Abstract: A drawout system with an interface proving a lower ingress protection rating is provided. The system includes a flange mounted to a door. A sleeve is movably mounted to the door adjacent to the flange. As the circuit breaker is moved from a racked-in position to a test position to a racked-out position, the sleeve moves with the circuit breaker and avoids creating exposure to electrical components within the drawout. The drawout system allows the operator to operate the circuit breaker with the door open or closed.

Abstract: According to one aspect of the invention, a plug-in module is provided for installation in a power distribution assembly. In one embodiment, the plug-in module includes a housing, an electrical isolation and overcurrent protection device located in the housing and a current sensing device located in the housing and adapted to sense a current carried by the electrical isolation and overcurrent protection device. The plug-in module may further include a power cable including a first end that is pre-terminated at the plug-in module to connect the power cable to the electrical isolation and overcurrent protection device, and electrical contacts adapted to removably couple the plug-in module to a plurality of stationary electrical conductors of the power distribution assembly. According to one embodiment, the electrical isolation and overcurrent protection device includes a circuit breaker.

Abstract: An electrical distribution panel includes first and second power inputs, a first circuit breaker electrically between the first power input and a first load bus, a second load bus, an automatic transfer switch having a first input electrically connected to the first load bus, a second input electrically connected to the second power input, and an output electrically connected to the second load bus. The transfer switch selectively electrically connects one of the first and second inputs to the output thereof. Pairs of circuit breakers each includes a second breaker having a first terminal electrically connected to the first load bus, and a second terminal, a third breaker including a first terminal electrically connected to the second load bus, and a second terminal, a power output electrically connected to the second terminals, and an interlock cooperating with the circuit breaker pair to prevent both of them from being closed simultaneously.

Abstract: A circuit breaker is provided and includes a cassette, including a housing surface, a cassette-side terminal block attached to the cassette, including terminal housings arrayed thereon, being rotatable about the housing surface, a circuit breaker configured to be removably inserted into the cassette during a rack-in operation, and a circuit breaker-side terminal block attached to the circuit breaker with terminal housings arrayed thereon.

Abstract: A pitch box assembly for a rooftop application includes a plurality of line sets penetrating through the rooftop, wherein the line sets are configured for supplying a cooling circuit for condenser units, and a plurality of electrical lines penetrating through the rooftop, wherein the electrical lines are configured for supplying power to the condenser units. The pitch box assembly also includes a base mounted to the rooftop, wherein the base has an interior channel receiving the line sets and the electrical lines, and a pitch box mounted to the base. The pitch box has a plurality of disconnects for controlling the supply of power to each of the condenser units. The electrical lines are routed into the pitch box and terminated to respective ones of the disconnects.

Abstract: A seal assembly for an electrical enclosure having a draw-out circuit breaker and a number of conductors is provided having a movable first seal member and a movable second seal member. The circuit breaker includes a protruding nose portion that is engaged by the first and second seal members in a manner that sealingly engages the nose portion. The arrangement of the first and second seal members and the nose portion provides for the sealing engagement to be maintained when the circuit breaker is moved from a first position in which the circuit breaker is not electrically connected to the number of conductors and a second position in which the circuit breaker is electrically connected to the number of conductors.

Abstract: A load center with a circuit breaker with a first recess and a second recess, a main busbar with a first stab that is operatively arranged to insert into the first recess and support a front end of the circuit breaker. The load center also includes a neutral support bar having a second stab and a lug. The lug is connected to a neutral system and the second stab is operatively arranged to insert into the second recess of the circuit breaker. The second stab also supports a back end of the circuit breaker.

Abstract: A power distribution panel having circuit elements such as KTK and GMT fuses removably mounted to a unit housing by means of module members, thereby allowing for ease of customization of the circuit elements of the power distribution panel.

Abstract: A plasma display device includes a plasma display panel, a chassis base coupled to the plasma display panel, a drive circuit coupled to the chassis base, a flexible printed circuit (FPC) couples the drive circuit to electrodes of the plasma display panel. An integrated circuit (IC) is mounted on a film structured in the form of a tape carrier package (TCP), and coupled to the FPC. An epoxy resin deposited in a connecting region where the driver IC is connected to wiring of the FPC is formed with an uneven area that includes indentations and protrusions formed substantially uniformly.

