QSMOTOR 138 3000W 70H BLDC Motor with 428 Chain Sprocket
NEW 3000W BLDC Middle dirve motor can be applied to electric scooter and electric motorcycle QS Motor 3000W 138 70H Mid Drive Motor Drive type: By Chian(428 Type) Sprocket:428-14T, 428-16T etc. Motor type:BLDC Permanent Magnet Inner Rotor Motor With Hall Sensor Magnets:Height 70mm, 40pcs, 5 pole pairs Diameter of stator: 138mm Rated Power: 3000W Max. power:5900W Rated Voltage: 72V as default Max. Speed: 90KPH (With 12inch wheel after 1:4.7 ratio) No-load rpm: 4400rpm without flux weakening, 6500RPM with flux weakening. Max Torque: approx 56N.m (without Reduction ratio) Max Efficiency: 90% Peak Battery Current: 120A (72V) Max.Peak Phase Current: 450A Single Hall Plate with waterproof connectors Cross Section of Phase Wire: 16mm2 Hall Sensor Phasing angle: 120 degree
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