This is the first edition of CSA C22.2 No. 250.7, Extra-low-voltage landscape lighting systems. This Standard is one of a series of Standards issued under the Canadian Electrical Code, Part II. This Standard replaces the extra-low-voltage landscape lighting system requirements of TIL B-58B, Landscape Lighting Systems.
This Standard applies to extra-low-voltage landscape lighting systems and associated components that are intended for cord-connected, direct plug-in, or permanent connection to a branch circuit of not more than 150 volts-to-ground in accordance with the Canadian Electrical Code, Part I.
This Standard only covers extra-low-voltage landscape lighting systems where the maximum output circuit is 300 VA or 25 A, whichever is less, from each of the secondary circuits operating at not more than 30 V rms or 42.4 V peak.
Extra-low-voltage landscape lighting systems covered by this Standard are intended for gardens, walkways, patio areas, or similar outdoor locations, and for specific indoor locations such as atriums and shopping malls in accordance with the marking on the product.
This Standard applies to the following associated components:
(a) the isolating-type power supply
(b) one or more luminaire assemblies of the incandescent, fluorescent, LED, or HID type
(c) flexible cable and associated connectors intended for use in the secondary circuit
The values given in SI (metric) units are the standard. Where values are given in parentheses, they are for information only.
In CSA Standards, shall is used to express a requirement, i.e., a provision that the user is obliged to satisfy in order to comply with the standard; should is used to express a recommendation or that which is advised but not required; may is used to express an option or that which is permissible within the limits of the standard; and can is used to express possibility or capability.
Notes accompanying clauses do not include requirements or alternative requirements; the purpose of a note accompanying a clause is to separate from the text explanatory or informative material.
Notes to tables and figures are considered part of the table or figure and may be written as requirements.
Annexes are designated normative (mandatory) or informative (non-mandatory) to define their application.
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