DG HD Z20/22 - II 1/3D Atex internal zone 20 and external zone 22 certified industrial vacuum

Vacuuming potentially explosive dusts in zone 22 hazardous areas can create an even more perilous situation inside the industrial vacuum cleaner, where the extracted dust is moved and collected. Zone 20 certification of the interior of the vacuum chamber eliminates this risk.


  • Side channel blower motor , powerful and silent, totally maintenance free, suitable for continuous duty
  • Integrated filter cleaning system
  • Tangential suction inlet with integrated separation cyclone
  • Pressure relief valve for motor protection
  • Large surface antistatic filter
  • Conceived for fine and hazardous dust suction
  • Additional HEPA filter (99,995% on 0,18 micron) included
  • Stainless steel AISI304 collection tank
  • ATEX certified for Zone 20 inside the chamber and for Zone 22 outside the chamber


  • DG 300 HD Z20/Z22
IndexUnitDG 300 HD Z20/Z22
Atex zones20 Ins – 22 Out
MarkingII 1/3D lllB T135°C X IP65 Da/Dc
VoltageV – Hz400 – 50
Electrical protectionIP65
Max waterliftmmH2O1800
Max air flowm³/h2050
Suction inletmm120
Noise level (EN ISO 3744)dB(A)78
Filter TypeStar
Surface – Diametercm²-mm120.000-780
Material – EfficiencyIEC 60335-2-69Polyester – ANT M
Cleaning systemAutomatic AUT