It expounds how to use non-contactswitch to stop the short circuit of the electric apparatus and lamp circuits etc. from sparking, and shows experimental and practical parameters.
阐明了如何使用无触点开关来防止电器线路及灯具等短路产生的火花，并给出了实验和实用参数。
2
The performance comparison of the switch, small series on the use of noncontact and a magnetic switch on the performance of the comparison.
该开关的性能对比，小编就利用无接点和有接点的磁性开关进行性能上的对比。
3
The utility model relates to a non-contact on-line monitor for air leakage and negative pressure fault in a high-voltage vacuum switch.