Gives requirements on the design, construction, testing and marking of electrical apparatus for use in combustible dust atmospheres in which a protective gas (air or inert gas), maintained at a pressure above that of the external atmosphere, is used to prevent the entry of dust which might otherwise lead to the formation of a combustible mixture within enclosures which do not contain a source of combustible dust.
Số hiệu tiêu chuẩn
SANS 61241-4:2001*SABS IEC 61241-4:2001
Tên tiêu chuẩn
Electrical apparatus for use in the presence of combustible dust Part 4: Type of protection "pD"
Ngày phát hành
2001-11-23
Tiêu chuẩn tương đương
IEC 61241-4 2001 IDT
Tiêu chuẩn liên quan
IEC 60034-1 * IEC 61241 (ALL PARTS) * IEC 61241-1-1 * IEC 61241-1-2 * IEC 61241-3
Từ khóa
CLASSIFICATION * COMBUSTIBLE DUST * DEGREES OF PROTECTION * DUST * DUST-TIGHTNESS TESTS * ELECTRICAL EQUIPMENT * ELECTRICAL SAFETY * EXPLOSIVE ATMOSPHERES * PROTECTED ELECTRICAL EQUIPMENT * SPECIFICATIONS * TESTING * Dust-tightness tests * Classification * Protected electrical equipment * Electrical safety * Explosive atmospheres * Protection against electric shocks * Testing * Electrical equipment * Degrees of protection * Dust * Specifications
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