深圳市美华安规仪器有限公司
地址: A. 深圳光明新区光明
圳美311号/518107
B. 东莞大岭山镇渭
溪路/523829
热线: 155-0203-6348;
136-1283-4185
电话: 0755-3288-5887
传真: 0755-3288-5887
Q Q: 1-4848-7-5858;
4-9327-8805
邮箱: sm#ag17.wang
okgang#163.com
(#请改@)
官网: www.ag17.wang
论坛: bbs.ag17.wang
C22.2 NO. 21-14 - Cord sets and power-supply cords
Preface
This is the ninth edition of CSA C22.2 No. 21, Cord Sets and Power Supply Cords.
This edition supersedes previous editions published in 1995, 1990, 1984, 1978, 1960, 1954, 1941, and 1935 and is written in SI (metric) units, except the wire gauge sizes.
Scope
1.1
This Standard specifies the requirements for cord sets and power-supply cords employing molded-on or assembled-on fittings, rated 600 V maximum, and intended for use in non-hazardous locations in accordance with the Canadian Electrical Code, Part I, CSA C22.1-12 and General Requirements-Canadian Electrical Code, Part II, CSA C22.2 No. 0-10.
1.2
This Standard also specifies the requirements for molded-on general-use attachment plugs and cord connectors.
1.3
This Standard also specifies the requirements for hospital grade attachment plugs and cord connectors.
1.4
This Standard also specifies the requirements for cord restraint devices.
1.5
This Standard does not cover cord sets or power supply cords used in Electric Vehicle (EV) charging applications. Those type of cords are covered in C22.2 No. 280 standard.
1.6
This Standard contains the following annexes:
a) Annex A - Component standards reference list;
b) Annex B - Illustrative definitions;
c) Annex C - Canadian marking translations;
d) Annex D - Cord reels and power bars;
e) Annex E - Seasonal use cord sets; and
f) Annex F - Manufacturing and production tests.
1.7
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.
仪器商城:www.17-18.cn
安规仪器网/美华安规仪器---追崇原创、重视知识产权和尊重劳动成果,也是行业发展主旨,禁止盗链、采集、复制及转载等非法行为,一经发现保留追责权力。有关标准和技术探讨,请联络邮箱:1484875858#qq.com(#改为@),QQ1484875858