It has many advantages such as small starting current, heavy starting torque, stable starting running and good control effect.
该方法具有启动电流小、启动转矩大、启动平滑、运行稳定、控制效果好的特点。
2
The applications of PLC, direct current digital controller and HMI equipment in reforming electrical control system of Bengang's heavy coil unit are introduced.
介绍了PLC、直流数字控制器及HMI设备在本钢重卷机组电气控制系统改造中的应用。
3
The periphery output control system is composed of analog peripheral device such as LED, relay, digital switch etc, to control the other weak-current devices and general heavy-current devices.