FBD Series Explosion-Proof Counter-Rotating Mine Ventilation Fan

The FBD Series Explosion-Proof Counter-Rotating Axial Flow Fan is a high-performance underground ventilation system engineered for coal mines, tunnel excavation, and industrial air circulation. This low-noise mining fan integrates a dual-stage counter-rotating impeller, axial inlet muffler, and rear silencer, ensuring superior airflow efficiency, reduced noise levels, and enhanced safety in confined environments. Its porous muffler core absorbs and isolates sound, lowering noise emissions by 10-15dB(A). Designed for hazardous underground operations, this explosion-proof fan delivers stable ventilation performance, methane extraction, and efficient airflow control for mining, tunneling, and industrial ventilation applications.

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Explosion proof
Compact
Built-in muffler
unique tracking order for each fan.
three layer anti-corrossion painting.
largest diameter 5meters!
Each hub is annealed to remove internal stress.Durable enough.
Orthogonal 3D Twisted Blade Technology of Bend and Sweep Combination,Simulated Dune Principle.
In line with international standards, 1000: 1.5~2.5, to ensure that the impeller works more safely and efficiently.

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The FBD Series Explosion-Proof Counter-Rotating Mine Fan is a specialized underground ventilation solution developed for mining, tunneling, and confined space air management. Designed to enhance airflow stability, control noise pollution, and optimize energy efficiency, this industrial mine fan is widely used in coal mines, hard rock mining, and large-scale excavation projects.

Key Features of the FBD Series Explosion-Proof Axial Flow Fan

Explosion-proof design, ensuring safe operation in methane-rich underground environments.
Dual-stage counter-rotating impeller technology, providing improved airflow stability and enhanced pressure regulation.
Axial air inlet muffler, designed with a porous noise-reduction core, minimizing sound levels by 10-15dB(A).
Optimized air distribution system, directing airflow along the rotational axis for maximum ventilation performance.
Durable corrosion-resistant construction, ensuring long-term operation in extreme underground conditions.
Compact structure and easy installation, making it ideal for confined tunnels and ventilation systems.
Compatible with underground ventilation networks, supporting dust control, methane gas removal, and toxic gas dilution.

Installation and Operating Conditions

Designed for coal mine ventilation, tunnel excavation, and industrial ventilation applications.
Explosion-proof certification, compliant with stringent underground safety regulations.
Lightweight yet highly durable, allowing easy transportation and installation in underground environments.
Optimized for continuous operation, providing stable airflow and energy-efficient performance.

The FBD Series Explosion-Proof Counter-Rotating Axial Flow Mine Fan is an industry-leading underground ventilation solution, providing safe, stable, and energy-efficient airflow control for mining, tunneling, and industrial applications.

Specifications		Unit	Model
Specifications		Unit	No7.1/2*45	No8.0/2*45	No8.0/2*55	No8.0/2*75
Fan	Air Volume	m³/min	850~540	920~480	980~680	1100~680
	Total Pressure	Pa	1300~7100	1000~6600	1500~7300	1800~7100
	Impeller Diameter	mm	φ710	φ800	φ800	φ800
	Maximum Total Pressure Efficiency	%	≥80	≥80	≥80	≥80
	Noise	dB	≤25	≤25	≤25	≤25
	Radial Clearance	mm	1.05~2.45	.2~2.8
Motor	Model		YBF-225M-2	YBF-225M-2	YBF-250M-2	YBF-2808-2
	Power	kW	2*45	2*45	2*55	2*75
	Rated Voltage	V	380/660	380/660	380/660	380/660
	Rated Voltage	V	660/1140	660/1140	660/1140	660/1140
	Rated Current	A	82.3/47.5	69.8/40.3	99.6/57.5	133.4/77.02
	Rated Current	A	47.5/27.4	40.3/23.0	57.5/33.2	77.02/44.5
	Rated Speed	r/min	2970	2970	2970	2970
	Rated Efficiency	%	91.5	90.5	91.5	92
Lengthwidthheight (L×B×H)		mm	2914880 1255	36449881358
Weight		kg	~1690	~1710	~2046	~2230

Mine

Underground Mine

Parking Lot

Subway

Metrol

Tunnel


Customer On-site Praise	Client Usage Feedback	Cooperation Story

Mine Fan Advantages	3D Video Display	Underground Mine Fan

Fan Control System	Underground Mine Ventilation	Accessories-Duct

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