SECTION 16421 SURGE PROTECTIVE DEVICES

This spec was part of the Des Plaines, IL River WRF project that bid Feb 26, 2015.


SECTION 16421

SURGE PROTECTIVE DEVICES



PART 1 GENERAL

1.1 RELATED REQUIREMENTS

A. Applicable requirements of Division 0 and Division 1 shall apply to all work of this Section.

1.2 DESCRIPTION

A. Furnish and install Category C surge protective devices (SPDs) as shown on the drawings and herein specified.  Unit shall have a 160KA surge handling capacity, minimum.

1.3 QUALITY ASSURANCE

A. Each SPD shall be listed under UL 1449 Third Edition, labeled and tested to ANSI/IEEE Standards C62.41-1996.

B. Each unit shall be designed and manufactured by a qualified manufacturer of power conditioning equipment. The qualified manufacturer must have been engaged in the design and manufacturer of such products for a minimum of five years.

1.4 SUBMITTALS

A. Product data required.

B. Submittal shall include confirmation of ALL ratings specified.


PART 2 PRODUCTS

2.1 ACCEPTABLE MANUFACTURERS

A. MCG

B. Engineer – approved equal.

2.2 ENVIRONMENTAL REQUIREMENTS

A. Storage temperature range shall be -40?C to 85?C.

B. Operating temperature range shall be -40?C to 70?C.

2.3 DOCUMENTATION

A. Manufacturer shall furnish an installation manual with installation, start up and operating instructions for the specified system.

B. Electrical and mechanical drawings shall be provided by the manufacturer which show unit dimensions, weights, component and connection locations, mounting provisions, connection details and wiring diagram.

C. Documentation of specified system's UL 1449 listing and clamping voltage ratings shall be included as required product data submittal information.

2.4 WARRANTY

A. Manufacturer shall provide a full ten year warranty against any part failure when installed in compliance with manufacturer's written instructions, UL listing requirements and any applicable national or local electrical codes. Replaceable modules shall have a lifetime warranty from the Manufacturer.

2.5 EQUIPMENT

A. Unit shall include special low impedance interface cable.

B. LED indicators shall be provided on the front cover to redundantly indicate unit module status. The system shall reliably indicate that one or more surge current diversion modules has failed and that service is needed to restore full operation.  Additionally, a Form C (one N.O. and one N.C.) summary alarm contact rated for at least 120 VAC and 1 ampere shall be provided for remote annunciation of unit status. The summary alarm contact shall change state if any one or more of the surge current diversion modules has failed.

C. Specified system shall be equipped with an audible alarm which shall be activated when any one or more of the surge current diversion modules has failed.

D. A TVSS counter shall be included to totalize transient voltage surges.

E. Unit shall include noise filtering.

F. Unit shall protect L-G, L-N, L-L, and N-G.


PART 3 EXECUTION

3.1 INSTALLATION

A. Install all surge suppressors where shown on drawings in accordance with manufacturer's recommendations.



END OF SECTION