DESCRIZIONE PRODOTTO
ASEA BROWN BOVERI S271-K20A - Miniature Circuit Breaker
This device is a single-pole miniature circuit breaker from the S270 series, engineered for overcurrent and short-circuit protection in industrial and commercial electrical installations. It features a K-type tripping characteristic, optimized for circuits with high inrush currents such as those supplying motors, transformers, and auxiliary equipment. The unit provides reliable protection against thermal overload and magnetic short-circuit events, ensuring system integrity and operational safety.
Technical Specifications:
- SERIES/FAMILY: S270 Series
- COMPONENT TYPE: Miniature Circuit Breaker (MCB)
- ELECTRICAL SPECS:
- NOMINAL CURRENT: 20 A
- TRIPPING CHARACTERISTIC: K-Type (Magnetic trip between 8 and 12 times In)
- NUMBER OF POLES: 1-Pole
- RATED OPERATIONAL VOLTAGE (AC): 230/400 V AC (typical for single/multi-pole systems)
- RATED OPERATIONAL VOLTAGE (DC): 60 V DC per pole (typical)
- RATED FREQUENCY: 50/60 Hz
- RATED SHORT-CIRCUIT CAPACITY (Icn): 6 kA (IEC/EN 60898-1)
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Modular, DIN Rail Mountable
- MODULE WIDTH: 1 Module (17.5 mm per pole)
- TERMINAL TYPE: Screw Terminals
- TERMINAL CAPACITY: Up to 25 mm² (solid/stranded)
- INTERFACE/CONTROL:
- INDICATION: ON/OFF Position Indicator
- AUXILIARY CONTACTS: Not integrated (external modules available for specific series)
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (Terminals)
- MOUNTING STYLE: DIN Rail (EN 60715)
- OPERATING TEMPERATURE: -25 °C to +55 °C
- COOLING METHOD: Natural Convection
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Industrial control panels, distribution boards, motor control circuits, lighting circuits, and general electrical installations requiring protection against overloads and short circuits with high inrush currents.
- STANDARDS: IEC/EN 60898-1, IEC/EN 60947-2
