炼钢厂连铸泵房电气设备适应性改造

Adaptability Reformation of the Electrical Equipments in Continuous Casting Pump House in the Steelmaking Plant

通过对莱钢炼钢厂连铸泵房电气设备变压器更换、控制柜改造，提高了连铸泵房一冷水和二冷水供应能力。针对低电压大功率电机运行特点，实施安装了电机保护器和智能控制器，提高了设备运行保障能力。

By replacing the transformer of the electrical equipments in continuous casting pump house and reforming their control cabinets, the supply capacity of primary cooling water and secondary cooling water in continuous casting pump house was improved. In view of the operational characteristics of low-voltage high-power motor, the motor protector and intelligent controller were installed, thus the operation support capability of equipments was improved.