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Frame: 100~355mm
Power: 2.2kW~315kW
Frequency: 50Hz/60Hz
Voltage: 380V/660V, 660V/1140V
Poles: 2~10P
Protection grade: IP55
Cooling method: IC411
YBK3 series flameproof three-phase asynchronous motors for underground coal mines are fully enclosed self-fan cooling squirrel-cage flameproof three-phase asynchronous motors with axial ventilation. Basic series of motors, which have the advantages of high efficiency, large torque, strong overload capacity, low noise, small vibration, large temperature rise margin, good performance, convenient installation and maintenance, long life, etc., reasonable explosion-proof structure, safe and reliable use, Beautiful appearance and other advantages. The technical level of the products has reached the domestic advanced level.
The explosion-proof performance of this series of flameproof three-phase asynchronous motors is in line with the national standard GB3836.1-2010 "Explosive Atmosphere Part 1: General Requirements for Equipment" and GB3836.2-2010 "Explosive Environment Part 2: Flameproof Enclosure" d"Protective equipment" and industry-standard MT/T451-2011 "General technical specification for safety performance of flameproof low-voltage three-phase asynchronous motors for coal mines" and JB/T 9593.1-2015 "YBK3 series flameproof three-phase asynchronous motors for underground coal mines Electric motor (frame size 80~355)" technical conditions, made of explosion-proof type, the explosion-proof mark is "Ex d I Mb". It is suitable for the underground mining face of coal mines with the danger of methane mixture and coal dust explosion.
