Description
Siemens 3RV1031-4HA10 SIRIUS Motor Protection Circuit Breaker - S2, 40-50A, 690V AC, 4kA Interrupt, 3-Pole, Thermomagnetic Trip. Reliable motor protection for industrial applications.
- Type: Motor Protection Circuit Breaker (MPCB), SIRIUS 3RV1 series
- Size: S2
- Rated Current: 40–50 A (adjustable A-release, overload protection)
- Short-Circuit Release: 650 A (N-release, instantaneous magnetic trip)
- Rated Voltage: 690 V AC
- Breaking Capacity: 4 kA at 400 V AC
- Poles: 3 (three-phase protection)
- Trip Class: Class 10 (thermal overload protection)
- Connection: Screw terminals
- Mounting: DIN rail
- Protection Rating: IP20
- Operating Temperature: -20°C to +60°C
- Mechanical Life: 10^5 operations
- Switching Frequency: Maximum 15 operations/hour
- Dimensions: 140 mm (H) x 55 mm (W) x 149 mm (D)
- Weight: Approximately 0.5 kg
- Standards: IEC/EN 60947-2, IEC/EN 60947-4-1, CE, UL, CSA, ATEX (DMT 02 ATEX F 001)
- Applications: Motor protection, industrial control systems, load feeders
- Features:
- On/off rotary handle with lockable off position
- Visible trip indication for fault diagnosis
- Current-limiting design for high short-circuit protection
- Phase-failure sensitivity for enhanced motor safety
- Compact, optimized for load feeder applications
** New (S2) - All S2 designated products are new, never used items that will have been repackaged in Service-Asia or custom packaging. These surplus items may not come with manuals or other accessories that would normally be supplied when buying factory new and may be older date codes, firmware, series or style and may sometimes show signs of shelf wear. When purchasing S2 products, please verify series or firmware if applicable. Units will be tested prior to dispatch where necessary.
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