AC Z21在通過國際權威機構DNV的嚴格質量檢測后，已經通過ATEX21認證。這一認證符合99 / 92 / CE指令和ATEX 94 / 9 / CE指令，及CE EX II 2D。

DEPURECO AC Z21根據ATEX指令設計和制造，它配備有：304不銹鋼濾室和集塵桶，通過2D IP66認證的防爆箱過熱保護，帶有消聲器的空氣減速袋，空氣出口安全過濾器，負壓表顯示真空數值，聚酯“M”級特富龍涂層的主過濾器，西門子側流式風機裝有安全閥。根據要求可配備HEPA14高效過濾器（99.995%），用于細微/有毒性粉塵。

ACz21 has been certified ATEX21 after it passed the strict quality test made by the DNV-Italia certifying authority. This Certification comply the Machinery Directive 99/92/CE and the ATEX Directive 94/9/CE, string CE Ex II 2D. DEPURECO ACz21 is engineered and built according to the ATEX Directive and it comes with: 304 stainless steel filter chamber and dirty can, thermical switch in Explosion Proof box certified 2D IP66, air speed reducer with Silencers, safety filter on air exit, Vacuumeter to get always the control of the vacuum performances, main filter in polyester "M" CLASS teflon coated, and safety relief valve on Siemens side channel blower. On request can be equipped with HEPA 14 filter (99,995%) for fine/toxic dusts.

整機工作原理采用壓縮空氣為動力，對氣源壓力要求需要達到6-8公斤可以正常達到吸力標準，所以建議使用氣動吸塵器前，先檢查測試自已現使用的壓縮工氣能否達到這個要求，在選擇您所需要的防爆吸塵器，清潔達到最佳，普億環保為您提供專業的解答。