Motor protection – Siemens 3RV2031-4RA10
Motor protection circuit breaker from the Siemens SIRIUS series. Used to protect motors against short circuit, overload and phase loss. Suitable for low voltage applications and electrical distribution systems.
Specifications
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Manufacturer: Siemens
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Model: 3RV2031-4RA10
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Condition: New in original packaging
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Quantity: 4 pcs
Technical data
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Type: Motor protection switch, SIRIUS 3RV2
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Current range: 28–40 A
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Rated voltage: Up to 690 V AC
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Breaking capacity: 100 kA at 400 V AC
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Number of poles: 3-pole
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Trip: Thermal and electromagnetic (combination protection)
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Adjustment: Adjustable overload current within specified range
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Operation: Rotary knob for on/off and reset
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Connection: Screw connection
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Mounting: On DIN rail or screwed directly
Environment & standards
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Protection class: IP20
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Operating temperature: –20 °C to +60 °C
All items can be found on the Siemens website, if you are looking for specific information and drawings, they are there, search by article number. Siemens

