Analyser rooms - manned pressurized enclosures

Overlooking the IEC standardization work, two standards exist for rooms or buildings respectively and analyser houses  

Starting some years ago, a working group of CENELEC subcommittee SC 31-7 established a (draft) standard pr EN 50381 for TVRs (transportable ventilated rooms with and without an internal source of release). This standard 

Discussions concerning the technical content of this draft have been closed. It is expected that this draft standard will be published in the near future. 

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