PSA032MS335S EMS Cam Switch
The EMAS PSA032MS335S Cam Switchis an industrial-grade electromechanical selector switch meticulously engineered for three-phase electric motor starting and control applications. As a core component of the heavy-duty PSA Series, this 3-Phase Star-Delta (0-Y-Δ) controller enables safe and smooth transitions during motor startup to efficiently decrease initial inrush current. Housed in a standardized 64x64 mm front frame panel mounting profile, it features long-lasting silver-nickel (AgNi) contacts, a robust IP54-rated front structure ensuring protection against industrial dust and ambient moisture, and satisfies global engineering compliance standards for machinery isolation syste
| Location | Available |
|---|---|
| Ssaoco Jeddah | 1 |
| Feature | Specification |
Brand | EMAS |
Product Code | PSA032MS335S |
Switch Type | Star-Delta (Y-Δ) |
Number of Poles / Phase | 3 Phase (3-Poles) |
Label / Positions | 0 - Y - Δ (0 - Star - Delta) |
Rated Operational Current (\(I_{e}\)) | 32A |
Insulation Voltage (\(U_{i}\)) | 690V |
Impulse Withstand Voltage (\(U_{imp}\)) | 4 kV |
Dielectric Strength (Body-Contact) | 1,890V AC |
Dielectric Strength (Contact-Contact) | 1,890V AC |
Isolation Resistance | 10 MΩ Minimum (500V DC) |
Usage Category | AC21A / AC3 |
Switching / Spin Angle | 60° |
Frame Size | 64x64 mm |
Protection Degree | IP54 (Front Panel) |
Contact Material | Silver-Nickel (AgNi) |
Mechanical Life (Min.) | 100,000 Operations |
Electrical Life (Min.) | 50,000 Operations |
Operating Frequency | 120 Operations/Hour (Mechanical & Electrical) |
Compliance Standards | TS EN 60947-3, CE, TSE, EAC, SEPRO |
Ssaoco Jeddah
- Started from: Jul 10, 2025
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