QS Motor 4000W 138 90H Mid Drive Motor with Internal Gear

1	Motor Type	QS Motor 4000W 138 90H Mid Drive Motor with Internal Gear	PMSM Inner rotor Motor
2	Magnet width	90MM
3	Internal Gear Ratio	1/2.35
4	Rated Power	4000W	Peak Power 13KW
5	Rated Voltage	72v DC
6	Max. No-load RPM	4800RPM	Max.7000RPM with fluex weakening
7	Max Efficiency	≥93%
8	Max Torque	≥150nm
9	Motor phase angle	60
10	Number of Pole Pairs	5
11	Short-term overload	Support long time operation at 2 times the rated power	3 times overload operation time, less than 1 min
12	Current Limit	<200A	Rated current: 60A
13	Winding Temperature	Class F should be no more than 150℃
14	Sensor type	Hall Sensor
15	Cross Section of Phase Wire	≥16m㎡
16	Insulation class	Class F
17	Motor weight	14.5kg
18	Thermic Probe	Optional
19	Waterproof Grade	IP67
20	Work system	S9
21	Cooling method	Air Cooling

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