MA113 Heavy Duty Industrial Toggle Switch – 3-Position Maintained ON-OFF-ON EMAS
The EMAS MA113 is a heavy-duty 3-position industrial toggle switch engineered for reversing, dual-circuit selection, and manual changeover controls. Featuring a maintained ON-OFF-ON sequence with a 1NO+1NO contact arrangement, this switch allows independent or alternating control of two separate circuit paths with a definitive center-OFF safety position. Rated for up to 16A at 250V AC, it is built with high-grade silver alloy contacts and a robust lever handle mechanism, providing smooth mechanical operation and reliable performance in control panels, motor starters, and power distribution units.
Specification | Technical Value |
|---|---|
Brand & Model | EMAS - MA113 |
Series | MA Series Industrial Switches |
Product Type | Heavy Duty Toggle / Handle Switch |
Function / Positions | 3-Position Maintained (ON - OFF - ON) |
Contact Configuration | 1NO + 1NO (2 Normally Open / Dual Circuit) |
Rated Operating Voltage ($U_e$) | 250V AC / 400V AC |
Rated Operating Current ($I_e$) | 16A |
Rated Insulation Voltage ($U_i$) | 500V AC |
Actuator Type | Heavy Duty Metal Lever Handle |
Contact Material | AgCdO (Silver Cadmium Oxide / Silver Alloy) |
Terminal Type | Screw Clamp Terminals |
Mechanical Durability | $\ge 500,000$ Operations |
Electrical Durability | $\ge 100,000$ Operations |
Operating Temperature | -25°C to +70°C |
Compliance & Standards | TS EN 60947-5-1, IEC 60947-5-1, CE, TSE |
Ssaoco Dammam
- Started from: Jul 10, 2025
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