CAN/CSA C22.2 NO. 247-14

 

کتابخانه الکترونیکی دیتا ساینس

شناسه: CAN/CSA C22.2 NO. 247-14 

عنوان: Operators and systems of doors, gates, draperies and louvres

لینک: https://shop.csa.ca/en/canada/appliances/c222-no-247-14/invt/27008452014

قیمت: 3,200 تومان

This is the second edition of CSA C22.2 No. 247, Operators and systems of doors, gates, draperies, and louvres. It supersedes the first edition published in 1992. It is one of a series of Standards issued by the CSA Group under Part II of the Canadian Electrical Code.

The changes to this edition include

a) new requirements for permanent wiring;

b) mechanical switch or relay used in an entrapment protection circuit moved from the residential garage door and door operator systems section to a general section; and

c) clarification of sensitivity test apparatus, including update to Figure 9.

For general information about the Standards of the Canadian Electrical Code, Part II, see the preface of the latest edition of CAN/CSA-C22.2 No. 0, General Requirements – Canadian Electrical Code, Part II.

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