S&C ELECTRIC COMPANY Patent applications |
Patent application number | Title | Published |
20150155119 | Electric Power Distribution Switch - An electric power distribution switch incorporates a stress-relieving connection structure, a closing guiding structure, a weather shield structure and a contact structure. | 06-04-2015 |
20150116878 | Droput Recloser - A dropout recloser is capable of in accordance with its operating programming after a predetermined number of fault interrupting operations, e.g., 1, 2, 3 or more but typically 3, to drop out of a cutout and hang freely in a hinge contact of the cutout providing sectionalization with an observable visible gap. The recloser includes fault interrupting and reclosing components, a drop out mechanism and a controller. The drop out mechanism may include a bi-stable actuator to affect fault interrupting operation and dropout operation. The device may include motion limiting structures. The recloser may have a number of operating modes or sequences. | 04-30-2015 |
20130285787 | Multiple Operation Cutout - A multiple operation cutout and a method of operating the same and providing multiple fuse operation provides an assembly for a plurality of fuses. A mechanism individually and sequentially engages the fuses responsive to operation of the fuses. | 10-31-2013 |
20130212873 | Method of making a circuit interrupting device - A circuit interrupting device is manufacturable in a number of different configurations providing current path options, conductor connectivity options and sensing options. The device may include a configurable solid insulation housing into which various operable components are installed. The device may include a core element including a sensor assembly and conductor members, from which the various configurations may be established including a plurality of different current path configurations. A plurality of circuit interrupting devices may be configured together in an assembly with corresponding disconnect assemblies. An interlock is provided to prevent operation of the disconnect assemblies unless the circuit interrupting devices are in an open state. | 08-22-2013 |
20130026018 | Electric Power Distribution Switch - An electric power distribution switch incorporates a stress-relieving connection structure, a closing guiding structure, a weather shield structure and a contact structure. | 01-31-2013 |
20120320731 | Power Distribution System Communication System and Method - A power distribution system may incorporate a network communication capability. The network communication capability may be configured or may be configurable as a multi-tiered, mesh network. The network may have two tiers of fixed node meshes (tier 2 and tier 3) and one tier of mobile nodes mesh (tier 1). Each tier and each node of each tier has distinct characteristics relative to application, type of routing, transmit power control, physical configuration and message priorities. The configuration and the characteristics of the network change based upon varying application and communication needs of the network. | 12-20-2012 |
20120311851 | Method of making a circuit interrupting device - A circuit interrupting device is manufacturable in a number of different configurations providing current path options, conductor connectivity options and sensing options. The device may include a configurable solid insulation housing into which various operable components are installed. The device may include a core element including a sensor assembly and conductor members, from which the various configurations may be established including a plurality of different current path configurations. A plurality of circuit interrupting devices may be configured together in an assembly with corresponding disconnect assemblies. An interlock is provided to prevent operation of the disconnect assemblies unless the circuit interrupting devices are in an open state. | 12-13-2012 |
20120180981 | Distributed Energy System Thermal Management System and Method - A distributed energy storage or community energy storage unit incorporates a geothermal temperature regulation system. The system includes a sealed, chemically inert storage energy container or “pack” disposed within an underground chamber. The underground chamber is defined by a support structure or box pad | 07-19-2012 |
20120166103 | Fault Interrupting and Reclosing Device - A fault interrupting and reclosing device includes a circuit interrupter coupled to an actuator. The actuator includes at least one force generating element for generating an opening force for opening the circuit interrupter and for generating a restoring force to close the circuit interrupter. The device further includes a latch to engage the actuator to hold the contacts open once opened. In a preferred arrangement, the device is provided with an automatic mode of operation including a reclose process and a non-reclosing mode of operation. The device also preferably includes a method of determining the end-of-life of a vacuum interrupter monitors characteristics and/or parameters of a fault current or vacuum interrupter operation to predict a percent of life consumed with each fault current interruption operation. A cumulative percent of life consumed may also be determined, and an end-of-life may be predicted based upon the cumulative percent of life consumed. | 06-28-2012 |
20120123606 | System and Method for Providing Voltage Regulation in Power Distribution System - A system and method of regulating the voltage of the power supplied to a plurality of power customers via a power distribution system that includes low voltage power lines and medium voltage power lines is provided. A method may include measuring the voltage of a plurality of low voltage power lines at one or more customer premises in the power distribution system with corresponding voltage monitoring devices. The voltage monitoring devices transmit voltage data in real time to a remote computer system. The computer system receives the real time voltage data of the voltage measured from the voltage monitoring devices. The computer system compares the real time voltage data with a first threshold value; and if the real time voltage data is beyond the first threshold value, transmitting a first voltage adjustment instruction to a voltage control device configured to adjust the voltage supplied to a low voltage power line. | 05-17-2012 |
20120120790 | Coordinated Fault Protection System - A power distribution protection system and method uses communications to coordinate operation of fault protection devices. Communications may be prioritized wherein messages of a lower priority are held or discarded in favor of messages of a higher priority, for example, messages indicating a fault condition. The devices may use multiple channel access schemes in accordance with a priority of a message to be communicated. | 05-17-2012 |
20110227252 | Circuit Interrupter Assembly and Method of Making the Same - A circuit interrupting device is manufacturable in a number of different configurations providing current path options, conductor connectivity options and sensing options. The device may include a configurable solid insulation housing into which various operable components are installed. The device may include a core element including a sensor assembly and conductor members, from which the various configurations may be established including a plurality of different current path configurations. A plurality of circuit interrupting devices may be configured together in an assembly with corresponding disconnect assemblies. An interlock is provided to prevent operation of the disconnect assemblies unless the circuit interrupting devices are in an open state. | 09-22-2011 |
20110066296 | Method and Apparatus for Control of an Electric Power Distribution System in Response to Circuit Abnormalities - A methodology and related system apparatus is provided to most efficiently and flexibly respond to abnormalities to reconfigure and restore service to end customers in commodity distribution systems to enhance the circuit reconfiguration in an electrical power distribution system. Methodology is also provided to appropriately allocate system resources of the distribution system to prevent the potential overloading of electrical power sources. In one illustrative arrangement, the methodology is characterized by resources at each node and communications of source allocation data or messages to other nodes to request and establish an appropriate allocation of system resources. In a preferred arrangement and especially useful for larger distribution systems, “teams” of nodes are defined in the distribution system having associated switching controls with the various teams communicating amongst each other to “negotiate” or work out the most efficient and expeditious reconfiguration of the system in response to fault conditions and other circuit abnormalities. | 03-17-2011 |
20110063069 | Wear Indicator for a Circuit Interrupter Exhaust Control Device - An exhaust control device includes a wear indicator disposed within a housing of the exhaust control device. The wear indicator is arranged to be exposed to a flow of exhaust gas through the exhaust control device. The wear indicator has a first observable state indicative of remaining useful life of the exhaust control device. The wear indicator is responsive to a flow of exhaust gas through the exhaust control device to assume a second observable state indicative of the exhaust control device having reached the end of its useful life. | 03-17-2011 |
20100271743 | Fault Testing Fault Protection Device and Method - A fault protection device tests a distribution for persistence of a fault using a selectable first fault testing procedure and a second fault testing procedure. | 10-28-2010 |