Abstract: A main feed thru unit configured as a service equipment or a main service disconnect is provided for distributing power in modular metering mains. The main feed thru unit comprises an enclosure having a back side, a first side, a second side, a top side and a bottom side and a bus assembly. The bus assembly includes a feed thru bus assembly including a plurality of feed thru bus bars configured to receive line power at feed line terminals and pass thru power to feed thru terminals, a cross bus assembly including a plurality of cross bus bars extending between the first side and the second side and a main breaker coupled between the feed line terminals and the plurality of cross bus bars to feed power thru and output power via the plurality of cross bus bars. The enclosure is configured to allow electrical connection to the plurality of cross bus bars through an opening in at least one of the first side and the second side.

Abstract: An expandable bused elbow is provided for connecting modular metering equipment around an inside corner. The expandable bused elbow comprises an enclosure configured to fit in a gap between modular equipment. The enclosure has a box assembly with a sliding mechanism that enables expansion of the box assembly. The expandable bused elbow further comprises a first bussed interior assembly enclosed within the enclosure having a first bottom end and a second bussed interior assembly enclosed within the enclosure having a second bottom end. The first bussed interior assembly has a first bussing expansion mechanism that enables expansion of the first bussed interior assembly. The second bussed interior assembly has a second bussing expansion mechanism that enables expansion of the second bussed interior assembly. The expandable bused elbow further comprises a center corner assembly disposed in a middle space between the first bussed interior assembly and the second bussed interior assembly.

Abstract: A 3-phase group modular metering system, with a 3-phase four main cross bus A, B, C and N configuration is provided to distribute 3-phase four wire power to a single-phase three main cross bus A1, B1 and N1 configuration as single-phase three wire power. The system comprises a 3-phase main connection module, at least one or more single-phase in to single-phase out metering module stacks, a number of 3-phase metering module stacks ranging from as few as none to as many as a plurality and a connection joint. The connection joint is disposed between a last 3-phase module and the at least one or more single-phase in to single-phase out metering module stacks to derive the 3-phase four main cross bus A, B, C and N configuration into the single-phase three main cross bus of A1, B1 and N1 configuration.

Abstract: An expandable bused elbow is provided for connecting modular metering equipment around an inside corner. The expandable bused elbow comprises an enclosure configured to fit in a gap between modular equipment. The enclosure has a box assembly with a sliding mechanism that enables expansion of the box assembly. The expandable bused elbow further comprises a first bussed interior assembly enclosed within the enclosure having a first bottom end and a second bussed interior assembly enclosed within the enclosure having a second bottom end. The first bussed interior assembly has a first bussing expansion mechanism that enables expansion of the first bussed interior assembly. The second bussed interior assembly has a second bussing expansion mechanism that enables expansion of the second bussed interior assembly. The expandable bused elbow further comprises a center corner assembly disposed in a middle space between the first bussed interior assembly and the second bussed interior assembly.

Abstract: An expandable bused spacer is provided for installing modular metering equipment such as in an electrical room of a high rise building. The expandable bused spacer comprises an enclosure configured to fit in a gap between modular equipment and a bussed interior assembly enclosed within the enclosure. The enclosure has a box assembly with a sliding mechanism that enables expansion of the box assembly. The bussed interior assembly has a bussing expansion mechanism that enables expansion of the bussed interior assembly. An expandable bused elbow for connecting modular metering equipment around an inside corner is also provided.

Abstract: An expandable bused spacer is provided for installing modular metering equipment such as in an electrical room of a high rise building. The expandable bused spacer comprises an enclosure configured to fit in a gap between modular equipment and a bussed interior assembly enclosed within the enclosure. The enclosure has a box assembly with a sliding mechanism that enables expansion of the box assembly. The bussed interior assembly has a bussing expansion mechanism that enables expansion of the bussed interior assembly. An expandable bused elbow for connecting modular metering equipment around an inside corner is also provided.