Abstract: The invention relates to a fastening arrangement for fastening a switching device to a mounting tray, the fastening arrangement comprising a fastening point (12) formed in the switching device or the like, and a lug (10) to be fastened to the fastening point (12). The fastening point comprises at least three recesses (16) to receive the protrusion (24) in the lug (10) in such a way that the lug (10) is optionally lockable, when being fastened to the switching device, to different positions defined by the recesses (16), one of the positions being a substantially vertical position, another being a substantially horizontal position, and the rest being positions at an angle between these positions.

Abstract: Certain exemplary embodiments comprise a mounting base adapted to be snapably coupled to a wiring lug. The wiring lug can comprise a prong, which can be adapted to electrically couple a circuit breaker to the wiring lug. The mounting base can define a chamber adapted to receive the wiring lug.

Abstract: The invention relates to a quick-fixing device on electrical installation equipment, in particular, on a power breaker, residual current circuit breaker, or similar, for clipping the same to a standard profile rail in particular a top-hat rail, whereby the electrical installation equipment comprises a recess on the fixing side with a fixed lug arranged on a wall of the recess and a moving lug permanently pressed inwards against a spring force in the direction of a wall, said lug engaging in the assembled state behind the longitudinal edge of the free arm of the top-hat rail. The sprung lug is moulded to a bar, connected in one-piece to the installation equipment by at least one sprung connector web.

Abstract: Certain exemplary embodiments comprise a circuit breaker mounting plate that can comprise a prong adapted to receive a clip. The prong can define a first longitudinal axis that extends in a first direction and in an opposing second direction. The prong can be adapted to receive a spring. The clip can comprise a latch. The latch can be adapted, via the spring, to releasably attach a circuit breaker to the circuit breaker mounting plate.

Abstract: A current limiting system in accordance with the present invention comprises an accessory or canopy mount device that is permanently installed between a source of electrical power 1 and a track lighting system 2. The system may be installed integrally with a track lighting system to supply power to a plurality of lighting tracks from a plurality of power sources or circuits, as desired by a user or lighting designer. The system may also be configured to be compatible with a wide variety of track lighting system power tracks and is difficult to remove once properly installed, thereby making it tamper-proof.

Abstract: An interior assembly for a load center includes a base member disposed at or about a panel member of the load center housing, a first bus bar assembly disposed on the base member, and a first insulating member overlaying the first bus bar assembly and being coupled to the base member. A first portion of the first insulating member receives circuit breakers of the load center, and a second portion receives a second bus bar assembly. A second insulating member overlays the second bus bar assembly and is coupled to the second portion of the first insulating member. A neutral bus bar is coupled to the second insulating member. A fastening mechanism fastens the interior assembly to the panel member. The base member, first and second bus bar assemblies, first and second insulating members, and neutral bus bar are secured together without the use of separate fasteners.

Abstract: A modular power distribution unit (PDU) for supplying electric power to attached equipment in environments such as data centers, computer rooms, and communication centers, where power requirements for attached equipment may vary. The power distribution unit includes a frame and one or more user-replaceable power modules, which fit into slots in the frame. Each power module provides one of more plug receptacles for attaching equipment to provide power thereto. The power modules are available in a variety of receptacle types, receptacle numbers, and power rating configurations to accommodate various equipment in a particular environment, as needed. The frame includes an internal connector panel for distributing power from a power source to the power modules when they are inserted in the frame. The power modules may be removed, installed, and interchanged in the frame without interrupting power to other power modules or to the power distribution unit.

Abstract: A metering device of a power substation and method are provided for operating on a secondary analog waveform output by a transformer assembly receiving a primary waveform. The method includes stepping down the secondary waveform and generating a corresponding output signal; operating on the corresponding output signal for generating a corresponding first digital signal having a value proportional to the corresponding output signal and within a first range; and operating on the corresponding output signal for generating a corresponding second digital signal having a value proportional to the corresponding output signal and within a second range. The method further includes processing the first digital signal and outputting a corresponding first output signal; processing the second digital signal and outputting a corresponding second output signal; processing the first and second output signals; and generating output corresponding to the processing of the first and second output signals.

Abstract: Certain exemplary embodiments comprise a mounting base adapted to be snapably coupled to a wiring lug. The wiring lug can comprise a prong, which can be adapted to electrically couple a circuit breaker to the wiring lug. The mounting base can define a chamber adapted to receive the wiring lug.

