In a power conversion device, cable connection positions of connections in which a plurality of bus bars is respectively connected to external line cables are non-overlapping with each other as viewed from a side on which the external line cables are pulled out.

A substrate unit of an embodiment includes a plurality of substrates and a holding part. The plurality of substrates are arranged at a constant interval in a thickness direction. The holding part integrally holds the plurality of substrates and allows, relative to one substrate of the plurality of substrates, another substrate to be movable along a plane direction of the substrate.

A method for installing a heavy and bulky switching module, in particular a static transfer switch, in an electrical cabinet, by way of an installation kit to make the switching module easily removable and interchangeable, regardless of its size and weight. The electrical cabinet is equipped with the installation kit including at least two support rails, extendable between an extended position outside, and a retracted position inside, the electrical cabinet, and forming two parallel rolling paths. The switching module is equipped with rollers in two parallel rows, arranged to circulate on the rolling paths to enable movement of the switching module relative to the electrical cabinet by pushing and pulling with minimal effort. A raised transport pallet is also used to facilitate handling of the switching module outside of the electrical cabinet by a simple industrial truck, without resorting to a lifting device.

A display device includes a cover module having a storage space therein, a display panel configured to be at least partially disposed inside the storage space or withdrawn outside the storage space, a first driving system configured to embed the display panel into the cover module or withdraw the display panel from the cover module in a first direction, and a first elevation assistance system disposed inside the storage space and configured to control a speed of raising and lowering the display panel.

An electrical device comprising a frame, a first wall connected to the frame, a power converter adapted to convert electric energy from one form to another, the power converter comprising at least one power converter element, and a controller adapted to control the power converter, the controller comprising at least one controller element. The first wall is pivotally connected to the frame about a first pivoting axis such that the first wall is adapted to pivot between a first position in which the first wall is adapted to protect the at least one controller element, and a second position which is adapted to provide an access to the at least one controller element for maintenance and repair.

A control cabinet for at least one electrical drive controller includes a control cabinet housing a first cabinet compartment formed in the control cabinet housing and having at least one inlet opening for fresh air, at least one first transfer opening and a fresh air duct flow-connecting the inlet opening to the first transfer opening. A second cabinet compartment is formed in the control cabinet housing and has at least one outlet opening for exhaust air, at least one second transfer opening, and an exhaust air duct flow-connecting the outlet opening to the second transfer opening. A third cabinet compartment is formed in the control cabinet housing and is sealed off in terms of flow from the first cabinet compartment, the second cabinet compartment, and the environment outside the control cabinet. A partition delimits the third cabinet compartment in terms of flow from the first cabinet compartment and the second cabinet compartment, and has the at least one first transfer opening and the at least one second transfer opening. The third cabinet compartment is in the form of a rack with at least one drawer, wherein each drawer is designed to receive an insertable control device.

The invention relates to a method for producing a power module (1) and a power module (1), in particular for a medium or high voltage converter (2), comprising at least one power semiconductor module (3), at least one energy storage module (5), at least one cooling device (7), at least two busbars (10), wherein the cooling device (7) is configured to be electrically conductive and is connected to a protective housing (19) shielding at least the power semiconductor module (3) from the environment, which protective housing (19) has at least one insertion opening (20) for inserting and fastening a connecting element (15), and an electrically conductive connecting element (15) is arranged at a predefinable connection position (16) between at least the cooling device (7) and one of the busbars (10) for forming a defined charge-reversal path (17).

A modular, scalable, multi-function, power quality system provides a modular and scalable power conditioning system for utility networks. A configurable frame is coupled to an electrical input and an electrical output. A plurality of functional slots each including a receiving connector are coupled to the frame. One or more unique function subsystems are coupled to selected functional slots. Each unique function subsystem includes one or more electrical components coupled to the receiving connector of selected functional slots configured to define functional capability associated with the one or more functional slots. A plurality of identical power modules are disposed in selected functional slots of each of the one or more unique function subsystems. A controller coupled to each of the power modules is configured to enable the power modules in predetermined functional slots of the one or more unique subsystems to perform a predetermined function associated with the electrical input or the electrical output.

A removable electrical power cell including an incoming electrical source connector with a circuit interrupting device and an electrically isolated outgoing electrical load connector, an electro-mechanical switching assembly connected to a movable disconnect switch to move the disconnect switch between an open and grounded position and a closed and energized position and a controller to provide an input signal for controlling the operation of the electro-mechanical switching assembly to control an operation of the removable electrical power cell. The electro-mechanical switching assembly includes a rack and pinion switching assembly and a lockout limit switch to control operation of the automatic power switching assembly. The electro-mechanical switching assembly including a motor driven switching assembly to automatically open and close the high voltage power isolation switch based on an incoming signal. The motorized removal power cell including a lock out assembly to prevent removing the power cell when closed and energized.

An example terminal block may include a frame that is to attach to a power supply casing. The frame may be formed from an electrical insulator, and may include a base, exterior walls connected to the base, and a number of interior walls that separate an interior region of the frame into multiple compartments. The example terminal block may include a cover that may be formed from an electrical insulator and may be connected to the frame such that the cover may transition between an open position and a closed position. Each of the compartments may electrically isolate bus bars from one another, where the bus bars extend from within the power supply casing into the frame. The base may include a nut holder in each of the compartments, each of the nut holders having a cavity formed therein that is shaped so as to hold a nut captive.