采用时间继电器式电子排水器排放：每2分钟开一次，平均约2秒泄露压缩空气，每天的泄露时间。
Using time relay type electronic drainage device emissions every 2 minutes: open a, an average of about 2 seconds leak compressed air every day, the leakage of time.
公司产品多年被国家继电器质量监督检验中心抽检并均一次通过。
For years, the products of the Company have passed at a time the spot check by National Center for Quality Supervision & Testing of Relay & Protection Equipment.
包括与0 - 60秒可调一次五安培双刀双掷控制继电器延误。
Includes one 5 amp DPDT control relay with 0-60 second adjustable time delay.
为提高JZXC - 480型轨道电路一次调整的能力，提出改变轨道继电器返还系数的方法，并进行计算机仿真计算。
A method for improving the ability of JZXC 480 track circuit once adjusting was presented. The method is to in crease the ratio of release voltage and work voltage of track relay.
该继电器采用集成电路构成，集线路的速断保护、过电流保护及三相一次重合闸于一体。
The relay is made up of integrated circuits. The line instantaneous overcurrent protection and overcurrent protection are combined with the once 3-phase reclosure application to form a whole body.
该继电器采用集成电路构成，集线路的速断保护、过电流保护及三相一次重合闸于一体。
The relay is made up of integrated circuits. The line instantaneous overcurrent protection and overcurrent protection are combined with the once 3-phase reclosure application to form a whole body.
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