Various Models High Efficiency Long Life 8inch 48V 4.5KW 48 volt Electric Bicycle Vehicle Use Brushless dc E-bike Scooter Motor
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Ningbo Haofeng Magnet Technology Co., Ltd.
Motor type | Output Power | Voltage | Load | Speed | Rated Torque | Efficiency | Noise | IP Class |
KW | V | A | RPM | Nm | % | dB | ||
VOL-BL3K5A72 | 3.5 | 72 | 51.71 | 1500 | 22.28 | 94 | 62 | IP 54 |
VOL-BL3K5A110 | 3.5 | 110 ac | 19.54 | 1500 | 22.28 | 94 | 62 | IP 54 |
VOL-BL3K5A220 | 3.5 | 220 ac | 9.77 | 1500 | 22.28 | 94 | 62 | IP 54 |
VOL-BL3K5A380 | 3.5 | 380 ac | 5.66 | 1500 | 22.28 | 94 | 62 | IP 54 |
VOL-BL3K5B72 | 3.5 | 72 | 51.71 | 3000 | 11.14 | 94 | 62 | IP 54 |
VOL-BL3K5B110 | 3.5 | 110 ac | 19.54 | 3000 | 11.14 | 94 | 62 | IP 54 |
VOL-BL3K5B220 | 3.5 | 220 ac | 9.77 | 3000 | 11.14 | 94 | 62 | IP 54 |
VOL-BL3K5B380 | 3.5 | 380 ac | 5.66 | 3000 | 11.14 | 94 | 62 | IP 54 |
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Q:Motor has been running then fails to start,what to do?
A:Likely cause: Fuse or circuit breaker is tripped.
What to do: Replace the fuse or reset the breaker.
Likely cause: Armature is shorted. Motor may make a humming noise and the circuit breaker or fuse will trip.
What to do: Disassemble motor and inspect the armature for a burnt coil. Inspect the commutator for burnt bars. If this condition exists, the motor needs to be replaced.
Likely cause: The brushes may be worn down too far and no longer make contact with the commutator.
What to do: Check the brushes to make sure that they are still making contact with the commutator. Contact manufacturer for brushes.
Likely cause: Controller may be defective.
What to do: Verify voltage is coming out of the controller.
Q: On initial installation, motor fails to start up,what to do?
A: Likely cause: Motor is incorrectly wired
What to do: Verify that the motor is wired correctly.
Likely cause: No output power from controller.
What to do: Measure voltage coming from the controller.
Likely cause: Motor is damaged and the armature is rubbing against the magnets.
What to do: Disassemble motor and see if the armature can be realigned by reassembly. Motor may have to be replaced.
Q: Motor takes too long to accelerate,what to do?
A: Likely cause: Motor controller not properly set.
What to do: Adjust the acceleration trim pot of the controller.
Likely cause: Brushes are worn.
What to do: Verify brush length.
Likely cause: Bearings may be defective.
What to do: Inspect bearings. Noisy or rough bearings should be replaced.
Q: Motor runs in the wrong direction,what to do?
A: Likely cause: Incorrect wiring
What to do: Interchange the two motor leads.
Q: Motor runs OK but has a clicking noise,what to do?
A: Likely cause: Suspect a burr on the commutator.
What to do: Remove burr from commutator using a commutator stone.