发明名称 |
Circuit breaker with fast trip unit. |
摘要 |
<p>A circuit breaker structure having a faster trip action characterized by a circuit breaker operator and a trip unit comprising a coil, a core, and an armature, a flux concentrating plate spaced from and on the side of the armature opposite the core and for concentrating the magnetic field between the core and the armature. A hold-back bracket having extending from and retaining the armature in a spaced position from the core so as to cause the magnetic field lines to flow through the bracket and the armature.</p> |
申请公布号 |
EP0262940(A2) |
申请公布日期 |
1988.04.06 |
申请号 |
EP19870308644 |
申请日期 |
1987.09.29 |
申请人 |
WESTINGHOUSE ELECTRIC CORPORATION |
发明人 |
MRENNA, STEPHEN ALBERT;GRUNERT, KURT A.;WEISS, JONATHAN;GARG, VIJAY KUMAR |
分类号 |
H01H3/28;H01H71/16;H01H71/24;H01H71/74;(IPC1-7):H01H71/24 |
主分类号 |
H01H3/28 |
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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