Abstract: A power distribution panel having circuit elements such as KTK and GMT fuses removably mounted to a unit housing by means of module members, thereby allowing for ease of customization of the circuit elements of the power distribution panel.

Abstract: An adapter is for mounting an electrical switching apparatus, such as a circuit breaker, on the back panel of an enclosure, such as a switchgear cabinet. The back panel has at least one aperture. The adapter includes a first end portion coupled at or about the aperture of the back panel, an engaging portion engaging and securing the circuit breaker to the adapter, a fastener, and a second end portion disposed distal from the first end portion and including an elongated slot. The elongated slot receives the fastener in order to couple the adapter to the back panel when the fastener is fastened, while enabling adjustment of the adapter and the circuit breaker coupled thereto, with respect to the back panel, when the fastener is unfastened. The first end portion, the engaging portion and the second end portion form a single piece adapter. An enclosure assembly is also disclosed.

Abstract: The present invention which provides for a consolidated circuit breaker support insulator and bus alignment piece having a molded body and at least one horizontal bus. Preferably, there are three horizontal buses. Each horizontal bus is structured to extend between, and be in electrical communication with, a socket bus horizontal terminal and a vertical conductor. The molded support includes a non-conductive body has a vertical plate member and a horizontal plate member.

Abstract: An adjustable riser assembly for retrofitting an existing panel board enclosure with a replacement interior has a pair of base members secured to the rear wall of the enclosure with base flanges projecting forward. A floating member has end pieces with floating flanges that overlap and are joined to the base flanges by fasteners that engage selected ones of a second set of holes in each floating flange aligned along a first linear axis and a first set of holes in each base flange arranged in two rows each parallel to a second linear axis that is oblique to the first linear axis to adjust the height of the riser assembly. One or two planar members extending between the end pieces have a fourth set of holes that can be selectively aligned with a third set of holes in the end pieces for engagement by second fasteners to adjust the length of the riser assembly.

Abstract: An offset assembly for a circuit breaker includes at least one two plane member having a first plate and a second plate. The first and second plates are joined at an edge and extend generally perpendicular to each other. The second plate is structured to be coupled to the quick disconnect and the first plate is structured to be coupled to the circuit breaker terminal so that the second plate is not aligned with the centerline of the circuit breaker terminal.

Abstract: An electric coupling device includes a housing having a front socket opening and a rear chamber formed by two side wall. Two prongs are disposed in the socket opening of the housing and each has a free end extended out of the housing, and two conductor terminals are electrically coupled to the prongs, and a circuit breaker is coupled between one of the prongs and one of the conductor terminals and includes a conductor blade made of memorized material for selectively terminating or switching off the electric circuit between the conductor terminal and the prong when overheated or overloaded, and a reset knob may selectively and easily and readily switch on the electric circuit again.

Abstract: The present invention is directed to a system for modifying a circuit breaker for removable installation in a cell of switchgear system, wherein the unmodified circuit breaker is not adapted for mounting in the cell. The system includes an adapter frame to which the circuit breaker is mounted and gear assemblies mounted to opposing sides of the circuit breaker. The gear assemblies adapt a racking device of the circuit breaker so as to be operable to rack the circuit breaker within the cell of the switchgear system.

Abstract: A terminal block time delay relay includes a terminal block, a plurality of terminals, a first timing control, and a timing circuit. The terminal block defines a socket operable to receive an electrical relay. The plurality of terminals are accessible at edges of the terminal block. The first timing control is supported by the terminal block. The timing circuit is housed by the terminal block and coupled to the terminals, the first timing control, and the socket.

Abstract: A conducting element for shunting an electric power supply from a main conductor to an accessory device operatively associated with a circuit breaker, whose particularity consists of the fact that it comprises a contoured body that is meant to be arranged in a seat on the body of the circuit breaker in which a terminal for connection to the main conductor is arranged, the contoured body comprising at least one first surface that is suitable to be rested against a wall of the seat on the circuit breaker body and a second surface that protrudes at right angles from the first surface and is suitable to operatively couple to an additional conducting component that can be connected electrically to the accessory device.

