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Niveau de protection contre les explosions Ex Td A21

2024-05-16 Spécifications techniques

The Ex td a21 designation classifies it as either Class II, Category B, or C for explosion-proof standards. [table id=278 /] Ex: Signifies that the electrical equipment meets one or more explosion protection types outlined in China's GB3836 standards, making it appropriate for environments with explosive hazards. td: This represents…

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Quel niveau antidéflagrant est le plus élevé, B ou C

2024-05-16 Spécifications techniques

The explosion-proof classification of IIC is considered superior, encompassing the requirements for both IIB and IIA, with IIB rated above IIA. [table id=165 /]

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Que signifie le niveau antidéflagrant AT4

2024-05-16 Spécifications techniques

UN: Propane gas exemplifies Class A environments. [table id=216 /] T4: The 'T' denotes temperature, categorized into six levels. T4 specifies that the equipment's maximum surface temperature does not exceed 135°C.

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La différence entre les niveaux antidéflagrants IIC et IIIC

2024-05-16 Spécifications techniques

These represent completely distinct concepts. [table id=165 /] IIC is typically associated with explosion-proof environments, characterized by substances such as hydrogen and ethyl nitrate. Conversely, IIIC, as defined by national standards, pertains to conductive dust explosions, designated as DIP A21. IIIA covers flammable fibers, and IIIB encompasses non-conductive dust. IIC…

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Quel niveau d'antidéflagrant est le plus élevé, CT5 ou CT6

2024-05-16 Spécifications techniques

The CT6 explosion-proof classification is notably high. Both models are designated as Class C in terms of explosion safety, with T5 and T6 indicating the maximum surface temperatures for the equipment. [table id=163 /] The selection from T1 to T6 is guided by the flash points of hazardous materials, with…

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