The fan is designed to remove methane-air mixtures with methane concentration from 0 to 100% from the mine sections through ventilation shafts and wells
UVTsG-9 fan is designed for removing methane-air mixtures with methane concentration from 0 to 100% from the mine sections through ventilation shafts and wells. The fan is installed on the mine surface as a part of a gas-suction plant. Motor protection class PB-4B. Fan climatic design is UKhL1.
— Can be equipped with automatic control systems
Electric motor
Bearing housing
Split housing
Rotor
Frame
Design and features
The fan consists of a split housing, a rotor installed in two bearings, a frame, and an electric motor. The electric motor is mounted on mounting bolts.
The fan can be supplied as a part of the plant with a switching device
— Modern aerodynamic design with a high-pressure characteristic,
— Thermal protection with the function of switching off the fan if the bearings normal temperature is exceeded,
— Explosion-proof electric motor,
— Brass seals in places of possible frictional sparking,
— Impeller blades are filled with foam, preventing from the water ingress,
— Dynamic balancing of the impeller according to a high accuracy class,
— Thick lubrication of bearing units,
— Especially rigid massive metal structures of the frame and housing,
— Bearings cooling system
TECHNICAL SPECIFICATIONS
Specification; Value
Nominal impeller diameter, mm (±5%);1000
Nominal flow rate, m3/s (±10%);18.5
Nominal statistical pressure, Pa (± 10%);11,000
Maximum statistical efficiency factor (± 0.03%);0.78
Electric drive power, kW;400
Voltage, V;6,000
Impeller speed, min-1, not exceeding;2,980
Permissible root mean square value of vibration velocity (measured on bearing housings), mm/s;7.9
Length, mm, not exceeding;3,700
Width, mm, not exceeding;2,490
Height, mm, not exceeding;2,550
Weight, kg, not exceeding;6,000
AERODYNAMIC CHARACTERISTICS
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Each product we manufacture at AO AMZ VENTPROM is adapted to customer needs and operating characteristics