15810 Fans.pdf

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082080 2009 by FEI

SECTION 15810

FANS

PART 1 - GENERAL

1.1 WORK INCLUDED

A. Extent of fans and accessories work is indicated by drawings and schedules and by requirements of this section.

B. Types of fans and accessories required for this Project include the following:

1. Fans

a. Recirculation Fan

C. Refer to other Division 15 Sections for HVAC ductwork connected to fan controls not factory-installed, and testing, adjusting and balancing.

D. Refer to Division 16 Sections for the following work:

1. Fans: Power supply wiring from power source to power plug outlet near unit. Include required electrical devices, except where specified as furnished or factory-installed by manufacturer.

E. Provide the following electrical work as work of this section, complying with requirements of

Division 16 Sections:

1. Fans: Control and interlock wiring between operating controls, indicating devices, and unit temperature control panels.

1.2 QUALITY ASSURANCE

A. Manufacturer's Qualifications: Firms regularly engaged in manufacture of fans of types and capacities required, whose products have been in satisfactory use in similar service for not less than five (5) years.

B. Codes and Standards:

1. AMCA Compliance: Test and rate fans in accordance with AMCA Standards. Fans shall bear AMCA 300 certified rating seal.

2. UL and NEMA Compliance: Provide electrical components required as part of fans which have been listed and labeled by UL and comply with NEMA Standards.

3. NEC Compliance: Comply with National Electrical Code (NFPA 70) as applicable to installation and electrical connections of ancillary electrical components of fans.

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1.3 SUBMITTALS

A. Product Data: Submit manufacturer's technical product data, including rated capacities of selected model clearly indicated, weights, furnished specialties and accessories; and installation and start-up instructions.

B. Shop Drawings: Submit manufacturer's assembly-type shop drawings indicating dimensions, weight loadings, required clearances, and methods of assembly of components.

C. Maintenance Data: Submit maintenance data and parts list for each fan, control, and accessory;

including "trouble-shooting" maintenance guide. Include this data and product data in maintenance manual; in accordance with requirements of Division 15 Section 15000.

1.4 DELIVERY, STORAGE AND HANDLING

A. Handle fans and components carefully to prevent damage, breaking, denting and scoring. Do not install damaged units or components; replace with new.

B. Store fans and components in clean, dry place. Protect from weather, dirt, fumes, water, construction debris and physical damage.

C. Comply with Manufacturer's rigging and installation instructions for unloading fans and moving units to final location for installation.

PART 2 - PRODUCTS

2.1 ACCEPTABLE MANUFACTURERS

A. Manufacturer: Subject to compliance with requirements, provide fans of one (1) of the following:

1. Recirculation Fans:

a. Airius

b. Approved Equal

2.2 RECIRCULATION FANS

A. Provide recirculation fans, designed for ceiling-mounting, of type, size and capacity as scheduled.

1. Code Approved: The fan will conform to UL Standard 507 for Safety of Electric Fans.

2. Type: The fan shall be designed to deliver a columnar laminar flow of air induced by the stator and nozzle design from a ceiling of designated height to floor in commercial and industrial applications. The unit’s outer housing shall be constructed of polycarbonate/ABS blend, rated 5VA for flame resistance. The motor shall be enclosed by the housing, mounted under a grille-guard and positioned above a stator. The fan blades will be manufactured of steel and welded to a steel hub or manufactured of PBT-4115 and molded in one piece with the hub.

3. Motor: Provide permanent split-capacitor motor, permanently lubricated with sealed ball bearings, with grounded cord and plug.

4. Electrical: Provide a receptacle for motor plug-in.

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PART 3 - EXECUTION

3.1 EXAMINATION

A. Examine areas and conditions under which fans and accessories are to be installed. Do not proceed with work until unsatisfactory conditions have been corrected in a manner acceptable to

Installer.

3.2 INSTALLATION OF FANS AND ENERGY RECOVERY VENTILATORS

A. General: Install fans where indicated, in accordance with equipment manufacturer's published installation instructions and with recognized industry practices, to ensure that units comply with requirements and serve intended purposes.

B. Coordination: Coordinate with other work, including ductwork, floor construction, roof decking and piping, as necessary to interface installation of fans with other work.

C. Access: Provide access space around fans for service as indicated, but in no case less than that recommended by manufacturer.

D. Mounting: Mount fans in accordance with drawing details.

E. Electrical Wiring: Install electrical devices furnished by manufacturer but not specified to be factory-mounted. Furnish copy of manufacturer's wiring diagram submittal to Electrical Installer.

1. Verify that electrical wiring installation is in accordance with manufacturer's submittal and installation requirements of Division 16 Sections. Do not proceed with equipment start-up until wiring installation is acceptable to equipment installer.

3.3 FIELD QUALITY CONTROL

A. Testing: Upon completion of installation of fans, start-up and operate equipment to demonstrate capability and compliance with requirements. Field correct malfunctioning units, then retest to demonstrate compliance.

END OF SECTION