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继电器箱
relay cabinet
- 用PLC替代老设备的继电器控制箱，使产品更新换代。 给出了替代的一些步骤和方法。
Control case with the relay of PLC replacing old equipment, make produce renew, have given some replacing step and method. - 温度继电器在检测过程中为了保证检测精度和效率，需要专门设计一个控制温度升降的温控箱。
In the process of testing temperature relays, in order to guarantee the precision and efficiency, it need to specially design a temperature control box to control temperature. - 目前，电力系统中很多事故是和操作箱有关的，如操作箱内继电器节点抖动、节点接触不良造成保护误动和拒动的情况比比皆是。
For that, now many accidents of power system are due to relay box, such as malfunctioning action due to contacts jitter and reject-action due to imperfect connection of contacts.
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