54
54
1.4
1.4 Drive
Drive motor
motor
Traction motor is three phase AC motor, maintenance free, but need check and clean
Traction motor is three phase AC motor, maintenance free, but need check and clean
periodically.
periodically.
It needs dismantle motor wiring board when replace drive wheel. Tightening torque of lower nut
It needs dismantle motor wiring board when replace drive wheel. Tightening torque of lower nut
of wiring board is T=4.05
of wiring board is T=4.05
~
~
4.95N.m, while the upper nut is T=10.2
4.95N.m, while the upper nut is T=10.2
~
~
12.4N.m. When fastening
12.4N.m. When fastening
the upper nut, lock the
the upper nut, lock the lower nut to avoid looseness.
lower nut to avoid looseness.
Motor use notice
Motor use notice
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–
Keep clean and dry around the motor, place no other material on its inner or outer.
Keep clean and dry around the motor, place no other material on its inner or outer.
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–
It’s prohibited to use with o
It’s prohibited to use with o
verload.
verload.
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–
It’s prohibited to coexist with strong magnetic object.
It’s prohibited to coexist with strong magnetic object.
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–
Make sure the correct of
Make sure the correct of input voltage grade.
input voltage grade.
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–
If there is abnormal odor in use, park to check immediately.
If there is abnormal odor in use, park to check immediately.
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–
The cabling between motor and controller should be as short as
The cabling between motor and controller should be as short as possible.
possible.
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–
During motor travelling, if there happen electric leakage, speed drops suddenly, severely
During motor travelling, if there happen electric leakage, speed drops suddenly, severely
vibrate, too hot with smoke, or electric contact sparking smoke, turn off the power
vibrate, too hot with smoke, or electric contact sparking smoke, turn off the power
immediately for check.
immediately for check.
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–
Often check if the motor
Often check if the motor over heats.
over heats.
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–
Often check motor wiring contact
Often check motor wiring contact screw for looseness, sparking smoke or
screw for looseness, sparking smoke or insulation aging.
insulation aging.
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