Saturday, February 20, 2010

Power Supply 48 V Motor Related Help?

Motor related Help? - power supply 48 v

This 3-phase AC induction motor in the form of voltage, current and power. I've heard that an engine can be operated over a range of voltage, current and power. During the show ratings. Even if you have a motor for 48 V AC, 300A can be powered by a battery, 48V DC power would operate ... all the losses and the abandonment of the need for an alternator. Thanks in advance ...

1 comments:

Retired EE said...

The rated voltage is symbolic that is designed for the motor. The voltage can vary, plus or minus ten percent or less and the engine will provide the rated output without overheating, while the lifetime is greatly shortened.

The rated power is the power that the engine care 24 hours a day, seven days a week, can deliver at the rated voltage and rated ambient temperature during their expected lifetime. If the load a little more engine life is not likely, especially if the temperature is not always possible. If the load is less than the nominal power, the engine will probably take longer than expected. The power supply is done only what is necessary to carry the load, it may be much smaller than the nominal powhe, but the engine will be less effective if the load is much lower than the nominal power.

The rated current is the current engine is that it operates at the rated voltage and rated power. If the voltage and / or cargo are above or below the nominal value, the current is higher or lower than the nominal value. On a small variation of voltage, current changes in the opposite direction of the voltage waveform so that the times of tension, the flow will be roughly constant.

If a battery voltage and power could be enough energy for the state of power supply is an AC voltage of frequency, which are suitable for the motor.

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