The present disclosure relates to a power supply system (1) including a main unit (10) including a protective main housing (11) and a distribution circuit (20) disposed in the protective main housing (11) and a module unit (30) including a protective module housing (31) and a converter module (40) disposed in the protective module housing (31). A protective connection system (CS) is configured to provide a releasable connection between the module unit (30) and the main unit (10); wherein the protective connection system (CS) includes a first connector device (15), a second connector device (35) and a sealing element (53).

A frequency converter class contains various types of frequency converters. A first type of frequency converters of the frequency converter class consists of: power electronics, a carrier element, and a housing element of a first housing element type that, in connection with the carrier element, forms a housing for the power electronics, and a second type of frequency converters of the frequency converter class consists of: the power electronics, the carrier element and a housing element of a second housing element type that, in connection with the carrier element, forms a housing for the power electronics.

A mechanical enclosure for a power converter is disclosed. In some embodiments, the mechanical enclosure comprises a base; a first compartment configured for receiving one or more electronic devices; and a second compartment configured for receiving a magnetic device, the second compartment formed by a cavity protruding from a bottom surface of the base.

A battery charger for vehicles comprises one outer container, one electronic appliance housed inside the container, operatively connectable to an electric battery of a vehicle and configured for the recharge of the battery, and one cooling circuit of the electronic appliance, wherein the electronic appliance comprises one electronic board provided with an insulated metal substrate associated with the cooling circuit, with a layer of electrically insulating material made on one portion of the insulated metal substrate, and with one electronic circuit made on the layer of electrically insulating material, in which the electronic board comprises one conductive metal bar for the transport and the distribution of current, electrically connected to the electronic circuit and provided with one portion arranged in direct contact with one surface portion of the electronic board, for the cooling of the conductive metal bar by the cooling circuit.

A low voltage converter includes a transformer controller configured to control at least one switch to supply a high voltage of a main battery to a transformer. The transformer is configured to convert the high voltage of the main battery to a low voltage. An output circuit is configured to output the low voltage to a load or a battery through a capacitor coupled in series with an inductor is provided.

A power converter includes a PCB having opposing first and second sides, and a plurality of first commutation units and first capacitor unit disposed on the PCB. Each first commutation unit includes a first discrete component and a second discrete component. The second end of the first discrete component is electrically coupled to the first end of the second discrete component, and the first capacitor unit is electrically coupled to the first ends of the first discrete components and the second ends of the second discrete components in the plurality of first commutation units, respectively. The first discrete components and the second discrete components in the plurality of first commutation units are arranged in a row. The first discrete component and the second discrete component in each first commutation unit form a commutation loop together with the first capacitor unit.

A power convertor has a casing and a power conversion circuit arranged in an internal chamber of the casing. The casing has a first wall member as a specific side wall. A plurality of connector opening parts are formed in the first wall member. At least two of the plurality of connector opening parts formed in the first wall member are arranged at different positions facing a different direction from each other.

A power module including at least one substrate, a housing arranged on the at least one power substrate, a first terminal electrically connected to the at least one power substrate, a second terminal including a contact surface, a third terminal electrically connected to the at least one power substrate, a plurality of power devices arranged on and connected to the at least one power substrate, and the third terminal being electrically connected to at least one of the plurality of power devices. The power module further including a base plate and a plurality of pin fins arranged on the base plate and the plurality of pin fins configured to provide direct cooling for the power module.

The present disclosure relates to an inverter mounting structure having improved ease of assembly and durability, and capable of simplifying the structure of an inverter. According to one aspect of the present invention, provided is an inverter mounting structure comprising: a bracket fixed to an enclosure or a wall surface and forming an inverter accommodation space in which the inverter is accommodated and coupled; and an option case coupled to the outside of the bracket.

A measurement unit module includes a printed circuit board (PCB) and electronic components being mounted on a front face of the PCB, a plurality of measurement unit modules are arranged at intervals in an extending direction of a stripped flat cable, the stripped flat cable is electrically connected to back faces of the plurality of PCBs in sequence to form a measurement unit cluster, the measurement unit cluster is packaged and molded by an extrusion technology of silica gel to form the flexible sensing strip, and the flexible sensing strip can be wound into a sensing strip reel. The packaging structure has the beneficial effects that connection integrity between the measurement unit modules is enhanced, connection strength is improved, and reliability of a flexible clinometer is improved. The flexible sensing strip can be wound into the sensing strip reel so as to be convenient to carry and convey.