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    • 5. 发明授权
    • Molded case circuit breaker bell alarm unit
    • 塑壳断路器铃声报警装置
    • US4939490A
    • 1990-07-03
    • US311794
    • 1989-02-17
    • Richard E. BernierJoseph G. Nagy
    • Richard E. BernierJoseph G. Nagy
    • H01H71/02H01H71/04H01H71/46
    • H01H71/0228H01H71/465H01H2071/086H01H71/04
    • An integrated protection unit is an electronic trip circuit breaker which includes basic overcurrent protection facility along with selective electrical accessories. A molded plastic accessory access cover secured to the integrated protection unit cover protects the accessory components contained within the integrated protection unit cover from the environment. A combined overcurrent trip actuator and multiple accessory unit can be field-installed within the integrated protection unit. The combined actuator-accessory unit includes electronic control circuitry for the accessories along with mechanical trip and reset interface components. Additionally, a bell alarm signal unit can be incorporated within the trip actuator and multiple accessory unit enclosure.
    • 集成保护单元是电子跳闸断路器,其包括基本的过流保护设备以及选择性电气附件。 固定到集成保护单元盖的模制塑料附件通道盖保护集成保护单元盖中包含的附件​​部件免受环境影响。 组合的过电流跳闸执行器和多个附件单元可以现场安装在集成保护单元内。 组合的执行器附件单元包括用于附件的电子控制电路以及机械跳闸和复位接口组件。 此外,铃声报警信号单元可以结合在跳闸致动器和多个附件单元外壳内。
    • 10. 发明授权
    • Circuit breaker configured to be remotely operated
    • 断路器配置为远程操作
    • US07061349B2
    • 2006-06-13
    • US10907202
    • 2005-03-24
    • Roger CastonguayJoseph G. NagyNarayansamy SoundararajanDennis ZuffelatoCraig B. WilliamsHeather Pugliese
    • Roger CastonguayJoseph G. NagyNarayansamy SoundararajanDennis ZuffelatoCraig B. WilliamsHeather Pugliese
    • H01H75/00
    • H01H89/08H01H71/04H01H71/70
    • A circuit breaker configured to be remotely operated is disclosed. The circuit breaker includes a set of main contacts configured to connect between an electrical source and an electrical load, an operating mechanism in operable communication to open and close the main contacts, and a remotely operable drive system configured to open and close the main contacts separate from actuation of the operating mechanism. The drive system includes a motor responsive to first and second control signals, a primary drive responsive to the motor, and an opening spring responsive to the primary drive, the main contacts being responsive to the opening spring. In response to the first control signal, the primary drive moves to charge the opening spring, and in response to the second control signal and the main contacts being closed, the primary drive moves to allow the opening spring to discharge thereby resulting in the main contacts opening independent of the motor.
    • 公开了一种被远程操作的断路器。 断路器包括:一组主触点,其被配置为在电源和电负载之间连接;可操作地连接以打开和闭合主触头的操作机构;以及可远程操作的驱动系统,其被配置成分开和闭合所述主触点分开 从操作机构的启动。 驱动系统包括响应于第一和第二控制信号的电机,响应于电机的主驱动器和响应于主驱动器的开启弹簧,主触头响应于打开弹簧。 响应于第一控制信号,主驱动器移动以对打开弹簧充电,并且响应于第二控制信号和主触点闭合,主驱动器移动以允许打开弹簧放电,从而导致主触点 打开独立的电机。