| Basic Characteristic | |
| Conforming to standards as | IEC60947-5-1:GB/T14048.GB14048.5 |
| Ambient temperature | operating temperature:-5ºC~+55ºC storage temperature:-25ºC~+70ºC |
| Operating and storage air relative humidity | 35~85%RH |
| Vibration frequency | Conforming to IEC 68-2-6 |
| Impact resistance | Conforming to IEC 68-2-27 |
| Pollution grade | 3 |
| Installation sort | Class 3 |
| Protection grade | Ordinary:IP40 IP54 |
| Protection:IP65 IP66 IP67 IP68 | |
| Mechanical life |
pushbutton:300*10 push and pull type
emergency button:30*10 |
| Fastening torque | 0.8Nm(MAX:1.2Nm) |