23 Year Industrial Explosion-Proof Manufacturer

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Technical Specifications

How Long Is The Coal Safety Certificate Valid For

The coal safety (MA) mark remains valid for a duration of five years.

coal mine electrical equipment
Upon nearing expiration, it is essential to proactively apply for a renewal or arrange for re-issuance. As for imported products, the coal safety mark is acquired on a per-batch basis without a predetermined expiry; it applies exclusively to that specific batch of imports.



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