Abstract: A spark gap assembly that includes a first spark gap segment and a second spark gap segment electrically connected in series with the first spark gap segment. The first spark gap includes a first spark gap and a first grading circuit electrically connected in parallel with the first spark gap. The second spark gap segment includes a second spark gap and a second grading circuit electrically connected in parallel with the second spark gap.

Abstract: A disconnector device including an isolator connected between a first terminal and to a second terminal, and a sleeve positioned around the isolator and moveable between an un-extended position prior to the isolator operating and an extended position after the isolator operates, the sleeve being configured to trap debris produced by operation of the isolator.

Abstract: In one aspect, the application provides an electrical system including a conductor, a ground, an arrester electrically connected to the conductor, and a disconnector assembly electrically connected between the arrester and the ground. The disconnector assembly includes an isolator configured to perform an operating function in response to the occurrence of an event and a housing configured to surround the isolator. The isolator includes a first terminal electrically connected to the arrester by a first wire and a second terminal electrically connected to the ground by a second wire. The housing includes a first opening through which the first terminal extends, a second opening through which the second terminal extends, and a retention mechanism configured to hold the isolator in place relative to the arrester.

Abstract: Systems for disconnecting a surge arrester. One embodiment provides a surge arrester comprising a housing, a connecting interface configured to connect to an electrical power grid, and a disconnector device coupled to the connecting interface. A metal oxide varistor stack is coupled to the disconnector device, and a ground side connection is coupled to the metal oxide varistor stack, the ground side connection configured to connect to a system ground. The disconnector device is configured to disconnect the connecting interface from the system ground based on a predetermined disconnection condition.

Abstract: A surge arrester device comprising a first housing portion including a first end and a second end, the first end including a first opening and the second end including a second opening. The device includes a first axis parallel to the first housing portion, the first axis intersecting a first center of the first opening and a second center of the second opening, and a second axis perpendicular to the first housing portion, the second axis intersecting an intermediate section of the first housing portion. The device includes a second housing portion protruding from the intermediate section of the first housing portion, the second housing portion protruding at an angle between the first axis and the second axis, and a metal oxide varistor (MOV) stack within the second housing portion, wherein the MOV stack is released through an opening of the second housing portion if the arrester faults to ground.

Abstract: Systems for disconnecting a surge arrester. One embodiment provides a surge arrester comprising a housing, a connecting interface configured to connect to an electrical power grid, and a disconnector device coupled to the connecting interface. A metal oxide varistor stack is coupled to the disconnector device, and a ground side connection is coupled to the metal oxide varistor stack, the ground side connection configured to connect to a system ground. The disconnector device is configured to disconnect the connecting interface from the system ground based on a predetermined disconnection condition.

Abstract: In one aspect, the application provides an electrical system including a conductor, a ground, an arrester electrically connected to the conductor, and a disconnector assembly electrically connected between the arrester and the ground. The disconnector assembly includes an isolator configured to perform an operating function in response to the occurrence of an event and a housing configured to surround the isolator. The isolator includes a first terminal electrically connected to the arrester by a first wire and a second terminal electrically connected to the ground by a second wire. The housing includes a first opening through which the first terminal extends, a second opening through which the second terminal extends, and a retention mechanism configured to hold the isolator in place relative to the arrester.

Abstract: A surge arrester device comprising a first housing portion including a first end and a second end, the first end including a first opening and the second end including a second opening. The device includes a first axis parallel to the first housing portion, the first axis intersecting a first center of the first opening and a second center of the second opening, and a second axis perpendicular to the first housing portion, the second axis intersecting an intermediate section of the first housing portion. The device includes a second housing portion protruding from the intermediate section of the first housing portion, the second housing portion protruding at an angle between the first axis and the second axis, and a metal oxide varistor (MOV) stack within the second housing portion, wherein the MOV stack is released through an opening of the second housing portion if the arrester faults to ground.

Abstract: In one aspect, the application provides an electrical system including a conductor, a ground, an arrester electrically connected to the conductor, and a disconnector assembly electrically connected between the arrester and the ground. The disconnector assembly includes an isolator configured to perform an operating function in response to the occurrence of an event and a housing configured to surround the isolator. The isolator includes a first terminal electrically connected to the arrester by a first wire and a second terminal electrically connected to the ground by a second wire. The housing includes a first opening through which the first terminal extends, a second opening through which the second terminal extends, and a retention mechanism configured to hold the isolator in place relative to the arrester.

