Function and Usage
The YBLX-33 series limit switches are mainly used in control circuits with AC 50Hz, voltage 380V, and DC voltage 220V as terminal protection for the end of mechanical travel.
Detailed Parameters
| Parameter Category | Parameter Item | Parameter Value |
|---|
| Protection Level | | IP44 |
| Rated Heating Current | 20A |
| Rated Voltage | AC-15: 380V DC-13: 220V |
| Rated Control Current | AC-15: 9.5A DC-13: 0.55A |
| Environmental Temperature | -5℃~+40℃ |
| Relative Humidity | At a maximum temperature of +40℃, the air's relative humidity shall not exceed 50%. At lower temperatures, higher relative humidity is allowed, for example, at 20℃, the humidity can reach 90%. Special measures should be taken for occasional condensation caused by temperature changes. |
| Installation Category | | II |
| Pollution Level | | Level 3 |
| Rated Insulation Voltage | 690V |
| Application Scope | | Used in control circuits as travel limits and terminal protection for crane's lateral or lifting mechanisms |
| Altitude | | ≤2000m |
| Installation Conditions | | Install in a place without significant vibration and impact |
