Easy wire connection and simple installation.

接线简单，安装方便；

The wire connection to the ground rod was loose.

金属线连接到接地杆是松开的.

Two - phase winding, four - wire connection, ungrounded or grounded.

两相绕组, 四线连接, 接地或不接地.

Uses 4 - wire connection with 2 wires to line voltage and 2 wires to SPST control switch.

采用4线连接,2线连接到线路电压,2线连接到单刀单掷控制开关.

Shell, lamp holder and wire connection of lighting fixture should comply to requirements goes as follows.

灯具的外性 、 灯头及其接线应符合下列要求.

Within a single wire connection module using any combination of pieces, assembly, transport, and easy maintenance.

单片采用内丝连接模片任意组合 、 组装 、 运输 、 维修方便.