Preface
This is the fifth edition of C22.2 No. 22, Electrical equipment for flammable and combustible fuel dispensers issued by CSA Group under the Canadian Electrical Code, Part II. It supersedes the previous editions published in 1986, 1983, 1963, and 1935.
Changes to this edition include:
a) replace the Division classification with Zone classification and referencing the appropriate Zone standards;
b) reference the CE Code, Part I for area classification information instead of repeating the CE Code, Part I in this standard; and
c) reorganization per current editorial practice.
This Standard has been developed in compliance with Standards Council of Canada requirements for National Standards of Canada. It has been published as a National Standard of Canada by CSA Group.
Scope
1.1
This Standard applies to the electrical features of power-operated dispensers for petroleum-based fluids (Group IIA fluids), including propane and lighter-than-air fuel such as natural gas, used as fuel in internal combustion engines, where such devices are operated at 750 V and less, in accordance with the Canadian Electrical Code, Part I (CE Code, Part I), and are intended to dispense the fuel directly into the fuel storage tank for the engine.
1.2
In this Standard, 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; and may is used to express an option or that which is permissible within the limits of the Standard.
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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