PSA010MS334S EMAS Rotary cam switch
The EMAS PSA010MS334S is a 10A three-phase rotary cam switch designed for electrical switching and changeover applications. It features a three-position operating mechanism (1–0–2), allowing selection between two switching positions with a central OFF position.
Part of the EMAS PSA Series, this compact switch is suitable for electrical control panels, industrial machinery, and three-phase control circuits where a manual rotary switching arrangement is required. Its 48 × 48 mm front frame supports panel mounting, while its compact design and durable construction make it suitable for industrial applications.
| Location | Available |
|---|---|
| Ssaoco Jeddah | 1 |
Technicalparameter | Specification |
|---|---|
Manufacturer | EMAS |
Modelnumber | PSA010MS334S |
Producttype | Rotarycamswitch |
Ratedcurrent(Ie) | 10A |
Numberofphases | 3-phase |
Switchingpositions | 1–0–2 |
Framesize | 48×48mm |
Utilizationcategory | AC-21A |
Ratedinsulationvoltage(Ui) | 690V |
Impulsewithstandvoltage(Uimp) | 4kV |
Protectionrating | IP54 |
Mechanicallife | Minimum100,000operations |
Electricallife | Minimum50,000operations |
Operatingtemperature | −25°Cto+80°C |
Contactmaterial | AgNi(silver-nickel) |
Cablecross-section | 1–2.5mm² |
Switchingangle | 60° |
Standard | TSEN60947-3 |

Ssaoco Jeddah
- Started from: Jul 10, 2025


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