A new standard. A new opportunity. 3
Contents 4
One standard for all switchgear and controlgear assemblies 6
What has changed under the new standard? 8
What does the new standard mean for you? 10
Rittal – The System.
Complete solutions – Customised for IEC 61439 12
Strength of materials 14
Protection category of enclosures 16
Verification of protective circuit function 18
Insulating properties 20
Calculation of temperature rise 22
Tested busbar technology 24
The system for the standard 26
Preparation of the design verification 28
I. The design verification 29
II. Individual verifications and verification methods 31
III. Information included in the design verification 32
IV. Sample design verification 44
V. Verification of temperature rise using calculations 48
VI. Verification of short-circuit withstand strength 66
VII. Verification records of individual
switchgear and controlgear assemblies 70
VIII. The routine verification 73
IX. Complete verification of a switchgear and
controlgear assembly 78
X. Assembly cover sheet and design verification form 80
Copyright: c 2013 Rittal GmbH & Co. KG
DOWNLOAD :
http://www.rittal.com/belgium/downloads/brochures/eng/IEC61439_compliant_switchgear_controlgear_production.pdf
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