CSA C22.2 NO 286
Industrial control panels and assemblies
|Publication Date:||1 January 2017|
This Standard applies to control panels and assemblies rated at not more than 1500 V, intended to be installed and used in non-hazardous locations in accordance with the rules of theCanadian Electrical Code, Part I.
1) Examples of industrial control panels and assemblies as covered by this Standard may include motor control panels, process control equipment panels, heating panels, programmable control panels, controls for cranes and hoists, heating and cooling control equipment, etc.
2) The term "control" as used throughout this Standard applies to both starters and controllers.
3) Electrical instruments, such as meters, that can be included as part of control equipment are not covered by this Standard.
The industrial control panels covered by this Standard are intended for use in an ambient temperature of 0 to 40 °C. Additional investigation of the equipment will be required when equipment is to be used in ambient temperature outside of this range.
This Standard does not apply to equipment or modifications to equipment covered by other CSA Standards, such as:
a) power supplies;
b) automatic transfer switches;
c) elevator equipment;
d) enclosed switches;
f) line isolation monitors;
g) panelboards and custom panelboards;
h) hazardous location equipment;
i) hydro-massage equipment;
j) power factor correction capacitor banks;
k) fire pump controllers;
l) assemblies of equipment intended solely for the distribution of power; and
m) motor control centre sections.
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 (nonmandatory) to define their application.