Abstract: A main breaker apparatus including feed thru bus and cross bus capability for multi-unit buildings. The main breaker apparatus includes an enclosure and a bus assembly within the enclosure. The bus assembly includes a feed thru bus assembly including a plurality of feed thru bus bars configured to receive line power at a first end and pass thru power at a second end, a cross bus assembly including a plurality of cross bus bars, and a main circuit interface device coupled between the plurality of feed thru bus bars and the plurality of cross bus bars. Electrical power distribution systems including the main breaker apparatus and methods of providing power to a multi-unit building are disclosed, as are other aspects.

Abstract: A main feed thru unit configured as a service equipment or a main service disconnect is provided for distributing power in modular metering mains. The main feed thru unit comprises an enclosure having a back side, a first side, a second side, a top side and a bottom side and a bus assembly. The bus assembly includes a feed thru bus assembly including a plurality of feed thru bus bars configured to receive line power at feed line terminals and pass thru power to feed thru terminals, a cross bus assembly including a plurality of cross bus bars extending between the first side and the second side and a main breaker coupled between the feed line terminals and the plurality of cross bus bars to feed power thru and output power via the plurality of cross bus bars. The enclosure is configured to allow electrical connection to the plurality of cross bus bars through an opening in at least one of the first side and the second side.

Abstract: A 3-phase group modular metering system, with a 3-phase four main cross bus A, B, C and N configuration is provided to distribute 3-phase four wire power to a single-phase three main cross bus A1, B1 and N1 configuration as single-phase three wire power. The system comprises a 3-phase main connection module, at least one or more single-phase in to single-phase out metering module stacks, a number of 3-phase metering module stacks ranging from as few as none to as many as a plurality and a connection joint. The connection joint is disposed between a last 3-phase module and the at least one or more single-phase in to single-phase out metering module stacks to derive the 3-phase four main cross bus A, B, C and N configuration into the single-phase three main cross bus of A1, B1 and N1 configuration.

Abstract: A main breaker apparatus including feed thru bus and cross bus capability for multi-unit buildings. The main breaker apparatus includes an enclosure and a bus assembly within the enclosure. The bus assembly includes a feed thru bus assembly including a plurality of feed thru bus bars configured to receive line power at a first end and pass thru power at a second end, a cross bus assembly including a plurality of cross bus bars, and a main circuit interface device coupled between the plurality of feed thru bus bars and the plurality of cross bus bars. Electrical power distribution systems including the main breaker apparatus and methods of providing power to a multi-unit building are disclosed, as are other aspects.

Abstract: A fusible meter socket apparatus is disclosed. The meter stack apparatus includes an enclosure having a first and second side, a meter section including a stack of meter sockets configured to accept utility meters, a cross bus connection section including cross bus bars adapted to provide modular connection to other components, a pull-out fusible switch contained within the enclosure, riser bus bars coupled to a load side of the fusible switch and to a line side of the stack of meter sockets, and connect bus bars coupled to a line side of the fusible switch and to the cross bus bars. Electrical power distribution apparatus including the fusible meter socket apparatus, and methods of operating the fusible meter socket apparatus are disclosed, as are other aspects.

Abstract: An electrical distribution system having a meter socket, load center combination apparatus is disclosed. The meter socket, load center combination apparatus has an enclosure having a meter socket section with a meter socket configured to receive an owner utility meter, an owner load center with a plurality of locations configured to receive circuit interface devices, and a combination cross bus connection section extending between sides of the enclosure, the cross bus connection section having one or more side openings configured to allow electrical connection to one or more main cross bus bars of a main panel, a parallel energy source disconnect, and a parallel energy source coupled to the parallel energy source disconnect. Methods of configuring electrical distribution systems are disclosed, as are other aspects.

Abstract: A fusible meter socket apparatus is disclosed. The meter stack apparatus includes an enclosure having a first and second side, a meter section including a stack of meter sockets configured to accept utility meters, a cross bus connection section including cross bus bars adapted to provide modular connection to other components, a pull-out fusible switch contained within the enclosure, riser bus bars coupled to a load side of the fusible switch and to a line side of the stack of meter sockets, and connect bus bars coupled to a line side of the fusible switch and to the cross bus bars. Electrical power distribution apparatus including the fusible meter socket apparatus, and methods of operating the fusible meter socket apparatus are disclosed, as are other aspects.

