Electric vehicle supply equipment with over-current protection
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United States of America Patent
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-
Jan 21, 2014
Grant Date -
Nov 15, 2012
app pub date -
May 10, 2011
filing date -
May 10, 2011
priority date (Note) -
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status (Latency Note)
Importance
Abstract
An EVSE system includes an electric vehicle supply circuit having overcurrent protection circuit to prevent excessive current from flowing to the electric vehicle. A current limit may be set by a manufacturer of the EVSE, by a user of the EVSE, by an electric utility, by the EVSE itself in response to a control pilot signal, etc. The current limit may be set to prevent tripping an overcurrent protection device on a branch circuit for the EVSE, to accommodate one or more parameters of an electric vehicle charging facility, etc. The overcurrent protection feature may be integrated into a controller for the electric vehicle supply circuit, or it may be operate independently of the controller.
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