fasfsdas
Cholerny Spammer
Joined: 25 Sep 2010
Posts: 5145
Read: 0 topics
Location: England
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 Posted: Sat 15:09, 18 Dec 2010 Post subject: Gas detection threshold for market access |
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National Quality Supervision and Inspection Center (CQST), explosion-proof electrical Nanyang Institute,
ATEX (Explosion-proof, explosion and the safety key separated into two categories,[link widoczny dla zalogowanych],[link widoczny dla zalogowanych], basically all the international recognition of the flag)
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GB15322.1-2003 series of standards are 1-5, you can access the relevant information first.
difficult intrinsically safe, explosion-proof simple.
compulsory certification (mainly the three major certification CCCF / measurement / explosion-proof certification):
CE (EU basic authentication of electronic products)
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foreign certification
Supervision is responsible for around
Shenyang,[link widoczny dla zalogowanych], product assessment center testing, the fastest 3 month certification period, the new one-time entry of the businesses are more difficult to pass.
UL / GS (the United States, many Western countries have recognized)
FCC U.S. electromagnetic compatibility of electronic products certificate
ROSH EU environmental certification
domestic certification
, the fastest 1 month certification period.
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system of standards:
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also carbon monoxide, hydrogen sulfide and other gases,[link widoczny dla zalogowanych], verification procedures, access to the Internet to check.
Non-Compulsory Certification:
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inspection certification units are: Shanghai Electric Explosion Inspection Station in Shanghai;
explosion-proof electrical products
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