采用钢板外壳，电动机安装基础要坚固平稳，用防震垫螺栓固定电动机底座。旋转轴轮要同心，降低因离心力而产生的震动。

1.Specially designed for powerful performance in industrial sewing machines.
2.Total quality control after production to meet the highest standard.
3. Low vibration and noise, maximum output and low temperature rise.
4. High quality clutch and cork for longer endurance.
5. Lever, Slide base and Brake are easily adjusted.

型 号Type ： JY200-4 /YL400-4

输出功率Watt ：250W/400W

额定电压Voltage ：220V
频 率Fruquency:  50/60HZ
转 速 Speed :1420rmp
极 数Phase :4级
重 量Weight: 8.3KG

外包装尺寸Packing:50*25*25cm