产品简介Introduction
HZ5D主要用于电气线路中作电源开关和电动机的起动、换向、变速开关，也可作控制线路的转换之用。
HZ5D mainly used in the eletrical circuit for the power switch and control of motor, also for change over of electrica circuits.
技术参数Technical prarameters
| 型号规格Description | HZ5D-10 | HZ5D-20 | HZ5D-40 | |
| 额定工作电压Rated working voltage Ue | V | 440 | 440 | 440 |
| 约定发热电流Rated thermal current lth | A | 10 | 20 | 40 |
| 额定工作电流Rated working current le | A | 4 | 7 | 16 |
| 额定控制功率Power P | KW |
1.7 |
4 | 7.5 |
