PRODUCT DESCRIPTION
SIEMENS 5SY62257 - Miniature Circuit Breaker (MCB)
This SIEMENS SENTRON 5SY6 Miniature Circuit Breaker provides essential overcurrent and short-circuit protection for electrical installations. Engineered for industrial and commercial distribution boards, it features a C-characteristic trip curve suitable for circuits with moderate inrush currents, ensuring reliable protection of conductors and connected equipment. Its compact design facilitates integration into standard DIN rail systems, optimizing panel space.
Technical Specifications:
- SERIES/FAMILY: SENTRON 5SY6
- COMPONENT TYPE: Miniature Circuit Breaker (MCB)
- ELECTRICAL SPECS:
- NOMINAL VOLTAGE: 230/400V AC
- NOMINAL CURRENT: 25 A
- TRIPPING CHARACTERISTIC: C (5 to 10 times In)
- RATED SWITCHING CAPACITY: 6 kA (at 230/400V AC)
- FREQUENCY: 50/60 Hz
- POLES: 2-pole
- MECHANICAL/PHYSICAL:
- MOUNTING: DIN rail (EN 60715)
- TERMINAL TYPE: Screw terminals
- TERMINAL CAPACITY: Up to 35 mm² (solid), 25 mm² (stranded)
- INTERFACE/CONTROL:
- INDICATOR: Switching position indicator (ON/OFF)
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (terminal area), IP40 (with connected conductors)
- AMBIENT OPERATING TEMPERATURE: -25 to +45 degrees C
- COOLING METHOD: Natural convection
- COMPATIBILITY/APPLICATION:
- APPLICATION: Overcurrent and short-circuit protection in industrial, commercial, and residential electrical distribution systems. Protection of circuits with moderate inrush currents, such as lighting, socket outlets, and general-purpose loads.