VCUN VCUN VCUN VCUN 4.0 kW Do not operate in this 4.0 kW operating area 2.2 kW...
- Page 7 operating area Do not operate in this operating area VCU/VCUN Air capacity [m Air capacity [m Air capacity [m Air capacity [m VCUN VCUN VCUN VCUN VCUN VCUN 11.0 kW 7.5 kW 11.0 kW Do not operate in this operating area 4.0 kW Do not operate in this Do not operate in this...
- Page 8 Table 2 Dimensions [mm] Weight Fan type [kg] d1 B VCUN 140х74-0,25-4 10 242 323 125 92 144 309 125 95 124 220 234 18 253 80 VCUN 140х74-0,37-2 10 242 323 125 92 144 309 125 95 124 220 234 18 253 80 VCUN 160х74-0,55-4 10 277 373 134 106 173 356 134 104 141 220 260 17 252 90 12,7...
- Page 9 VCU/VCUN Table 4 Dimensions [mm] Weight Fan type [kg] ØD Ød VCU 2Е 140х60 VCU 2Е 160х62 VCU 2Е 160х90 VCU 4Е 180х92 VCU 4Е 200х80 VCU 4Е 200х102 VCU 4Е 225х102 11,9 VCU 4Е 250х102 16,3 VCU 4Е 250х140 16,3 Possible VCU casing rotation options (view on intake side)
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Page 10: Safety Requirements
SAFETY REQUIREMENTS Installation and operation of the fan shall be performed in accordance with the present user’s manual as well as the provisions of all the applicable local and national construction, electrical and technical codes and standards. Mounting and electric connection of the fan are allowed only by duly qualified electricians in compliance with valid rated norms. The fan must be grounded! Check the fan for any visible damages of impeller and casing prior to connecting the fan to power mains. -
Page 11: Mounting And Set-Up
VCU/VCUN MOUNTING AND SET-UP After the fan unpacking, prior to the mounting: read carefully the user’s manual and the mounting, start-up, operating and servicing guidelines. Check the fan for any transport damages. Fulfil the safety requirements during the fan set-up and operation. Mounting of the fan as follows: make sure that the fan is disconnected from power mains, fig. -
Page 12: Connection To Power Mains
Fig. 6. VCU fan mounting sequence CONNECTION TO POWER MAINS THE FAN MUST BE CONNECTED TO POWER MAINS BY A QUALIFIED ELECTRICIAN AFTER CAREFUL READING OF THE USER’S MANUAL. THE FAN IS RATED FOR CONNECTION TO ALTERNATING CURRENT POWER SUPPLY WITH VOLTAGE COMPLIANT TO THE TECHNICAL DATA TABLE. - Page 13 VCU/VCUN Table 5 Fan model Min. conductor cross section, mm VCU, all fan models VCUN 140 .. VCUN 180 VCUN 200 .. VCUN 400 VCUN 450 .. VCUN 500 Connection of VCUN fan is as follows, fig. 7: Make sure that power cable is disconnected to power mains, fig. 7.1; Remove the lid of the terminal box located on the motor casing, fig.
- Page 14 Connection of VCU fan is as follows, fig. 8: make sure that power cable is disconnected to power mains, fig. 8.1. remove the lid of the terminal box located on the motor casing, fig. 8.2. route the power cable wires through the cable gland on the terminal box, then strip the wires for 7-8 mm, fig. 8.3. connect the cables to the terminal box in compliance with the wiring diagram and considering the terminal marking.
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Page 15: Maintenance
VCU/VCUN with a thermal contact ~230V ~230V 50Hz 50Hz QF - automatic circuit breaker (not included into the delivery set); X1 - terminal block with a magnetic starter VCUN and a thermal contact ~400V 50Hz ~230V 50Hz “ ” “ ”... - Page 16 VCUN Fig. 10. Fan maintenance Maintenance instructions: Perform regular maintenance of the fan to ensure its reliable, safe and efficient operation. General maintenance includes: daily maintenance; maintenance after each 1000 operation hours; current repair operations after each 10 000 operating hours; overhaul repairs after 20 000 operating hours.
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Page 17: Troubleshooting
VCU/VCUN TROUBLESHOOTING Table 6 Troubles and troubleshooting Problem Possible reasons Fault handling Make sure of correct power supply, otherwise No power supply. troubleshoot a connection error. The fan does not start Turn the fan off. Troubleshoot the motor Motor jam. jamming. -
Page 18: Acceptance Certificate
ACCEPTANCE CERTIFICATE The centrifugal fan VCU/VCUN_______________________is recognized as serviceable. We hereby declare that the following product complies with the essential protection requirements of Electromagnetic Council Directive 2004/108/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 19 VCU/VCUN V16EN-07.indd 19 03.11.2015 14:25:11...
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