American Standard Socket, neutral wire and live wire arranged as 11 pattern, ground wire is on the top of 11. View>>

·Silicon avalanche Diodes It is a diode that use silicon (AILICON) as the main raw materials, the difference between silicon diodes and general diodes is: when the voltage exceeds the rated… View>>

·Fault Current Refers to the abnormal current flow in line. View>>

It represents: remote signaling, remote sensing, remote control. It is one kind of remote monitoring of equipment. View>>

A software module used to support SNMP network equipment, among which exists state information of the network equipment for network management system or users to inquire device status. View>>

One way in which UPS works. The basic structure consists of bi-directional inverter, battery and switch. View>>

One way in which UPS works. The basic structure consists of inverter, battery and switch. View>>

In computer communication, when two devices begin to communicate, they must know the situation of each other's and the methods they used. View>>

Various computer and communications equipment have ground wire, and connect to the total ground wire in computer room or distribution room, View>>

Semiconductors tube is a current model driven device. View>>