Invention Grant
- Patent Title: Arc flash reduction maintenance system with pyrotechnic circuit protection modules
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Application No.: US15986966Application Date: 2018-05-23
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Publication No.: US11043344B2Publication Date: 2021-06-22
- Inventor: Patrick Alexander von zur Muehlen , Michael Henricks , Vinicius Marcilli Petroni
- Applicant: EATON INTELLIGENT POWER LIMITED
- Applicant Address: IE Dublin
- Assignee: EATON INTELLIGENT POWER LIMITED
- Current Assignee: EATON INTELLIGENT POWER LIMITED
- Current Assignee Address: IE Dublin
- Agency: Armstrong Teasdale LLP
- Main IPC: H01H39/00
- IPC: H01H39/00 ; H02H3/08 ; H01H85/38 ; H01H89/00 ; H01H85/02

Abstract:
An embodiment of an arc flash reduction maintenance system includes a pyrotechnic disconnect module and an overcurrent protection device connected to the pyrotechnic disconnect module. A control line is connected to the at least one pyrotechnic disconnect module and in parallel with one of the pyrotechnic disconnect module and the overcurrent protection device. The control line provides a self-generating control signal to cause the pyrotechnic disconnect module to electrically isolate the overcurrent protection device. A switch is located in the control line to selectively enable or disable at least one arc flash reduction maintenance system mode in the control line.
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