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English Translations » 【机械/加工制造】 » Seeking help: Are there any standards regarding the power su

Seeking help: Are there any standards regarding the power supply for electric isolation valves in petrochemical plants?

2017-05-12View Original

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As the title suggests: The newly installed equipment includes many electric shut-off valves and electric control valves, all of which are powered by 220 or 380 volts. Are there any standards regarding the power supply for these devices?
Reply #22017-05-12
Please refer to GB50093-2013 Code for Construction and Quality Acceptance of Automatic Instrumentation Projects. GB50257-2014 Code for Electrical Installation in Explosive Environments – Explosion-proof electrical components are required; contact me

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Translated at 2026-07-21 04:39:21

Original: https://bbs.hcbbs.com/thread-1778207-1-1.html

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