SDF(A) Series High-Efficiency Tunnel Ventilation Fan for Underground Construction
The SDF(A) Series Tunnel Ventilation Fan is an advanced axial flow system engineered for underground tunnel projects, subway excavation, oil pipelines, and water diversion tunnels. This high-pressure mine fan is designed to deliver powerful airflow, energy-efficient operation, and noise reduction, ensuring a stable and effective ventilation solution. With its counter-rotating impeller design, it enhances air circulation, controls dust levels, and optimizes underground airflow. Constructed with high-strength, corrosion-resistant materials, this industrial ventilation blower offers a long lifespan, reliable performance, and minimal maintenance requirements.
The SDF(A) Series Tunnel Ventilation Fan is specifically designed for underground construction projects, ensuring effective airflow management in subways, water diversion tunnels, and pipeline excavation sites. This high-pressure mine fan features a counter-rotating axial flow impeller system, which boosts airflow pressure, reduces turbulence, and minimizes noise levels, making it an ideal choice for long-distance ventilation.
Key Features of SDF(A) Series Tunnel Ventilation Fan
High wind pressure output, ensuring efficient ventilation in tunnel excavation and underground construction.
Energy-saving and power-efficient, reducing operational costs while maintaining stable airflow.
Low-noise design, compliant with industrial ventilation noise limits for a quieter working environment.
Durable construction, utilizing arc flame-sprayed steel impellers with 20x the strength of conventional materials, offering high resistance to corrosion and extreme conditions.
Compact and space-efficient structure, allowing easy installation and minimal maintenance requirements.
Strict quality testing, ensuring vibration levels remain below the industry standard of 4.6mm/s.
Long service life, with a minimum design lifespan of 15 years for continuous underground operation.
Installation and Operating Conditions
1. Recommended for small-section tunnel operations, including subway projects, water tunnels, and oil pipelines.
2. Best paired with flexible ducts to maintain an air leakage rate of less than 1% for optimal efficiency.
3. Direct connectors included for easy duct attachment, with optional variable-diameter adapters available on request.
4. Designed to function reliably in underground environments, maintaining consistent airflow control even under high-pressure conditions.
The SDF(A) Series Tunnel Ventilation Fan is a high-efficiency, energy-saving ventilation solution, ensuring safe and reliable airflow for underground construction, mining, and tunnel excavation projects.
Technical Performance Parameter Table of SDF(A)Series Press-in Counter-Rotating Axial Flow Fan for Tunnel Construction
Fan Model
Supporting Motor Power(kw)
Air Volume(m3/min)
Wind Pressure(Pa)
Speed (r/min)
SDF(A)-N94.0
2×2.2
90-140
275-1450
2900
SDFA)-N94.0
2×3
108-170
310-1650
2900
SDFA-N?4.5
2×4
130-205
348-1950
2900
SDFA)-N95.0
2×5.5
180-275
430-2400
2900
SDFA)-N95.0
2×7.5
214-327
464-2596
2900
SDF(A)-N96.0
2×11
250-385
540-3660
2900
SDFA)-N96.0
2×15
275-432
580-4601
2900
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
Authoritative Third‑party Testing
FAQ
Q : what is the noise level of YBT fans?
A: generally 90dB(A). if connect silencers,can reduce to 70dB(A).
Q : what is the motor brand?
A: ABB/Siemens/WEG...
Q : what is the material of impeller?
A: for safety consideration,we use aluminum impeller.
