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【Daily Question 20090313】Parameter Setting of Inverters (VII)?

2009-03-13View Original

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Can a frequency converter achieve motor braking for stopping without a discharge resistor? Summary: It is possible; the frequency converter has a braking function for stopping, which involves applying a certain DC current to the motor when stopping, thereby generating a braking torque in the motor. This post was last edited by lihy on 2009-3-13 20:31]
Reply #22009-03-13
Yes, the motor slows down to 0 at a rate determined by the set deceleration time.
Reply #32009-03-13
Of course. The inverter itself has capacitors that consume the regenerated energy.
Reply #42009-03-13
Sure. Free parking is a method of stopping the inverter by using external resistance
Reply #52009-03-13
It is possible to do that, but without a discharge resistor, the voltage across the capacitor in the DC section will increase, which can damage the inverter.
Reply #62009-03-13
Yes, the inverter itself has capacitors that consume the regenerated energy.
Reply #72009-03-13
It’s possible, but it’s not good for the inverter.

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