A slide-in compartment for receiving a module includes: a receiving opening; a compartment base; and a roof. The compartment base and the roof are identical components. In an embodiment, at least one side wall is provided, which has two guide webs, and a lower guide web is assigned to or faces the compartment base and an upper guide web is assigned to or faces the roof.

A slide-in compartment for receiving a module includes: a receiving opening; a compartment base; and a roof. The compartment base and the roof are identical components. In an embodiment, at least one side wall is provided, which has two guide webs, and a lower guide web is assigned to or faces the compartment base and an upper guide web is assigned to or faces the roof.

An arrangement includes: a module insertable into a housing or removable from a housing; and a slide-in compartment for receiving the module. The module is reversibly removable from the slide-in compartment. At least one side wall and/or a compartment rear wall and/or a compartment base of the slide-in compartment in an inserted state of the module forms or form a side wall and/or rear wall and/or a base wall and/or a roof of at least one module.

An arrangement includes: a module insertable into a housing or removable from a housing; and a slide-in compartment for receiving the module. The module is reversibly removable from the slide-in compartment. At least one side wall and/or a compartment rear wall and/or a compartment base of the slide-in compartment in an inserted state of the module forms or form a side wall and/or rear wall and/or a base wall and/or a roof of at least one module.

A circuit breaker racking system includes an electrical drive operatively connected to a mechanical racking mechanism that carries the circuit breaker and moves the circuit breaker between a connect position and a disconnect position within a cubicle, and a circuit breaker trip unit that receives remote commands and controls the electrical drive based on the remote commands. A switchgear system including at least one circuit breaker with an integrated auto-racking system is also provided.

A circuit breaker racking system includes an electrical drive operatively connected to a mechanical racking mechanism that carries the circuit breaker and moves the circuit breaker between a connect position and a disconnect position within a cubicle, and a circuit breaker trip unit that receives remote commands and controls the electrical drive based on the remote commands. A switchgear system including at least one circuit breaker with an integrated auto-racking system is also provided.

A switchgear or control gear includes: at least one first compartment; at least one second compartment; a plurality of main switchgear or control gear components including a main busbar system, a three position linear or rotational movement disconnector, a circuit breaker, and at least a first part of an insulated cable connection; and a plurality of auxiliary switchgear or control gear components including a disconnector drive and a circuit breaker drive. The plurality of main switchgear or control gear components are housed in the at least one first compartment. The plurality of auxiliary switchgear or control gear components are housed in the at least one second compartment. When one or more of the plurality of main switchgear or control gear components is energized, the at least one first compartment is hermetically sealable or maintainable at an internal air pressure greater than ambient air pressure.

A switchgear or control gear includes: at least one first compartment; at least one second compartment; a plurality of main switchgear or control gear components including a main busbar system, a three position linear or rotational movement disconnector, a circuit breaker, and at least a first part of an insulated cable connection; and a plurality of auxiliary switchgear or control gear components including a disconnector drive and a circuit breaker drive. The plurality of main switchgear or control gear components are housed in the at least one first compartment. The plurality of auxiliary switchgear or control gear components are housed in the at least one second compartment. When one or more of the plurality of main switchgear or control gear components is energized, the at least one first compartment is hermetically sealable or maintainable at an internal air pressure greater than ambient air pressure.

A fastening device for fastening a DIN rail to a wall includes: at least one fastening element having a wall fastening portion for fastening the fastening element to the wall, and a DIN rail fastening portion for fastening the fastening element to the DIN rail. When in a fastened state, the DIN rail fastening portion is guided at least in some regions through an opening formed in the DIN rail. The DIN rail fastening portion includes a tongue and groove system into which a portion of the DIN rail is inserted in the fastened state.

A fastening device for fastening a DIN rail to a wall includes: at least one fastening element having a wall fastening portion for fastening the fastening element to the wall, and a DIN rail fastening portion for fastening the fastening element to the DIN rail. When in a fastened state, the DIN rail fastening portion is guided at least in some regions through an opening formed in the DIN rail. The DIN rail fastening portion includes a tongue and groove system into which a portion of the DIN rail is inserted in the fastened state.