Rotary Cam Switch - 1-Pole ON-OFF EMAS
The EMAS 1-pole rotary cam switch provides reliable manual ON-OFF switching for single-phase control circuits, panel instrumentation, and auxiliary equipment. Built with double-break silver-alloy (AgNi) contacts, a 60^\circ indexing mechanism, and a compact 48\times48\text{ mm} front faceplate, it ensures low contact resistance, excellent breaking performance, and precise position detent in control panel applications.
Specification | Parameter Value |
|---|---|
Brand / Manufacturer | EMAS |
Series / Product Code | PSA Series (e.g., PSA016AK131S / PSA020AK131S) |
Switch Function | ON - OFF (0 - 1) |
Number of Poles / Phases | 1 Pole (1P) |
Frame Size | 48 \times 48\text{ mm} |
Rated Operational Current | 16A / 20A Option |
Rated Operational Voltage | Up to 690 VAC |
Rated Insulation Voltage | 690 V |
Impulse Withstand Voltage | 4 kV |
Switching Angle | 60^\circ Indexing |
Contact Material | Silver Alloy (AgNi) |
Protection Degree | IP54 (Front Plate) / IP20 (Terminals) |
Mechanical Life | \ge 100,000 Operations |
Electrical Life | \ge 50,000 Operations |
Operating Temperature | -25°C to +80°C |
Mounting Type | Front Panel Mount |
Ssaoco Dammam
- Started from: Jul 10, 2025
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