Abstract: A parallel electric service system including a combination load center is disclosed. More particularly, the parallel electric service system encompasses a combination load center adapted to receive power from a utility power source and a parallel power source such as a solar module, wind turbine, fuel cell, or the like. Power may be supplied to electrical loads of branches of the system by the utility power source, parallel power source, or both. The system also provides electrical usage metering and allows electrical power to flow back to the grid. Methods of connecting parallel power sources in the parallel electric service system are provided, as are other aspects.

Abstract: A meter socket, load center combination apparatus is disclosed. The meter socket, load center combination apparatus has an enclosure having a meter socket section with a meter socket configured to receive a utility meter, a load center section having a panelboard with a plurality of locations configured to receive circuit interface devices, and a cross-bus connection section extending between first and second sides of the enclosure, the cross bus connection section having one or more side openings configured to allow electrical connection to one or more cross bus bars, and a main circuit breaker coupled between the panelboard and the meter socket. Methods of assembling power distribution systems and electrical distribution systems including the meter socket, load center combination apparatus are disclosed, as are other aspects.

Abstract: A device for disconnecting electrical power from a first stack of meter modules, wherein the power is supplied by a main box that also supplies power to a second stack of meter modules. The device includes an incoming bus section for receiving power from the main box and an outgoing bus section for feeding power to the first stack of modules. In addition, the device includes a cross bus device connected to the incoming and outgoing bus sections and a circuit breaker connected to the cross bus device. When the circuit breaker is closed, power is supplied to the first and second stacks of modules. When the circuit breaker is opened, power to the first stack of modules is disconnected while power to the second stack of modules is maintained.

Abstract: An electrical distribution system having a meter socket, load center combination apparatus is disclosed. The meter socket, load center combination apparatus has an enclosure having a meter socket section with a meter socket configured to receive an owner utility meter, an owner load center with a plurality of locations configured to receive circuit interface devices, and a combination cross bus connection section extending between sides of the enclosure, the cross bus connection section having one or more side openings configured to allow electrical connection to one or more main cross bus bars of a main panel, a parallel energy source disconnect, and a parallel energy source coupled to the parallel energy source disconnect. Methods of configuring electrical distribution systems are disclosed, as are other aspects.

Abstract: A meter socket, load center combination apparatus is disclosed. The meter socket, load center combination apparatus has an enclosure having a meter socket section with a meter socket configured to receive a utility meter, a load center section having a panelboard with a plurality of locations configured to receive circuit interface devices, and a cross-bus connection section extending between first and second sides of the enclosure, the cross bus connection section having one or more side openings configured to allow electrical connection to one or more cross bus bars, and a main circuit breaker coupled between the panelboard and the meter socket. Methods of assembling power distribution systems and electrical distribution systems including the meter socket, load center combination apparatus are disclosed, as are other aspects.

Abstract: A device for disconnecting electrical power from a first stack of meter modules, wherein the power is supplied by a main box that also supplies power to a second stack of meter modules. The device includes an incoming bus section for receiving power from the main box and an outgoing bus section for feeding power to the first stack of modules. In addition, the device includes a cross bus device connected to the incoming and outgoing bus sections and a circuit breaker connected to the cross bus device. When the circuit breaker is closed, power is supplied to the first and second stacks of modules. When the circuit breaker is opened, power to the first stack of modules is disconnected while power to the second stack of modules is maintained.

Abstract: A parallel electric service system including a combination load center is disclosed. More particularly, the parallel electric service system encompasses a combination load center adapted to receive power from a utility power source and a parallel power source such as a solar module, wind turbine, fuel cell, or the like. Power may be supplied to electrical loads of branches of the system by the utility power source, parallel power source, or both. The system also provides electrical usage metering and allows electrical power to flow back to the grid. Methods of connecting parallel power sources in the parallel electric service system are provided, as are other aspects.