PRODUCT DESCRIPTION
SIEMENS 5SD74325 - Residual Current Operated Circuit Breaker with Overcurrent Protection (RCBO)
This SIEMENS SENTRON series device integrates both residual current protection and overcurrent protection functions within a single modular unit. It is engineered for safeguarding electrical circuits against earth faults, overloads, and short-circuits, ensuring personnel safety and equipment integrity. Designed for DIN rail mounting, it is suitable for distribution boards in industrial, commercial, and residential applications requiring comprehensive circuit protection.
Technical Specifications:
- SERIES/FAMILY: SENTRON
- COMPONENT TYPE: Residual Current Operated Circuit Breaker with Overcurrent Protection (RCBO)
- RATED CURRENT: 25A
- RATED VOLTAGE: 230/400V AC
- POLES: 4-pole
- TRIPPING CHARACTERISTIC: C-characteristic
- RESIDUAL CURRENT SENSITIVITY: 30mA
- RESIDUAL CURRENT TYPE: Type A (AC and pulsating DC residual currents)
- RATED SWITCHING CAPACITY: 6kA (IEC 61009-1)
- FREQUENCY: 50/60 Hz
- FORM FACTOR: Modular DIN Rail Device
- TERMINAL CAPACITY: Up to 25 mm2 (conductor)
- OPERATION: Manual toggle switch
- INDICATORS: Trip indicator for residual current fault
- IP RATING: IP20 (terminals), IP40 (enclosure, with cover)
- MOUNTING STYLE: DIN Rail (EN 60715)
- AMBIENT OPERATING TEMPERATURE: -25 to +45 degrees C
- TARGET SYSTEMS: Low-voltage distribution boards, industrial control panels, commercial and residential electrical installations
- PROTECTION FUNCTION: Personnel protection, fire protection, cable and line protection against overload and short-circuit currents