Siemens Industry, Inc.

Siemens Energy & Automation, Inc.

Jason P Wiant

Harry W Josten

Jason Parkerson

Russell J Wedemeyer

Donald Carey Boston

Sibi Mathew

Michael White

Robert D Meyer

An electrical bus bar assembly configured to maintain spacing between run-over bus bars and horizontal bus bars. The electrical bus bar assembly having a first run-over bus bar and a second run-over bus bar spaced from the first run-over bus bar, and a first horizontal bus bar spaced from the first run-over bus bar. A yoke brace apparatus is coupled between and maintains a first spacing distance Dbetween the first run-over bus bar and the second run-over bus bar, and one or more bus bar brace apparatus are provided to maintain a second spacing distance Dbetween the first run-over bus bar and the first horizontal bus bar. Yoke brace apparatus and bus bar brace assemblies, bus bar assemblies including the yoke brace apparatus and/or bus bar brace apparatus, bus bar support assemblies, supported electrical bus bar assemblies, and methods of supporting electrical bus bars are disclosed, as are other aspects.

Electrical bus bar assemblies, bus bar support assemblies, bus bar brace apparatus, yoke brace apparatus, and methods

A power distribution system includes a first bus including a first bus bar and a second bus bar. A first portion of the first bus is located in a position where the first bus bar and the second bus bar extend parallel to each other. A space is located between the first bus bar and the second bus bar in the first portion of the first bus. A run-over bus includes two or more run-over bus bars, wherein at least a cross-sectional portion of at least one of the run-over bus bars is located in the space and the at least one run-over bus bar extends parallel to the first bus bar and the second bus bar. Other systems and methods are disclosed.

Bus bar assemblies, power distribution systems, and methods

A cable assembly includes a first cable and a second cable spaced from the first cable. A first brace is coupled between the first cable and the second cable. A second brace is coupled between the first cable and the second cable, wherein the second brace is spaced from the first brace. A link is coupled between the first brace and the second brace. Other cable assemblies, brace assemblies, and methods of bracing cables are disclosed.

Brace assemblies, power distribution assemblies, and methods

A power distribution system includes a bus support. The bus support includes a first sheet of non-conductive material including a first member and three or more second members extending from the first member and a second sheet of non-conductive material including a third member and three or more fourth members extending from the third member. Portions of the three or more second members overlap portions of the three or more fourth members to form two or more first openings. The two or more first openings are configured to receive one or more bus bars. Other embodiments and methods are disclosed.

Bus brace assemblies and methods for power distribution systems

An electrical bus bar assembly including yoke brace apparatus providing support and maintaining a spacing distance D between electrical bus bars. The electrical bus bar assembly includes a first electrical bus bar, a second electrical bus bar spaced the distance D from the first electrical bus bar, and a yoke brace apparatus coupled between the first electrical bus bar and the second electrical bus bar. The yoke brace apparatus includes an insulating yoke brace spacer, a first yoke bracket coupled to the yoke brace spacer on a first end and also coupled to the first electrical bus bar, and a second yoke bracket coupled to the yoke brace spacer on a second end and also to the second electrical bus bar. Yoke brace apparatus, bus bar mounting assemblies, and supported electrical bus bar assemblies and methods of supporting electrical bus bars are disclosed, as are other aspects.

Electrical bus assemblies, yoke brace apparatus, bus bar support assemblies, and methods

A bus brace apparatus for bracing electrical bus bars. The bus brace apparatus includes a bracing block with a plurality of bus bar-receiving recesses configured to receive bus bars therein and a plurality of legs defining sides of the bus-receiving recesses, wherein the legs including first apertures formed there through. Insulating positioners are received in each of the plurality of bus bar-receiving recesses and each of the insulating positioners include a second aperture formed therein. A fastener extends through each of the first and second apertures and aligns each of the insulating positioners within the bus bar-receiving recesses. A channel member is coupled to the bracing block and includes one or more sides configured to interface with a surface of the insulating positioners and limit rotation thereof in the bus bar-receiving recesses. Bus bar assemblies and methods of bracing bus bars are disclosed, as are other aspects.

Bus brace apparatus, bus assemblies, and methods of bracing bus bars

An electrical distribution cabinet switchgear component is disclosed. The electrical distribution cabinet switchgear component includes a compartment housing forming an internal compartment configured to contain secondary electrical components and configured to be coupled to a switchgear cabinet, a hinge assembly coupled to the compartment housing, and a wire guard coupled to the hinge assembly. Electrical distribution cabinet compartment assemblies, including the electrical distribution cabinet switchgear component and a frame connector configured to attach to a frame of a switchgear cabinet, electrical distribution cabinet assemblies, and methods of servicing electrical components located within an internal chamber of an switchgear cabinet are provided, as are other aspects.

