CONTENTS Purpose ........................................ 4 Delivery set ......................................4 Designation key ....................................4 Technical data ....................................5 Design and operating principle ............................9 Mounting and set-up .................................. 10 Connection to power mains ..............................11 Commissioning ....................................12 Technical maintenance ................................12 Troubleshooting .....................................
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Do not use the unit in a hazardous or explosive environment containing spirits, gasoline, insecticides, etc. Do not close or block the intake or extract vents in order to ensure the efficient air flow. Do not sit on the unit and do not put objects on it.
PURPOSE 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 UNAUTHORISED ACCESS BY UNATTENDED CHILDREN.
TECHNICAL DATA The fan is designed for exhaust ventilation of rooms with air temperature from -25 °C to +120 °C. The unit is rated as a Class I electrical appliance. The unit design is constantly being improved. thus some models may be different from those described in this manual. Ingress protection rating of the motor against access to hazardous parts and water ingress is IPX4.
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Dimensions [mm] Weight Model [kg] VSK 315 2D VSK 315 2E 40.2 VSK 315 4D 37.2 VSK 315 4E 37.2 VSK 355 4D 48.1 VSK 355 4E 47.4 VSK 400 4D 58.1 VSK 400 4E 60.3 VSK 450 4D 73.3 VSK 450 4E 71.8...
DESIGN AND OPERATING PRINCIPLE The fan casing is made of an aluminium frame fastened with aluminium corners and removable heat- and sound-insulated double-layer panels made of aluzinc. Thanks to its corrosion-resistant aluzinc casing and heat-insulation material, the fan is suitable for outdoor installation. The VSK fan is equipped with an asynchronous motor with an external rotor and a centrifugal impeller with backward curved blades.
MOUNTING AND SET-UP BEFORE MOUNTING MAKE SURE THE CASING DOES NOT CONTAIN ANY FOREIGN OBJECTS (E.G. FOIL, PAPER). WHILE INSTALLING THE UNIT ENSURE CONVENIENT ACCESS FOR SUBSEQUENT MAINTENANCE AND REPAIR. Before installing the fan, make sure that there is no visible damage to the impeller and check the integrity of the insulation of the power supply wires.
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.
COMMISSIONING THE ORGANISATION RESPONSIBLE FOR THE COMMISSIONING SHALL BE RESPONSIBLE FOR PROPER MOTOR PHASING AND STARTING PATTERN SELECTION. DURING STARTING THE IN-RUSH CURRENTS OF THE FAN MAY SEVERAL TIMES EXCEED THE RATED VALUES. SEE “ASYNCHRONOUS ELECTRIC MOTOR STARTING METHODS” IN THE “CONNECTION TO POWER MAINS”...
TROUBLESHOOTING PROBLEM POSSIBLE REASONS TROUBLESHOOTING Make sure the power supply line is connected correctly, otherwise Fan does not run. No power supply. troubleshoot the connection error. The ventilation system is Low air flow. Make sure the air ducts are clean. Clean them if necessary. soiled or damaged.
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 Compatibility (EMC) Directive 2014/30/EU of the European Parliament and of the Council, Low Voltage Directive (LVD) 2014/35/EU of the European Parliament and of the Council and CE-marking Council Directive 93/68/EEC.
CERTIFICATE OF ACCEPTANCE Unit Type Sound-insulated kitchen fan Model 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.