Delfin MTL 801 WD EX ATEX Wet and Dry Industrial Vacuum
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Collect combustible dust and non-flammable liquids with one ATEX machine
The Delfin MTL 801 WD EX is a single phase industrial vacuum for classified areas where you need to collect both combustible dust and non-flammable liquids. The powerhead is Ex tb dust tight rated to IP64, the accessories and non-metallic parts are tested for anti-spark and static dissipative performance, and the 80 litre tank is AISI 304 stainless steel. It is marked for Zone 22 outside and Zone 20 inside.
What each feature does for your site
- Ex tb dust tight powerhead, IP64 — the motor head is certified for combustible dust atmospheres, so the machine can run in the area rather than outside it.
- Anti-spark, static dissipative accessories and non-metallic parts — these parts are tested for ignition risk, so hoses and tools do not become a source of static discharge.
- Internal Zone 20 protection (Da) — the inside of the machine is built for the dust cloud that forms in the tank and filter, so the collected material is contained safely.
- Wet and dry operation with a polypropylene filter for liquids — one machine switches between dust and liquid collection, so you do not need two units for spills and dust.
- Antistatic Class M polyester bag filter plus a standard H14 absolute filter — fine dust is held through two filter stages at 99.995% efficiency (MPPS, EN 1822-5), so less dust returns to the workplace air.
- 80 litre AISI 304 stainless steel tank — a large, non-combustible, easy-to-clean tank, so you empty less often and clean down easily between materials.
- 80 mm suction inlet — a wide inlet takes larger hoses and tools, so material moves quickly with less blockage.
Technical specifications
- Marking: II 1/3D Ex h tb IIIC T80°C (internal) / T95°C (external) Da/Dc
- Hazardous location: Zone 20 internal, Zone 22 external (Category 1/3D)
- Voltage: 230 V, 50/60 Hz, single phase
- Power / current: 1.1 kW / 8 A
- Max vacuum: 2,500 mmH₂O
- Max airflow: 180 m³/h
- Suction inlet: 80 mm
- Capacity: 80 litres, AISI 304 stainless steel
- Primary filter: bag, polyester antistatic Class M (IEC 60335-2-69), 5,000 cm², 420 mm diameter
- H14 absolute filter: standard, 11,000 cm², 99.995% on the MPPS method (EN 1822-5)
- Noise level: 74 dB(A) (EN ISO 3744)
- Dimensions: 55 x 63 x 126 cm
- Weight: 42 kg
- Accessories: accessory kit included
High reach cleaning in the same zone
Dust settles on beams, ducting and rafters as well as the floor. A certified high reach kit such as the SpaceVac 50 mm ATEX Pro kit or the SpaceVac ATEX Pro kit lets crews clean overhead surfaces from the ground. This machine has an 80 mm inlet, so contact us and we will confirm the correct adaptor before you order.
Who it suits
Sites with a Zone 22 classification that generate both combustible dust and non-flammable liquid spills, such as food and beverage, chemical, pharmaceutical and manufacturing plants. For dry dust only in a smaller unit, see the Delfin MTL 301 EX.
Frequently asked questions
Is it certified for Zone 21?
No. The MTL 801 WD EX is marked for Zone 22 outside the machine. For Zone 21, see the MTL 201 EX, MTL 301 EX, MTL 451 EX or DM2 EL EX.
What does the 1/3D marking mean?
The first number is the protection category for the inside of the machine and the second is for the outside. 1/3D means Zone 20 inside and Zone 22 outside. The D means dust.
Can it collect flammable liquids?
No. Delfin's ATEX liquid collection is for non-flammable liquids only. Do not use it to collect flammable liquids or solvents.
What dust can it collect?
The dry type is for non-reactive combustible dust such as flour, sugar, wood and plastics dust. It is not for reactive or self-igniting dusts such as aluminium or titanium. Contact us if that is your dust.
Does it include an H14 filter?
Yes. An 11,000 cm² H14 absolute filter is standard, in addition to the antistatic Class M bag filter.
How much does freight cost?
At 42 kg this machine ships as freight. Send us your delivery postcode and we will quote it.