BS EN 61439-2:2011

Low-voltage switchgear and controlgear assemblies. Power switchgear and controlgear assemblies

The new 2012 edition of BS 61439-2 is the latest publication resulting from the continuing major restructure and renumbering of the BS EN 60439 / BS EN 61439 series, and supersedes the 2011 edition.

Part 2 contains specific requirements for power switchgear and controlgear assemblies.

BS EN 61439-2:2011 is relevant to all engineers who have responsibility for the design, installation, test, or certification of power distribution equipment within buildings. This can be as part of machinery, or within ships or railway vehicles.

What's changed?

The major changes for the 2011 edition:

• A clarified scope provides examples of the types of equipment falling within the scope of this standard, including special service conditions such as ships and railway equipment.
• The requirements have been revised for both withdrawable and removable parts, as well as the mechanical impact test
  The list of allowable loading factors (as used in testing has been improved and extended)
• The listing of items subject to agreement between the assembly manufacturer and the user has been revised

We offer customers a wide range of delivery options & costs ... including our quickest service - Next Day by 10:30 (M-F only, subject to location and stock availability).

• Simply choose your preferred service when checking out
• We show our current stock levels on each product page and in the basket
• Orders received after 3:45pm will be processed on the next working day.
• Orders received after 3:45pm on Fridays or over the weekend will be processed on Monday (excludes bank holidays).
• Unless specifically requested, our delivery partners will not attempt a weekend delivery

Unless we state "FIRM SALE" on the product page, we offer customers a "No Quibble" 28 day returns policy on hard copy books.

If you need to return a title for any reason ...

• Contact our customer services team first to explain what you are returning and the reason
• Request a Returns Authorisation Number
• We will email you this and a link to arrange your return quickly & easily via Royal Mail
• Take your return to your nearest Post Office and they will do the rest

PLEASE NOTE THAT ALL BRITISH STANDARDS ARE PRINT ON DEMAND AND NON-RETURNABLE

Please refer to our Returns page for full details & charges.