2008

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Solar365 National Electric Code

820-Community Antenna Television and Radio Distribution Systems

FPN: Rules that are followed by a reference in brackets contain text that has been extracted from NFPA 90A-2002, Standard for the Installation of Air- Conditioning and Ventilating Systems. Only editorial changes were made to the extracted text to make it consistent with this Code.

I. General

820.1 Scope. This article covers coaxial cable distribution of radio frequency signals typically employed in community antenna television (CATV) systems.

690-Solar Photovoltaic Systems

Notes:

I. General

ARTICLE 690 Solar

Photovoltaic Systems

1. These diagrams are intended to be a means of identification for photovoltaic system components, circuits, and connections.

2. Disconnecting means required by Article 690, Part III, are not shown.

3. System grounding and equipment grounding are not shown. See

Article 690, Part V.

830-Network-Powered Broadband Communications Systems

I. General

signal circuits. The NIU may also contain primary and secondary protectors.

Network-Powered Broadband Communications Circuit. The circuit extending from the communications utility's serving terminal or tap up to and including the NIU.

FPN: A typical single-family network-powered communications circuit consists of a communications drop or communications service cable and an NIU and includes the communications utility's serving terminal

692-Fuel Cell Systems

I. General

692.3 Other Articles. Wherever the requirements of other articles of this Code and Article 692 differ, the requirements of Article 692 shall apply, and, if the system is operated in parallel with a primary source(s) of electricity, the requirements in 705.14, 705.16,
705.32, and 705.143 shall apply.

692.4 Installation.

(A) Fuel Cell System. A fuel cell system shall be permit-

695-Fire Pumps

695.1 Scope.

(A) Individual Sources. Where reliable, and where ca pable of carrying indefinitely the sum of the locked- rotor current of the fire pump motor(s) and the pressure maintenance pump motor(s) and the full-load current of the associated fire pump accessory equipment when connected to this power supply, the power source for an electric motor driven fire pump shall be one or more of the following.

700-Emergency Systems

I. General

700.4 Tests and Maintenance.

(A) Conduct or Witness Test. The authority having juris- diction shall conduct or witness a test of the complete system upon installation and periodically afterward.

(B) Tested Periodically. Systems shall be tested periodically on a schedule acceptable to the authority

701-Legally Required Standby Systems

I. General

701.1 Scope. The provisions of this article apply to the electrical safety of the installation, operation, and maintenance of legally required standby systems consisting of circuits and equipment intended to supply, distribute, and control electricity to required facilities for illumination or power, or both, when the normal electrical supply or system is interrupted.

The systems covered by this article consist only of those that are permanently installed in their entirety, including the power source.

702-Optional Standby Systems

I. General

702.1 Scope. The provisions of this article apply to the installation and operation of optional standby systems.

The systems covered by this article consist of those that are permanently installed in their entirety, including prime movers, and those that are arranged for a connection to a premises wiring system from a portable alternate power supply.

705-Interconnected Electric Power Production Sources

I. General

705.4 Equipment Approval. All equipment shall be ap- proved for the intended use. Utility-interactive inverters for interconnection systems shall be listed and identified for interconnection service.

705.10 Directory. A permanent plaque or directory, denoting all electric power sources on or in the premises, shall be installed at each service equipment location and at locations of all electric power production sources capable of being interconnected.

511-Commercial Garages, Repair and Storage

FPN: Rules that are followed by a reference in brackets contain text that has been extracted from NFPA 30A-
2008, Code for Motor Fuel Dispensing Facilities and Repair Garages. Only editorial changes were made to the extracted text to make it consistent with this Code.

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