Electrical power distribution assemblies including pivotable compartment component, rotatable compartment assemblies, and operational servicing methods

A method for isolating phases in an electrical equipment enclosure having multi-phase bus bars and a mounting base for mounting electrical equipment. The insulation system includes a plurality of components including a plurality of side isolation barriers with each barrier defining at least one slot proximate one edge of the barrier and having at least one tab along another edge of the barrier. A side barrier adapter is configured to engage the isolation barrier and to engage the mounting base. An inner isolation barrier is configured to isolate at least two of the vertical bus bars and couple to the mounting base. A vertical bus rear wall defining a plurality of slots proximate at least two edges of the cover is fastened to the inner isolation barrier. A plurality of corner connectors is configured to engage one of the cover slots and the side isolation barrier slots.

Modular insulation system

A bus joint assembly for use in switchgear equipment having bus bars joined together at a bus joint and for joining vertical and horizontal buses. The bus joint connector comprises a connector, nut plate, connecting and supporting pins as well as a splice bus connector. The bus joint connector with integrated fixture pins locates and supports horizontal buses to vertical buses during assembly.

Bus joint assembly

For use in switchgear equipment having channel bus bars joined together at a bus joint, there is provided a method of servicing and maintaining a channel bus splice assembly and method. The channel bus splice assembly comprises switchgear or switchboard equipment having channel bus bars joined together at a bus joint, there is provided a channel bus splice assembly. The channel bus splice assembly comprises an inner splice plate defining a plurality of throughbores. A sliding clamp plate is configured to reciprocally move within the inner splice plate. The sliding clamp plate defines a plurality of access ports. A pair of nut plates is coupled to the sliding clamp plate and having threaded orifices corresponding to selected throughbores in the inner splice plate. An outer splice plate having a plurality of throughbores corresponding to the threaded orifices in the nut plates.

Method of servicing a channel bus splice assembly

A method and modular insulation system for an electrical equipment enclosure having multi-phase bus bars and a mounting base for mounting electrical equipment. The insulation system includes a plurality of components including a plurality of side isolation barriers with each barrier defining at least one slot proximate one edge of the barrier and having at least one tab along another edge of the barrier. A side barrier adapter is configured to engage the isolation barrier and to engage the mounting base. An inner isolation barrier is configured to isolate at least two of the vertical bus bars and couple to the mounting base. A vertical bus rearwall defining a plurality of slots proximate at least two edges of the cover is fastened to the inner isolation barrier. A plurality of corner connectors is configured to engage one of the cover slots and the side isolation barrier slots.

A method and a mounting plate system for electrical equipment in a switchgear cabinet having spaced apart frame members. The mounting plate system comprises a first mounting plate having a plurality of orifices located proximate an outer edge of the first mounting plate. A second mounting plate having a plurality of orifices located proximate an outer edge of the second mounting plate, wherein the first and second mounting plates are configured to couple to the electrical equipment in the frame members, releaseably secure the electrical equipment to the frame member from the rear of the switchgear cabinet and facilitate removal of the electrical equipment from the front of the switchgear cabinet. Another embodiment, the mounting plate system provides one of the first and second mounting plates defining a through-hole configured to accept the wire.

Mounting plate system

For use in switchgear equipment having channel bus bars joined together at a bus joint, there is provided a channel bus splice assembly and method. The channel bus splice assembly comprises switchgear or switchboard equipment having channel bus bars joined together at a bus joint, there is provided a channel bus splice assembly. The channel bus splice assembly comprises an inner splice plate defining a plurality of throughbores. A sliding clamp plate is configured to reciprocally move within the inner splice plate. The sliding clamp plate defines a plurality of access ports. A pair of nut plates is coupled to the sliding clamp plate and having threaded orifices corresponding to selected throughbores in the inner splice plate. An outer splice plate having a plurality of throughbores corresponding to the threaded orifices in the nut plates.

Channel bus splice assembly

For use in switchgear equipment having bus bars joined together at a bus joint, there is provided a bus joint cover assembly and method. The bus joint cover assembly comprises a collar member having a snap slot. A cap member having a boss snap is configured to engage the snap slot. The cap member is configured to telescopically join with the collar member around the bus joint wherein the bus joint is contained within the bus joint cover assembly. The bus joint cover assembly can include a side cover member configured to position between the collar member and the cap member. The side cover member can be configured to provide a passage for bus bars and can be configured as a bus end cover.

Bus joint cover assembly

A bus brace comb assembly for use in a switchgear assembly. The switchgear assembly has a channel bus bar for conveying electrical current in each phase of the switchgear assembly. The bus brace comb assembly holds the bus bar in place against magnetic forces associated with short-circuit currents in the switchgear bus bar. The bus brace comb assembly comprises a front comb assembly including a first bus clip configured to position the bus bar and a front brace coupled to the bus clip. A rear comb assembly including an interlock clamp configured to engage the channel bus bar and a second bus clip secured to the interlock clamp with a fastener and a rear brace coupled to the interlock clamp/bus clip assembly. A flange of the channel bus bar is pinched in the interlock clamp/bus clip assembly to secure channel bus bar in the switchgear assembly.

Growing community of inventors

Bedford, TX, United States of America

Jason P Wiant