Moeller AT4/21-3/IB/S Limit Switch
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Limit Switch
An industrial-grade mechanical limit switch with plunger and roller plunger actuation, designed for precise position detection, high electrical endurance, and reliable operation in harsh environments.
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Moeller AT4/21-3/IB/S Limit Switch
A robust industrial limit switch designed for precise position detection and reliable mechanical actuation in automation and control systems. This model is suitable for demanding industrial environments requiring high electrical durability and protection. Manufacturer: Moeller
Type: Limit Switch
Model: AT4/21-3/IB/S
Rated Operational Voltage (AC-15):
230 V AC †’ 6 A
400 V AC †’ 4 A
| Actuation | Plunger / Roller Plunger Type (Mechanical Actuator) |
| Rated Insulation Voltage (Ui) | 500 V |
| Impulse Withstand Voltage (Uimp) | 6000 V |
| Utilization Category | AC-15 |
| Contact Configuration | 2 NO + NC |
| Degree of Protection | IP65 |
| Standards / Approvals | IEC 947, EN 60947, VDE 0660 |
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