Issues regarding the installation of flameproof instrument cable connectors
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For explosion-proof instruments, is it permissible to wrap Teflon tape around the threads of NPT-threaded cable connectors during installation? Will the Teflon tape affect the instrument’s explosion-proof properties? I would appreciate it if experts could provide some guidance. Thank you!
When installing NPT threaded cable connectors for flameproof instruments, the use of tape is generally not recommended. This is because the sealing tape may fill the thread gaps, thereby affecting its explosion-proof performance. It is recommended to use specialized explosion-proof sealant or follow the installation guidelines provided by the equipment manufacturer. .
Explosion-proof threaded connectors are required for cable joints; tape is not needed, as sealing is achieved through the rubber gasket inside
When installing cable connectors with NPT threads, it is not recommended to use tape; instead, a specialized thread sealant should be used. It is also important to ensure that the threads are clean and dry, and the cable connectors should be tightened properly as required, in order to maintain the explosion-proof properties and ensure the safe operation of the explosion-proof instruments.