Abstract: A breaker distribution module is disclosed. The breaker distribution module essentially includes an insulation rod, a plurality of output terminals, a plurality of input busbars and a plurality of breakers. The insulation rod is composed of a plurality of insulation blocks. The output terminals are disposed on the insulation rod. The breakers connect to the output terminals and the input busbars. Each of the breakers corresponds to one of the output terminals. In addition, the insulation rod can also be manufactured as an integrative unit, and the breaker distribution module further includes a connection busbar electrically coupled to the input busbars. The design of the pluralities of insulation blocks decreases the fabricating cost. In addition, the connection busbar is able to change the output voltage disposition of the breaker distribution module.

Abstract: The Switchgear unit, especially a motor starter, has a contactor and a power switch for short-circuit protection. The additional function of overload protection envisaged for the switchgear unit is integrated in an overload relay that is configured separately from the power switch. The components thereof extend into free areas formed by the arrangement of the contactor and power switch as standard components on a support.

Abstract: A modular power distribution unit (PDU) for supplying electric power to attached equipment in environments such as data centers, computer rooms, and communication centers, where power requirements for attached equipment may vary. The power distribution unit includes a frame and one or more user-replaceable power modules, which fit into slots in the frame. Each power module provides one of more plug receptacles for attaching equipment to provide power thereto. The power modules are available in a variety of receptacle types, receptacle numbers, and power rating configurations to accommodate various equipment in a particular environment, as needed. The frame includes an internal connector panel for distributing power from a power source to the power modules when they are inserted in the frame. The power modules may be removed, installed, and interchanged in the frame without interrupting power to other power modules or to the power distribution unit.

Abstract: The configuration switch array for motor vehicle instrument panels provides for the free substitution and replacement of switches without rewiring of the instrument panel. Each switch assembly in the switch array includes a plurality of identification fingers projecting from the bottom of a switch assembly housing. The pattern and number of the identification fingers indicate the function the switch assembly is to invoke.

Abstract: A circuit breaker includes a molded case comprised of a case and a cover. Terminal parts to be connected to a power supply and a load are provided respectively at front and rear ends of the molded case. A control mechanism for switching a movable contact is disposed between the front and rear terminal parts. The cover is divided into three parts for covering the control mechanism and the terminal parts disposed at front and rear of the control mechanism, respectively. The front and rear parts of the cover covering the terminal parts are detachably mounted on the molded case as terminal covers.

Abstract: An apparatus and a method for entering data into a computerized navigation system of an aircraft is described. The device is strapped to the thigh with a connection provided to the aircraft avionics. To facilitate safety, quick release of the device from the avionics is provided. Alternatively, instead of a hard wired connection, a wireless connection is disclosed utilizing radio frequencies or infrared light. Alternatively, a pull away release is provided on the strap. The device consists of the keyboard that is ergonomically designed to provide one handed operation. Key layout on the keyboard is ergonomically designed to facilitate operation of the avionics being controlled. Backlighting of the keyboard provides illumination so that operation in low light conditions is possible. The keyboard may be equipped with a cover attached by a hinge that may be removed. The cover provides a convenient writing surface for the operator.

Abstract: An interlock assembly for an electrical panel which includes a primary switch arrangement interconnected with a primary power source, and an auxiliary switch arrangement interconnected with an auxiliary power source for supplying power to the electrical panel in the event of an interruption in the primary power source. The interlock assembly includes an interlock member that is movable between first and second interlock positions, for preventing the primary and auxiliary switch arrangements from simultaneously being in the ON position, to ensure that power from only a single power source is supplied to electrical panel at any one time. The interlock assembly includes a movable interlock member interconnected with a support arrangement mounted to the electrical panel within a space defined between the primary and auxiliary switch arrangements.

Abstract: A circuit breaker includes a molded case comprised of a case and a cover. Terminal parts to be connected to a power supply and a load are provided respectively at front and rear ends of the molded case. A control mechanism for switching a movable contact is disposed between the front and rear terminal parts. The cover is divided into three parts for covering the control mechanism and the terminal parts disposed at front and rear of the control mechanism, respectively. The front and rear parts of the cover covering the terminal parts are detachably mounted on the molded case as terminal covers.

