CEI EN 50281-2-1 : 1999
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
ELECTRICAL APPARATUS FOR USE IN THE PRESENCE OF COMBUSTIBLE DUST - PART 2-1: TEST METHODS - METHODS FOR DETERMINING THE MINIMUM IGNITION TEMPERATURES OF DUST
Hardcopy , PDF
01-07-2020
English - Italian
01-01-1999
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INTRODUCTION
1 SCOPE
2 NORMATIVE REFERENCES
3 DEFINITIONS
4 METHOD A: DUST LAYER ON A HEATED SURFACE AT A
CONSTANT TEMPERATURE
5 METHOD B: DUST CLOUD IN A FURNACE AT A CONSTANT
TEMPERATURE
ANNEX A - METHOD A: CONSTRUCTION OF A HEATED
SURFACE AND MEASUREMENT OF TEMPERATURE
DISTRIBUTION ON THE SURFACE
ANNEX B - CONSTRUCTION OF A CONSTANT TEMPERATURE
FURNACE
Defines two test methods for determining the minimum ignition temperatures of dust for the purpose of selecting electrical apparatus for use in the presence of combustible dust in accordance with EN 50281-1-2:1998 and constructed in accordance with EN 50281-1-1:1998.
| Committee |
CT 31
|
| DevelopmentNote |
Classificazione CEI 31-38 (08/2001) To be used in conjunction with CEI EN 50281-1-1:1999-11, CEI EN 50281-1-2:1999-09. (06/2005)
|
| DocumentType |
Standard
|
| Pages |
38
|
| PublisherName |
Comitato Elettrotecnico Italiano
|
| Status |
Withdrawn
|
| Standards | Relationship |
| EN 50281-2-1 : 98 COR 99 | Identical |
| EN 50281-1-2 : 98 AMD 1 2002 | ELECTRICAL APPARATUS FOR USE IN THE PRESENCE OF COMBUSTIBLE DUST - PART 1-2: ELECTRICAL APPARATUS PROTECTED BY ENCLOSURES - SELECTION, INSTALLATION AND MAINTENANCE |
| EN 50281-1-1 : 98 AMD 1 2002 | ELECTRICAL APPARATUS PROTECTED BY ENCLOSURES - CONSTRUCTION AND TESTING FOR USE IN THE PRESENCE OF COMBUSTIBLE DUST - ELECTRICAL APPARATUS PROTECTED BY ENCLOSURES - CONSTRUCTION AND TESTING |
| ISO 4225:1994 | Air quality General aspects Vocabulary |
| ISO 565:1990 | Test sieves — Metal wire cloth, perforated metal plate and electroformed sheet — Nominal sizes of openings |
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