W-C-596 Connector, Electrical, Power, General Specification ForThis specification covers electrical plugs, receptacles, and cable outlets for service from 120 to 600 volts with current ratings up to 60 amperes and a frequency rating of 50/60 hertz. It does not cover devices for use in hazardous locations as defined in the National Electrical Code. Special plugs, receptacles, and cable connectors for 400 Hz and dc applications are also included. Connectors are to be used with copper or copperclad aluminum wire only.

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W-C-596H/GEN

2.2 Other publications. The following documents form a part of this specification to the extent specified herein. Unless a specific issue is identified, the issue in effect on date of invitation for bids or request for proposal will apply.

UNDERWRITER'S LABORATORIES, INC. (UL)

UL 498 -Standard for Attachment Plugs and Receptacles

UL 943 -Standard for Ground-Fault Circuit-Interrupters

(Copies of these documents are available online at https://www.ul.com or from the Underwriters

Laboratories Inc., Publication Stock, 333 Pfingsten Road. Northbrook, IL 60062-2096.) NATIONAL ELECTRICAL MANUFACTURER'S ASSOCIATION (NEMA)

NEMA WD 6 - Wiring Devices - Dimensional Requirements

(Copies of these documents are available online at https://www.nema.org or from the National Electrical

Manufacturer's Association, 1300 North 17th Street, Suite 1847, Rosslyn VA 22209.)

3. REQUIREMENTS.

3.1 Specification sheets. The individual item requirements will be as specified herein and in accordance with the applicable specification sheets.

3.2 Fire and casualty hazards.

3.2.1 UL or CSA verified connectors. Each contractor shall submit to the contracting agency proof that the connectors supplied under this specification conform to the requirements of UL 498 and applicable bulletins and, where relevant, of UL 943 and applicable bulletins. The U.S. listing mark of Underwriters Laboratories, Inc. (UL) or the U.S. certification mark of Canadian Standards Association (CSA/NRTL),

may be accepted as evidence that the connectors conform to UL 498 requirements for general grade connectors and to additional UL 943 requirements for general grade connectors incorporating ground- fault circuit interrupter protection for personnel. The above listing mark and the green dot of UL 498 may be accepted as evidence that the connectors conform to UL 498 requirements for hospital grade connectors.

3.2.2 Non-UL or NON-CSA verified connectors. In lieu of the listing mark or listing mark and hospital grade green dot of UL 498, the contractor shall submit independent proof, satisfactory to the contracting agency, that the connectors conform to the applicable requirements, including methods of tests, of the published standards of UL 498 and, where applicable, UL 943.

3.2.3 Additional requirements. In addition to compliance with 3.2.1 and 3.2.2, the connectors shall comply with the additional requirements specified herein.

3.3 Qualification. The connectors furnished under this specification shall be a product which is qualified for listing on the applicable qualified products list.

3.4 Materials. Materials shall be as specified in UL 498. All current carrying parts of the connectors shall be made of copper or copper alloy. The terminal screws and pressure plates may be of other materials. The grounding contact is considered current carrying, however, the remaining portion of the grounding circuit may be of other metal.