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Explosive atmospheres - Part 40: Requirements for process sealing between flammable process fluids and electrical systems
Explosive atmospheres - Part 40: Requirements for process sealing between flammable process fluids and electrical systems.
IEC TS 60079-40:2015(E) provides specific requirements for process sealing between a flammable process fluid and an electrical system where a failure could allow the migration of the process fluid directly into the premises wiring system.
This document contains requirements for evaluation, construction, and testing of:
The requirements of this document do not apply to conduit sealing devices, cable glands, and other wiring sealing methods addressed in the IEC 60079 series or other standards.
Requirements for basic electrical safety and explosion protection are not addressed by this document, but may apply to the equipment under investigation.
The effects of leakage to the environment are not addressed by this document.
Keywords: process sealing between a flammable process fluid and an electrical system
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