AS 4278-1995
Withdrawn
A method for assessing the short-circuit withstand strength of partially type-tested assemblies (PTTA)
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English
01-01-1995
06-30-2017
Describes a method that may be used for partially type-tested assemblies to prove compliance with the requirements of AS 3439.1 regarding short-circuit withstand strength. This Standard is identical with and has been reproduced from IEC 1117:1992.
| Committee |
EL-006
|
| DocumentType |
Standard
|
| ISBN |
0 7262 9642 2
|
| Pages |
4
|
| PublisherName |
Standards Australia
|
| Status |
Withdrawn
|
| Supersedes |
This Technical Report describes an extrapolation method for assessing the short-circuit withstand strength of partially type-tested assemblies (PTTA).
| Standards | Relationship |
| IEC TR 61117:1992 | Identical |
First published as AS 4278-1995.
| AS/NZS 3439.1:2002 | Low-voltage switchgear and controlgear assemblies Type-tested and partially type tested assemblies (IEC 60439-1:1999 MOD) |
| AS 3865-1991 | Calculation of the effects of short-circuit currents |
| AS 3439.1-1993 | Low-voltage switchgear and controlgear assemblies Type-tested and partially type-tested assemblies |
| AS/NZS 3439.3:2002 | Low-voltage switchgear and controlgear assemblies Particular requirements for low voltage switchgear and controlgear assemblies intended to be installed in places where unskilled persons have access for their use - Distribution boards (IEC 60439-3:1990 MOD) |
| AS/NZS 3439.1:2002 | Low-voltage switchgear and controlgear assemblies Type-tested and partially type tested assemblies (IEC 60439-1:1999 MOD) |
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