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A unique electrical switchgear system may include a circuit breaker compartment having a compartment wall. The electrical switchgear system may also include a tapered floor pan mounted on the compartment wall. The floor pan may have two side walls disposed oblique to each other; a back wall; and a t

A unique electrical switchgear system may include a circuit breaker compartment having a compartment wall. The electrical switchgear system may also include a tapered floor pan mounted on the compartment wall. The floor pan may have two side walls disposed oblique to each other; a back wall; and a top wall coupled to the side walls and defining a discharge opening adjacent to the back wall. The two side walls, the top wall and the compartment wall may form a tunnel for channeling cooling air in a first direction. The back wall may be operative to redirect the cooling air in a second direction different from the first direction for discharging the cooling air from the discharge opening.

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1. An electrical switchgear system, comprising: a circuit breaker compartment;a floor pan located within the compartment and having two side walls disposed oblique to each other; a back wall; and a top wall coupled to the side walls and defining a discharge opening adjacent to the back wall; andwher

1. An electrical switchgear system, comprising: a circuit breaker compartment;a floor pan located within the compartment and having two side walls disposed oblique to each other; a back wall; and a top wall coupled to the side walls and defining a discharge opening adjacent to the back wall; andwherein the two side walls, the top wall and a bottom wall form a tunnel for channeling cooling air in a first direction, and wherein the back wall includes a portion extending from a distal end of a first sidewall of the two sidewalls to a distal end of a second sidewall of the two sidewalls that blocks passage of cooling air therethrough between the distal end of the first sidewall and the distal end of the second sidewall, wherein the back wall is operative to redirect the cooling air in a second direction different from the first direction for discharging the cooling air from the discharge opening. 2. The electrical switchgear system of claim 1, wherein the circuit breaker compartment comprises a compartment wall; and wherein the compartment wall defines the bottom wall. 3. The electrical switchgear system of claim 1, wherein the back wall is disposed at a distal end of the floor pan; and wherein the floor pan includes an intake disposed at a proximal end of the floor pan for receiving the cooling air into the tunnel, the intake being formed between the two side walls, the top wall and the bottom wall. 4. The electrical switchgear system of claim 3, further comprising a deflector wall disposed between the two side walls and extending between the intake and the back wall, and extending between the bottom wall and the top wall; and wherein the deflector wall is operative to subdivide the tunnel into at least two tunnel portions, and to subdivide the discharge opening into at least two discharge opening portions. 5. The electrical switchgear system of claim 4, wherein the deflector wall is oblique to one or both of the first and second side walls. 6. The electrical switchgear system of claim 3, further comprising a first deflector wall and a second deflector wall disposed between the two side walls, each of the deflector walls extending between the intake and the back wall, and extending between the bottom wall and the top wall, wherein the deflector walls subdivide the tunnel into at least three tunnel portions and subdivide the discharge opening into at least three discharge opening portions. 7. The electrical switchgear system of claim 6, wherein the first and second deflector walls are each oblique to one or both of the first and second side walls. 8. The electrical switchgear system of claim 3, further comprising fan operative to supply the cooling air to the intake. 9. The electrical switchgear system of claim 2, wherein the back wall is disposed at a distal end of the floor pan; wherein the floor pan includes an intake disposed at a proximal end of the floor pan for receiving the cooling air into the tunnel, the intake being formed between the two side walls, the top wall and the bottom wall;further comprising a first deflector wall and a second deflector wall disposed between the two side walls, each of the deflector walls extending between the intake and the back wall, and extending between the bottom wall and the top wall, wherein the deflector walls subdivide the tunnel into at least three tunnel portions and subdivide the discharge opening into at least three discharge opening portions;wherein the first and second deflector walls are each oblique to one or both of the first and second side walls; andfurther comprising a fan operative to supply the cooling air to the intake. 10. An electrical switchgear system, comprising: a circuit breaker compartment having a compartment wall;a plurality of electrical phase components disposed within the circuit breaker compartment; anda tapered structure coupled to the compartment wall and operative to distribute cooling air to the electrical phase components, the tapered structure comprising: first and second side walls spaced apart from each other and disposed oblique to each other;an intake for receiving the cooling air defined between proximal ends of the first arid second sidewalls;a back wall having first and second ends disposed at respective distal ends of the first and second side walls, the back wall extending from the distal end of the first side wall to the distal end of the second side wall to block passage of cooling air between the first and second ends of the back wall therethrough past the respective distal ends of the first and second side; anda top plate spaced apart from the compartment wall and coupled to the first and second sidewalls, the top plate including a cooling air discharge opening adjacent to the back wall and disposed at an angle relative to the intake,wherein the back wall is constructed to redirect the cooling air received from the air intake to the cooling air discharge opening of the top plate. 