Hello all here, this is Louis from China, just found this forum(also bikeforums.net), registered today.
we were GM kits dealer and stopped with them one year ago to make our own kits, wish to know more friends here.
thanks.







louispower wrote:Hello all here, this is Louis from China, just found this forum(also bikeforums.net), registered today.
we were GM kits dealer and stopped with them one year ago to make our own kits, wish to know more friends here.
thanks.

louispower wrote:Hello all here, this is Louis from China, just found this forum(also bikeforums.net), registered today.
we were GM kits dealer and stopped with them one year ago to make our own kits.

Russell wrote:louispower wrote:Hello all here, this is Louis from China, just found this forum(also bikeforums.net), registered today.
we were GM kits dealer and stopped with them one year ago to make our own kits, wish to know more friends here.
thanks.
Hello Louispower,
Can you tell me exactly what the 3-speed "gear switch" does? Can the controller be used with a conventional hall type thumb throttle? What RPM is the 36V front motor?
I might like to buy a FRONT motor/wheel (700C) but I would only want the hub motor in the wheel, the controller and the throttle/gear switch if the extra 3-wire hall thumb throttle I have will not work; is this possible?
-R

wanders wrote:louispower wrote:Hello all here, this is Louis from China, just found this forum(also bikeforums.net), registered today.
we were GM kits dealer and stopped with them one year ago to make our own kits.
Louis, regarding your kits, on your website you have a multi-gear rear motor with disc brake option called the FMR250/350. How does this hub motor differ from the Bafang SWXH motor of similar configuration? In particular, you claim this kit to support regenerative braking. If so, it cannot freewheel, right?
Welcome to ES - you'll find that ES participants want to know technical details regarding products. And that independent testing of equipment by highly-regarded ES members (Hi Doc!) with good results is the best publicity you will find here.
louispower wrote:dogman wrote:Most gearmotors freewheel, so how can it have regen? Of course the controller could have regen, but a motor with an internal freewheel wouldn't make any current.
Very professional![]()
Its regenerative braking and both EABS is activated by the controller, at the moment the cycler brakes the bike the controller will detect this and generate a “reverse voltage ” higher than the battery voltage to charge the battery, this happens only at the moment (several seconds) the cycler starts to brake the bike. The EABS also starts to brake the motor, so even if the bike is without mechanical brake it will be also braked. (Of course we donot recommend this).
Why we combine the gearmotor with regenerative. First reason the regenerative does works when starting to brake although it lasts only several seconds, ands the EABS increases the driving safety; Second reason is nobody will cycle his electric bike(with non-freewheeled motor) to charge the battery, the resistance will make this impossible; last, the freewheeled motor lets the driving more esaier when battery is out of power, compared with normal motor.



louispower wrote:
the 3 speeds gear consists "L" 'M" "H" gears for selecting low speed, medium speed and high speed, this could be selected mannualy by the cycler according to the terrian on which he is driving, low speed means higher torque.


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