Standard for Safety for Photovoltaic Hazard Control

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Underwriters Laboratories Inc. (UL)
Standards Development Organisation:
Working Program:
Designation Number:
ANSI/CAN/UL 3741
Status:
Proceeding to development - Duplication Resolved
SDO Comment Period Start Date:
SDO Comment Period End Date:
Posted On:

Scope:

Scope

This covers specific, defined abnormal conditions and fault tolerance related to anticipated firefighter operations that exceed the criteria of existing safety standards. Evaluation of equipment and systems for providing a reduced level of shock hazard for conductors exiting the array boundary as well as inadvertent firefighter contact with array equipment and components within the array boundary, sometimes referred to as PV rapid shutdown systems.   These requirements cover photovoltaic arrays intended for installation on or integral with buildings. They also cover components intended to provide electrical connection to and mounting facilities for photovoltaic modules. It includes functional safety requirements that address systematic failures and random failures of solid-state electronics.

Project need:

Project Need
To develop a Joint Canada-United States National Standard for Photovoltaic Hazard Control.

Note: The information provided above was obtained by the Standards Council of Canada (SCC) and is provided as part of a centralized, transparent notification system for new standards development. The system allows SCC-accredited Standards Development Organizations (SDOs), and members of the public, to be informed of new work in Canadian standards development, and allows SCC-accredited SDOs to identify and resolve potential duplication of standards and effort.

Individual SDOs are responsible for the content and accuracy of the information presented here. The text is presented in the language in which it was provided to SCC.