Abstract: A stored energy system is provided for delivering AC electrical power to a load. This system includes a single housing containing within a battery bank for storing DC power, and an inverter for receiving either DC power or AC power and converting DC power to AC power. The stored electrical system includes five circuit breakers mounted on the outside surface of the housing. Twist lock plugs are connected to each of the circuit breakers for removably connecting input power sources and output loads with the circuit breakers. A first circuit breaker is connected to a solar power source. A second circuit breaker is connected to a wind generator. A third circuit breaker is connected to a generator for generating AC power. A fourth circuit breaker is connected to a utility supplying AC power. A fifth circuit breaker is connected to the outside AC power load.

Abstract: An electrical functional device for use in the field of aviation, for example, a safety switch, is described. The functional device has a housing out of which a cylindrical fixing neck projects. The fixing neck contains, on an outer circumference thereof, a fine-pitch threading for screwing on a nut, and carries, at a distance from the end thereof that is attached to the housing, a radially protruding bearing flange. The bearing flange serves to hold the device in a fixed position, in which the fixing neck projects through a fastening hole of a wall element and is held therein against the bearing flange by a nut. The fixing neck is a one-piece part made out of plastic. It contains, between the end of the threading thereof and the bearing flange, an unthreaded shaft area, which is coaxial in relation to the fixing neck.

Abstract: A sports lighting system for a large area at which a sporting event occurs includes light structures at the large area to illuminate at least that portion of the large area where the sporting event occurs. A lighting control unit is disposed at the large area. Included are power connector modules connected to a power bus in a cavity of a housing of the unit. Electrical conductors for each of the light structures connect to a respective one of the power connector modules and to lighting on the respective light structure such that electrification of lighting on all the light structures occurs through the lighting control unit. The cavity preferably accommodates expansion or a remote diagnostic unit and mounting on a ground-mounted concrete stanchion. A related method is also disclosed. The present invention also provides an electrical control unit and a power connector module.

Abstract: A circuit breaker panel includes a panel having a surface; an electrically conductive grounding member, such as a grounding strip, adapted for electrical connection to ground; a circuit breaker having an electrically conductive surface; and one or more fasteners fastening the circuit breaker to the panel. The electrically conductive grounding member is sandwiched between the surface of the panel and the electrically conductive surface of the circuit breaker. The electrically conductive circuit breaker surface electrically engages the electrically conductive grounding member.

Abstract: A generally rigid, plastic housing has therein a pair of chambers, one of which is larger than the other, and each of which opens at one end thereof on the front of the housing and is closed at its opposite end by an integral back wall of the housing which is secured by a pair of plastic bolts to the plane surface of a rather rigid, laminated bus bar. Secured in each of a pair of spaced socket recesses in the housing back wall is a female socket terminal, one of which extends into its associated recess from a conductor in the bus bar, and the other of which is connected to another, male terminal which is housed in the other chamber. Each of the two socket recesses opens on the larger chamber, and the sockets therein are disposed to accommodate a pair of male terminals which project from a circuit breaker releasably housed in the larger chamber. Also, an additional male terminal projects from another conductor from the bus bar into the other chamber adjacent the other terminal located therein.

Abstract: An interface for a plug-in circuit breaker for carrying auxiliary components is disclosed. The interface includes a substrate having a base surface secured to the circuit breaker and a mounting surface. A plurality of auxiliary contact blocks, each carrying eight auxiliary contacts, can be mounted on the mounting surface. A plurality of rating plugs, for avoiding insertion of a wrong breaker into a plug-in base, may further be mounted on the mounting surface. The interface may further include a plurality of tunnel-shaped passageways for routing auxiliary circuit wires and preventing their interference with moving parts of the breaker.

Abstract: An interface for a plug-in circuit breaker for carrying auxiliary components is disclosed. The interface includes a substrate having a base surface secured to the circuit breaker and a mounting surface. A plurality of auxiliary contact blocks, each carrying eight auxiliary contacts, can be mounted on the mounting surface. A plurality of rating plugs, for avoiding insertion of a wrong breaker into a plug-in base, may further be mounted on the mounting surface. The interface may further include a plurality of tunnel-shaped passageways for routing auxiliary circuit wires and preventing their interference with moving parts of the breaker.

Abstract: A connector module for overcurrent protection devices uses a printed circuit board substrate as a support surface for line and load busbar members and auxiliary signal clip connectors disposed on one side of the substrate. Passageways in the substrate enable male current plugs to extend through the substrate to mate with sockets disposed in the busbars. Additional passageways enable auxiliary contact terminals to extend through the substrate. Clip connectors disposed on the substrate are used to make electrical contact to the auxiliary terminals. In a preferred embodiment, the sockets and clips are shaped and dimensioned to mate with the current and alarm contact terminals of a plug-in circuit breaker.

