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    • 13. 发明授权
    • Commutation type DC breaker
    • 换向型直流断路器
    • US5452170A
    • 1995-09-19
    • US016920
    • 1993-02-12
    • Shinichi OhdeShigetoshi OuchiHaruo HondaToru YoshidaTutomu KannoYukio Kugoh
    • Shinichi OhdeShigetoshi OuchiHaruo HondaToru YoshidaTutomu KannoYukio Kugoh
    • H01H33/59H01H9/30
    • H01H33/596Y10S174/17
    • A commutation type DC breaker having a commutation circuit electrically connected in parallel to a main contact. The main contact is connected between a DC power supply and a load. The commutation circuit is a series circuit of a commutation capacitor, a reactor and a commutation switch, with an energy absorption device electrically connected in parallel to the main contact. A switch or a breaker for preventing the flow of commutation current from the commutation circuit to the load in a non-load opening mode is connected between an electrical connection point (P), of the main contact and the commutation circuit, and the load and is opened substantially simultaneously with the opening of the main contact, or before the closure of the commutation switch. In this manner, the safety on the load in the non-load opening mode is enhanced.
    • 一种具有与主触点并联电连接的换向电路的换向型直流断路器。 主触点连接在直流电源和负载之间。 换向电路是换向电容器,电抗器和换向开关的串联电路,其中能量吸收装置与主触点并联电连接。 用于防止换向电流在非负载打开模式下从换向电路流向负载的开关或断路器连接在主触点的电连接点(P)和换向电路之间,以及负载和 基本上与主触头的打开同时或在换向开关闭合之前打开。 以这种方式,提高了非负载打开模式下的负载的安全性。
    • 14. 发明授权
    • Interrupter having grounded interrupter container within a grounded cover
    • 具有接地盖的接地中断器容器的中断器
    • US5146387A
    • 1992-09-08
    • US507510
    • 1990-04-11
    • Syunji ItohTakahide SekiHaruo Honda
    • Syunji ItohTakahide SekiHaruo Honda
    • H01H3/54H01H33/02H01H33/38H01H33/53
    • H01H33/02H01H33/38
    • An interrupter unit comprising, an interrupter including at least two pairs of contacts, and an interrupter container surrounding the pairs of contacts, each of the pairs of contacts having a first contact and a second contact which contacts the first contact or is positioned away from the first contact so that electricity flows between the first contact and the second contact or is prevented from flowing between the first contact and the second contact, an electric actuator device for driving the pairs of contacts so that the second contacts contact the first contacts or are positioned away from the first contacts, and at least one voltage-transformer which transforms an input voltage and supplies a suitably transformed voltage to the electric actuator device so that the electric actuator device drives the pairs of contacts, wherein the interrupter unit further comprises an electrically grounded cover surrounding the interrupter and having first cover terminals which are electrically connected to the first contacts, respectively, and second cover terminals which are electrically connected to the second contacts, respectively, wherein, the electric actuator device and the voltage-transformer are located in a space formed between the electrically grounded cover and the interrupter, the voltage-transformer being electrically connected to at least one of the cover terminals of the electrically grounded cover to receive the input voltage. Therefore, the inventive interrupter unit may be smaller than a prior art interrupter unit, while maintaining the safe condition of the interrupter unit.
    • 一种断续器单元,包括:断续器,包括至少两对触点;以及围绕该对触点的断流器容器,每对触点具有第一触点和第二触点,该触点与第一触点接触或远离 第一接触使得电流在第一接触和第二接触之间流动或者被阻止在第一接触和第二接触之间流动;电致动器装置,用于驱动成对的接触件,使得第二接触件接触第一接触件或定位 以及至少一个电压互感器,其变换输入电压并将适当变换的电压提供给所述电致动器装置,使得所述电动致动器装置驱动所述触点对,其中所述断续器单元还包括电接地 覆盖围绕断路器并具有电气的第一覆盖端子 分别连接到第一触点和与第二触点电连接的第二盖终端,其中电致动器装置和电压互感器位于形成在电接地盖和断续器之间的空间中, 电压互感器电连接到电接地盖的至少一个盖终端以接收输入电压。 因此,本发明的断续器单元可以比现有技术的断续器单元小,同时保持断续器单元的安全状态。