BS EN 61247:1997
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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PM-cores made of magnetic oxides and associated parts. Dimensions
Hardcopy , PDF
English
15-08-1997
04-08-2022
1 Scope and object
2 Normative references
3 Conversion system
4 Primary standards
4.1 Dimensions of PM-cores
4.2 Dimensions of coil formers
4.3 Pin locations and base outlines
4.4 Pin diameter
5 Mounting hardware
Annexes
A Derived standards
B Example of a gauge to check the coil former space
dimensions of PM-cores meeting the IEC primary standard
C Recommended main dimensions for mounting hardware
ZA (normative) Normative references to international
publications with their corresponding European
publications
Defines dimensions important for mechanical interchangeability, for a preferred range of PM-cores made from magnetic oxides, where the main dimensions for coil formers are to be used with the these cores and the locations of their pins on a modular printed wiring grid relative to the base outlines of cores.
| Committee |
EPL/51
|
| DevelopmentNote |
Also numbered as IEC 61247 Supersedes 88/27157 DC (11/2005)
|
| DocumentType |
Standard
|
| Pages |
18
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| NBN EN 61247 : 1998 | Identical |
| NF EN 61247 : 1998 | Identical |
| EN 61247:1997 | Identical |
| I.S. EN 61247:1999 | Identical |
| DIN EN 61247:1997-12 | Identical |
| IEC 60250:1969 | Recommended methods for the determination of the permittivity and dielectric dissipation factor of electrical insulating materials at power, audio and radio frequencies including metre wavelengths |
| IEC 60367-1:1982 | Cores for inductors and transformers for telecommunications. Part 1: Measuring methods |
| ISO 370:1975 | Toleranced dimensions — Conversion from inches into millimetres and vice versa |
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