Abstract: A surge arrester device comprising a first housing portion including a first end and a second end, the first end including a first opening and the second end including a second opening. The device includes a first axis parallel to the first housing portion, the first axis intersecting a first center of the first opening and a second center of the second opening, and a second axis perpendicular to the first housing portion, the second axis intersecting an intermediate section of the first housing portion. The device includes a second housing portion protruding from the intermediate section of the first housing portion, the second housing portion protruding at an angle between the first axis and the second axis, and a metal oxide varistor (MOV) stack within the second housing portion, wherein the MOV stack is released through an opening of the second housing portion if the arrester faults to ground.

Abstract: A disconnector device including an isolator connected between a first terminal and to a second terminal, and a sleeve positioned around the isolator and moveable between an un-extended position prior to the isolator operating and an extended position after the isolator operates, the sleeve being configured to trap debris produced by operation of the isolator.

Abstract: A dead front connector including a housing, an electrical coupling configured to electrically connect a power cable to a device, and an indicator located on the housing. The dead front connector further including a voltage testing circuit configured to test a voltage between the power cable and the device and illuminate the indicator when the voltage is above a predetermined threshold.

Abstract: Systems for disconnecting a surge arrester. One embodiment provides a surge arrester comprising a housing, a connecting interface configured to connect to an electrical power grid, and a disconnector device coupled to the connecting interface. A metal oxide varistor stack is coupled to the disconnector device, and a ground side connection is coupled to the metal oxide varistor stack, the ground side connection configured to connect to a system ground. The disconnector device is configured to disconnect the connecting interface from the system ground based on a predetermined disconnection condition.

Abstract: A disconnector device including an isolator connected between a first terminal and to a second terminal, and a sleeve positioned around the isolator and moveable between an un-extended position prior to the isolator operating and an extended position after the isolator operates, the sleeve being configured to trap debris produced by operation of the isolator.

Abstract: A loadbreak bushing including a housing with a bore extending along the longitudinal axis from a first end of the housing toward a second end of the housing. The bore has a first end positioned at or adjacent the first end of the housing and a second end opposite the first end of the bore. A first electrical contact is positioned within the bore adjacent the second end and is configured to be in electrical communication with an electrical component. The first electrical contact is configured to be physically and electrically coupled to a second electrical contact of a power connection. An arc quenching member is positioned within the bore between the first end of the bore and the first electrical contact. A resistive member is coupled to either the first electrical contact or the arc quenching member.

Abstract: A spark gap assembly that includes a first spark gap segment and a second spark gap segment electrically connected in series with the first spark gap segment. The first spark gap includes a first spark gap and a first grading circuit electrically connected in parallel with the first spark gap. The second spark gap segment includes a second spark gap and a second grading circuit electrically connected in parallel with the second spark gap.

Abstract: Systems for disconnecting a surge arrester. One embodiment provides a surge arrester comprising a housing, a connecting interface configured to connect to an electrical power grid, and a disconnector device coupled to the connecting interface. A metal oxide varistor stack is coupled to the disconnector device, and a ground side connection is coupled to the metal oxide varistor stack, the ground side connection configured to connect to a system ground. The disconnector device is configured to disconnect the connecting interface from the system ground based on a predetermined disconnection condition.

Abstract: A surge arrester device comprising a first housing portion including a first end and a second end, the first end including a first opening and the second end including a second opening. The device includes a first axis parallel to the first housing portion, the first axis intersecting a first center of the first opening and a second center of the second opening, and a second axis perpendicular to the first housing portion, the second axis intersecting an intermediate section of the first housing portion. The device includes a second housing portion protruding from the intermediate section of the first housing portion, the second housing portion protruding at an angle between the first axis and the second axis, and a metal oxide varistor (MOV) stack within the second housing portion, wherein the MOV stack is released through an opening of the second housing portion if the arrester faults to ground.

Abstract: In one aspect, the application provides an electrical system including a conductor, a ground, an arrester electrically connected to the conductor, and a disconnector assembly electrically connected between the arrester and the ground. The disconnector assembly includes an isolator configured to perform an operating function in response to the occurrence of an event and a housing configured to surround the isolator. The isolator includes a first terminal electrically connected to the arrester by a first wire and a second terminal electrically connected to the ground by a second wire. The housing includes a first opening through which the first terminal extends, a second opening through which the second terminal extends, and a retention mechanism configured to hold the isolator in place relative to the arrester.

Abstract: Systems for disconnecting a surge arrester. One embodiment provides a surge arrester comprising a housing, a connecting interface configured to connect to an electrical power grid, and a disconnector device coupled to the connecting interface. A metal oxide varistor stack is coupled to the disconnector device, and a ground side connection is coupled to the metal oxide varistor stack, the ground side connection configured to connect to a system ground. The disconnector device is configured to disconnect the connecting interface from the system ground based on a predetermined disconnection condition.