Table of Contents
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SERIES - SERIE - SERIEN - SÉRIE - SERIE
AT-AS-ASH-RSH-ADH-ADH-E-RDH-RDH-E
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Fans in accordance with ATEX directive - Declaration of conformity at the end of this manual
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Ventilatori conformi alla direttiva ATEX - Dichiarazione di conformità in fondo a questo manuale
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Ventilatoren gemäß der ATEX-Richtlinie - Konformitätserklärung am Ende dieses Anleitungen
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Ventilateurs conformes à la directive ATEX - Déclaration de conformité à la fin de ce manuel
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Ventiladores conforme a la directiva ATEX - Declaración de conformidad al final de este manual
Regal Beloit Italy S.p.A.
Stabilimento, uffici amministrativi e commerciali:
CENTRIFUGAL FANS
VENTILATORI CENTRIFUGHI
RADIAL-VENTILATOREN
VENTILATEURS CENTRIFUGES
VENTILADORES CENTRÍFUGOS
INSTALLATION AND MAINTENANCE MANUAL
MANUALE USO E MANUTENZIONE
GEBRAUCHS- UND WARTUNGSANLEITUNGEN
MANUEL D'UTILISATION ET MAINTENANCE
MANUAL DE USO Y MANTENIMIENTO
Sede Legale: Viale Luigi Majno 26 - 20129 Milano - Italia
Società Soggetta a Direzione e Coordinamento di Regal Beloit Co. (USA)
24040 Ciserano Loc. Zingonia (BG) - Via Modena, 18 - Tel. 035-873111 - Fax 035-884319
COD. 985719/12 - 10-2020
e-mail: info@nicotra-gebhardt.com
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Table of Contents
Related Manuals for Nicotra Gebhardt RDH Series
Summarization of Contents
1. GENERAL INFORMATION
1.1 ATEX VERSIONS
Provides specific information for fans intended for use in potentially explosive atmospheres, adhering to ATEX directive.
2. RECEIVING AND INSPECTING THE PRODUCT
2.1 DATA ON THE RATING PLATE
Details on the information found on the fan's rating plate, including product description, codes, and technical specifications.
2.2 WEIGHTS OF THE PRODUCT
Lists approximate weights of standard fans, excluding packaging, presented in a table format.
2.3 HANDLING AND LIFTING THE FAN
Provides instructions and warnings for safe handling and lifting of fans to prevent damage or injury.
2.4 STORAGE
Outlines the conditions and guidelines for storing fans to maintain their integrity and performance.
3. FUNCTION AND DESIGN OF THE FAN
3.1 OPERATING CONDITIONS
Describes the standard operating conditions for fans and advises contacting technical department for special applications.
3.2 OPERATING LIMITS
Details the maximum power, speed, and temperature limits for fans, crucial for safe and efficient operation.
3.3 BALANCING
Explains the static and dynamic balancing of fan impellers according to ISO 1940 standards.
3.4 BEARINGS
Information on the types of bearings used, their selection criteria, and expected life (L10h).
3.5 SHAFTS
Describes the selection of shaft diameters to ensure critical speed is higher than maximum permissible speed.
4. INSTALLATION
4.1 FIXING THE FAN
Provides essential points for correctly fixing the fan to a base or frame, emphasizing vibration avoidance.
4.2 INSTALLING THE DRIVE SYSTEM
Guides on the proper installation of drive systems, including pulley selection, belt tension, and alignment.
5. MAINTENANCE
5.1 ORDINARY MAINTENANCE
Outlines general maintenance procedures to ensure smooth fan operation, including checks for noise, vibration, and corrosion.
5.2 REPLACING INSTRUCTIONS FOR BEARINGS
Step-by-step instructions for dismantling and mounting various types of bearings, including those with eccentric collars.
Declaration of conformity (Original)
EC-Declaration of Incorporation (Original)
Manufacturer's declaration stating the fan complies with ATEX and Machinery Directives, qualifying it as a partly-completed machine.
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