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Summary of Contents for Schako NOVENCO ZERAX AZN ATEX
- Page 1 Pure competence in air. NOVENCO® ZERAX® AXIAL FANS AZN-AZW ATEX AND AZW EX INSTALLATION AND MAINTENANCE 924714-0 ENGLISH ORIGINAL VERSION...
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Page 2: Installation And Maintenance
924714-0 Novenco® ZerAx® axial flow fan types AZN-AZW ATEX and AZW EX Installation and maintenance 1. Application 2. Handling ATEX fans are category 2G/D equipment. EX fans are non-sparking 2. Handling 2.1 Marking fans. 2.1 Marking The ATEX and EX fans are designed for The fans are produced in accordance 2.2 Weight operation under predetermined... -
Page 3: Installation
Further transport of the fan is done with grounding the fan during the rotor placed downwards or with the installation. For instance by fan casing in a vertical position using a assembly on non-conducting Field value Meaning strap around the casing. vibration dampers and European Conformity foundations. -
Page 4: Duct Connection
To prevent spreading of vibrations to the below. Built into duct surroundings, anti-vibration mountings may be inserted between fan and Fan size, support, and flexible connections can be ØD, [mm] Optimal Reduced fitted in the ducts before and after the >... -
Page 5: Start Of Operation
arrow placed on the outside of the fan. The motor torque can vary within the Calculation of start-up time For ATEX fans the following minimum below limits and affect the start-up time. 0.24 n airflow rates must be ensured to keep the -15% to +25% of catalogue ---------------------------------------------------------------- - ATEX temperature rating. -
Page 6: Maintenance
5.3 Start-up procedure 6.3 Vibration levels 6.7 Dismounting of motor Refer to the motor manual for specific After every 1000 hours of operation the information and procedures. vibration level must be checked. It must Important: Switch off the power and be less than 7.1 mm/s for motors up to disconnect the motor 37 kW, and 4.5 mm/s for motors over... -
Page 7: Troubleshooting
Noise and vibrations Mounting motor 1 Mount the motor (pos. 8) and make • Bearings in electric motor defective sure the motor shaft is concentrically • Rotor out of balance placed in the fan casing. • Rotor worn/damaged 2 Insert and tighten the nuts and bolts •... - Page 8 Novenco Building & Industry A/S Oeverup Erhvervsvej 50-52 Tel. +45 70 77 88 99 4700 Naestved www.novenco-building.com Denmark 10. Patents and trademarks inspected and tested. ® Novenco 12. Warranty registered trademarks of Novenco Marine & Offshore A/S. Novenco Building & Industry A/S ®...
- Page 9 Novenco Building & Industry A/S Oeverup Erhvervsvej 50-52 Tel. +45 70 77 88 99 4700 Naestved www.novenco-building.com Denmark 14. EU Declaration of conformity This declaration is valid for installations and products that comply with the for AZN-AZW ATEX instructions in this guide or that Novenco Building &...
- Page 10 Novenco Building & Industry A/S Oeverup Erhvervsvej 50-52 Tel. +45 70 77 88 99 4700 Naestved www.novenco-building.com Denmark 15. EU Declaration of conformity • EN ISO 80079-36:2016 • EN ISO 80079-37:2016 for AZW EX Relevant parts of the following non-EU Novenco Building &...
- Page 11 Pure competence in air. WWW.NOVENCO-BUILDING.COM...
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