11. The electrical switchgear system of claim 10, wherein the first and second side walls are coupled to the compartment wall. 12. The electrical switchgear system of claim 10 wherein the circuit breaker compartment includes a mounting plate, wherein the electrical phase components are mounted on the mounting plate. 13. The electrical switchgear system of claim 10, wherein each of the plurality of electrical phase components overhang, at least in part, the cooling air discharge opening; and wherein the cooling air discharge opening is operative to discharge the cooling air onto each of the plurality of electrical phase components. 14. The electrical switchgear system of claim 10, wherein the first and second side walls, the compartment wall, the back wall, and the top plate form a tunnel for channeling the cooling air from the intake at a first angle toward the back wall and out the cooling air discharge opening at a second angle different from the first angle. 15. The electrical switchgear system of claim 14, further comprising a plurality of deflector walls disposed between the first side wall and the second side wall each of the deflector walls extending from a proximal end adjacent the intake to a distal end adjacent the back wall, and extending from the compartment wall to the top plate, wherein the deflector walls subdivide the tunnel into at least three tunnel portions. 16. The electrical switchgear system of claim 15, wherein the deflector walls subdivide the cooling air discharge opening into at least three discharge opening portions. 17. The electrical switchgear system of claim 10, wherein the cooling air discharge opening is perpendicular to the intake. 18. The electrical switchgear system of claim 10, wherein the back wall includes a first portion extending from the compartment wall to the top wall; and an extension extending from the first portion past the top wall, wherein the extension is inclined relative to the first portion. 19. The electrical switchgear system of claim 10, wherein the plurality of electrical phase components includes at least one of a bus bar, a bus bar joint, and a circuit breaker contact arm; wherein the first and second side walls are coupled to the compartment wall;wherein each of the plurality of electrical phase components overhang, at least in part, the cooling air discharge opening; andwherein the cooling air discharge opening is operative to discharge the cooling air to each of the plurality of electrical phase components; wherein the first and second side walls, the compartment wall, the back wall, and the top plate form a tunnel for channeling the cooling air from the intake at a first angle toward the back wall and out the cooling air discharge opening at a second angle different from the first angle;further comprising a plurality of deflector walls disposed between the first side wall and the second side wall, each of the deflector walls extending from a proximal end adjacent the intake to a distal end adjacent the back wall, and extending from the compartment wall to the top plate, wherein the deflector walls subdivide the tunnel into at least three tunnel portions;wherein the deflector walls subdivide the cooling air discharge opening into at least three discharge opening portions;wherein the cooling air discharge opening is perpendicular to the intake; andfurther comprising a fan operative to supply the cooling air to the intake. 20. An electrical switchgear system, comprising; a circuit breaker compartment having a floor therein for mounting a floor pan;a tapered floor pan mounted on the floor, the floor pan including a first wall; a second wall spaced apart from and oblique to the first wall; first and second deflectors disposed between the first wall and the second wall; an end wall coupled to and extending from the first wall to the second wall and oriented to prohibit passage of cooling air between the first wall and the second wall therethrough; and a top plate spaced apart from the floor and coupled to the first wall and the second wall, wherein proximal ends of the first wall, the second wall, and the top plate, in conjunction with the floor form an intake for receiving cooling air into the floor pan; wherein the top plate defines a cooling air discharge opening adjacent to the end wall and perpendicular to the intake for discharging the cooling air; wherein the first and second deflectors subdivide the cooling air discharge opening into a plurality of discharge opening portions; and wherein the end wall is constructed to redirect the cooling air received from the intake to the cooling air discharge opening of the top plate;a first electrical phase component partially overhanging a first of the discharge opening portions;a second electrical phase component partially overhanging a second of the discharge opening portions;a third electrical phase component partially overhanging a third o he discharge opening portions;wherein the first wall, the second wall, the first deflector, the second deflector, the floor and the top plate form a plurality of tunnels extending from the intake in a direction perpendicular to the cooling air discharge opening for delivering the cooling air to the plurality of discharge opening portions for convective cooling of the first, second and third electrical phase components.