发明名称 |
Reverse voltage protection for motor drive |
摘要 |
A reverse voltage protector for a motor drive is presented. The circuit is in series with an external electrical power source and the motor drive or electrical motor. The reverse voltage protector comprises a switch having a zener diode to protect the switch from overvoltage and a resistor regulating electrical current flow in the control terminal of the switch.
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申请公布号 |
US2002118497(A1) |
申请公布日期 |
2002.08.29 |
申请号 |
US20020074864 |
申请日期 |
2002.02.13 |
申请人 |
WOODWARD GOVERNOR COMPANY |
发明人 |
PETRUSKA DAVID C. |
分类号 |
H02H9/04;H02M7/72;H02P3/08;H02P7/00;H02P7/288;(IPC1-7):H02H5/04 |
主分类号 |
H02H9/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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