Abstract: A computer microprocessor has a housing portion with a recess formed in a top side wall thereof, and a die portion inset within the recess. Operating heat from the die is removed by heat dissipation apparatus which automatically adapts to variations in the microprocessor bond line thickness and includes a sheet metal EMI shield wall overlying the microprocessor and having a condensing end portion of a thermosyphoning heat pipe secured to its bottom side, with an evaporating end portion of the heat pipe overlying the die recess and being resiliently deflectable toward a phase change thermal pad mounted on the top side of the die and inset into the housing die recess. A laterally Enlarged heat sink section is integrally formed on the evaporating end portion and has a flat bottom side and an arcuate top side.

Abstract: A modular electrical fitting suitable for the instrument panel of a motor boat, has a plastic housing 8, 9, 10, having a rectangular foot print, with each side having a shaped upper edge, and a connection cavity 11 positioned in the uppermost portion of each side edge, so that the modular unit 8, 9, 10 can be connected together by means of a resilient joining device 13, which can be pushed in place to physically connect two of the modular units together as shown between units 8 and 9. This enables the modular units to be held together from above, whilst the underside of the units can be connected together by brass bus bars or the like to provide a secure electrical connection between adjacent units, so that the modular units can be connected together box physically and electrically. Each of these modular units 8, 9, 10, etc can be provided with a switch, fuse, or other electrical component, so that the modular units can be connected together to form an entire switchboard or instrument panel.

Abstract: An alternating current circuit breaker having an extended fin cantilevered from its housing. A portion of the fin along its extended length is magnetized so that the fin flutters in the magnetic field generated by the alternating current conducted through the breaker. The resulting magnetic resonance vibration establishes forced, convective heat transfer which assists cooling of the breaker.

Abstract: A lock-down device for use in a circuit breaker assembly. The device comprises a base for releasably securing the device to the assembly's saddle, an arm portion connected to the base, and a hand portion, connected to the arm portion, for engaging the housing of a first circuit breaker such that when the first circuit breaker and a second circuit breaker is mounted on the saddle the hand portion is intermediate the first and second circuit breakers and the first circuit breaker cannot be inadvertently removed from the saddle. In an alternative embodiment, the hand portion of the device comprises flanges for engaging and permitting the lock-down of the second circuit breaker as well.

Abstract: A mountable circuit breaker assembly and a method for mounting a circuit breaker on a base. A body portion of the circuit breaker is provided with rail insertion grooves on opposite sides thereof. The rail insertion grooves receive stepped portions of a corresponding pair of mounting rails mounted on a base. The circuit breaker body is retained relative to the mounting rails by engaging a protruding portion provided on one of the stepped portion of the mounting rails and the rail insertion grooves with a recessed portion provided on the other of the stepped portion of the mounting rails and the rail insertion grooves. The circuit breaker may be mounted onto a base on which the pair of mounting rails is provided by sliding the circuit breaker body between the mounting rails so that the respective stepped portions of the mounting rails are received in the respective rail insertion grooves provided on the circuit breaker body.

Abstract: The present invention provides an assembly and method for mounting a plurality of circuit breakers for electrical and mechanical connection to a bus bar in a module of a distribution board. The mounting assembly includes each circuit breaker having a housing which is defined by a contact end for connecting to the bus bar, a mounting end for securing to the cell of the distribution board, and side panels extending therebetween. Each housing has a top surface and a bottom surface. The connect end of each housing has a bus bar terminal for connecting to the bus bar. At least one spacer is located between at least two of the circuit breakers. The spacer has a predetermined width between the side panels of adjacent circuit breakers. The spacer width is sufficient to spread the circuit breakers apart from each other and align the bus bar terminal of each housing with the busbar.

Abstract: A circuit breaker panelboard enclosure is adapted to receive circuit breaker covers that are attached to the interior or circuit breaker module without requiring attachment screws and the like. The circuit breaker modules within the enclosure are equipped with electrically-insulative extension clips that are received and retained within apertures formed in the circuit breaker covers in press-fit relation. The circuit breaker covers are removed by grasping the ends of the circuit breaker covers and pulling the circuit breaker covers away from the enclosure.