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Fengyao HN Series Heavy-Duty Explosion-Proof Industrial Vacuum Cleaner
(CNEX Certified, ATEX Certification Pending)
The Fengyao series three-phase heavy-duty explosion-proof industrial vacuum cleaner is powered by a three-phase high-pressure turbine motor and features a robust, reliable explosion-proof design. Certified by CNEX for explosion protection, with ATEX certification currently in process, it is designed for safe use in hazardous environments where flammable dust or particles may be present. This model supports continuous 24-hour operation without interruption, delivering strong and consistent suction performance.
It is widely applied in factories, workshops, warehouses, foundries, power plants, chemical plants, and other industrial sites. It efficiently collects combustible dust, large volumes of powder, metal shavings, debris, glass fragments, iron chips, steel grit, and other hazardous or non-hazardous materials.
Key Features:
Explosion-proof three-phase high-pressure turbine motor - CNEX certified; ATEX certification pending; ensures safe operation in hazardous areas.
Continuous-duty performance - supports prolonged, non-stop operation for 24 hours.
Manual back-flushing system - on-demand cleaning to prevent filter clogging.
High-efficiency oversized filter element - provides high filtration precision, suitable for fine and combustible dust.
Upper and lower detachable barrels - for safe, quick material disposal.
Vacuum pressure gauge and silencer - performance monitoring with reduced noise.
Electrical safety features - phase-loss and leakage protection for enhanced safety.
Cyclone separator - maintains consistent suction power.
Customizable capacity and motor power - tailored to specific operational needs.
Standard Accessories: (default 5.0 set; custom options available based on working conditions)
5m explosion-proof hose × 1
Flat nozzle × 1
Round brush × 1
Hose connector × 1
Handheld suction grille × 1
Aluminum alloy extension tube × 1
| Model name | HN2210B-EX | HN3010B-EX | HN4010B-EX | HN5510B-EX | HN7510B-EX |
| Voltage | 220v | 380v | 380v | 380v | 380v |
| Power | 2200w | 3000w | 4000w | 5500w | 7500w |
| Suction | 23kpa | 28kpa | 32kpa | 38kpa | 40kpa |
| Air volume | 320m3/h | 380m3/h | 420m3/h | 530m3/h | 560m3/h |
| Cleaning method | Manual blowback | Manual blowback | Manual blowback | Manual blowback | Manual blowback |
| Filter area | 4.2M2 | 4.2M2 | 4.2M2 | 4.2M2 | 4.2M2 |
| Noise | 64Db(a) | 69Db(a) | 69Db(a) | 72Db(a) | 72 |
| Suction diameter | 40mm | 50mm | 50mm | 50mm | 50mm |
| Capacity | 70L | 70L | 100L | 100L | 100L |
| Weight | 86kg | 98kg | 138kg | 185kg | 195kg |
| Size | 950*550*1150mm | 950*550*1150mm | 1200*600*1250mm | 1200*600*1300mm | 1200*600*1300mm |
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