Reference Standards and Certifications
The definition of fans, their direction of rotation, the conventional designation of the positions of the discharge port of a centrifugal fan and the design specifications and the positions of the motor with respect to the fan are defined according to the standard ISO 13349:2009.
This standard includes definitions for:
INSTALLATION CATEGORY A:
INSTALLATION CATEGORY B:
INSTALLATION CATEGORY C:
INSTALLATION CATEGORY D:
ITIFEX standard fans are suitable for a category D configuration; when purchasing a category D fan, the customer is responsible for connecting the inlet and outlet ducts and/or machinery. These connections must comply with what is specified in the UNI EN ISO 1299-2009 standard section 7.1.
Any use of the fan in a different configuration must be specified when ordering. ITIFEX is able to supply the various and appropriate accessories for other configurations.
ITIFEX standard fans comply with the Machinery Directive 2006/42/EC, and are defined as “partly completed machinery” (Art. 2 section g) and comply with Art. 13. Each complete fan is accompanied by a declaration of incorporation.
With reference to the safety requirements for mechanical guards, ITIFEX fans comply with the standard UNI EN ISO 12499-2009.
The efficiency of the fans complies with the objectives of EU regulation no. 327/2011, as required by directive 2009/125/EC.
All ITIFEX impellers are statically and dynamically balanced in compliance with the regulation ISO1940/1:1993 “Balance tolerances for rigid rotors”.
- ANTI-SPARK FAN and/or ANTI-IGNITION FAN compliant with the UNI ISO 13349:2009 standard, classified as a type-C anti-ignition fan.
- ATEX FANS compliant with directive 94/9/EC designed according to EN 14986:2007 standard (design of fans for potentially explosive atmospheres compliant with UNI EN 1127-1:2008 standards; explosion prevention and protection against explosion; UNI EN 13463 -1:2009 and EN 13463-5:2003 Non-electrical equipment for potentially explosive atmospheres; as regards guards to UNI EN ISO 12499:2009 Mechanical safety of fans.

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