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Description:
Underground mines require explosion-proof fans. EC backward curved centrifugal fans achieve ATEX Zone 1 certification via flameproof enclosures and backward curved impellers that shed coal dust. The EC motor’s 92% efficiency reduces diesel generator loads, and VFD control syncs with methane sensors, cutting ventilation costs by 30%. Their 50,000-hour MTBF withstands 24/7 operation in 50°C, 95% RH environments.
Specifications:
Brand Name | YUTEC |
Impeller Material | Galvanized Metal Sheet |
Motor Type | BLDC External Rotor Motor |
Type of Protection | IP44 |
Insulation Class | Class B |
Speed Control | 0-10VDC/PWM |
Bearing | Ball Bearing |
Signal Output | FG |
Life Expectance | 50,000 Hours |
Electrical Protection | Locked Rotor Protection |
Reverse Polarity Protection | |
Over Voltage Protection | |
Soft Start |
Competitive Advantage:
1. Reduced Maintenance Needs
The brushless EC motor and self-cleaning impeller design cut maintenance intervals by 50–70%, lowering labor costs in applications like tunnel ventilation or mining exhausts.
2. High Air Quality Control
When paired with HEPA filters, these fans deliver consistent airflow for cleanrooms (ISO Class 5–8) or hospitals, ensuring particle counts remain within regulatory limits.
3. Explosion-Proof Variants
ATEX-certified models with flameproof motors and static-dissipative casings enable safe operation in Zone 1/2 hazardous areas, such as oil refineries or paint booths.