Lauritz Knudsen Exora MCB, AC, C-Curve

Miniature Circuit Breakers are designed to disconnect faulty circuits instantly, protecting people, wiring, and equipment with speed and precision. Built for reliability and long service life, they are trusted in residential, commercial, and industrial installations across demanding environments.

Inside every breaker is a finely engineered thermal–magnetic mechanism that detects abnormal currents and interrupts the circuit before damage can occur.

Because in electrical protection, milliseconds matter.

Technical Specifications

• Rated Current: 6 A - 63 A

• Rated Operational Voltage: Up to 240/415 V AC

• Frequency: 50 / 60 Hz

• Breaking Capacity: Up to 10 kA (depending on model)

• Tripping Characteristics: B, C and D curves available

• Number of Poles: 1P, 2P, 3P, 4P

• Mounting: 35 mm DIN Rail

• Mechanical Life: Up to 20,000 operations

• Electrical Life: Up to 10,000 operations

• Standards Compliance: IS/IEC 60898 / IEC 60947-2

• Operating Temperature: –5°C to +55°C

Key Features

• Thermal-magnetic trip mechanism for precise overload and short-circuit protection

• High breaking capacity for safe interruption of fault currents

• Compact modular design for easy DIN rail mounting

• Positive contact indication for safer maintenance

• Long mechanical and electrical life ensuring reliable performance over years of operation

A circuit breaker is rarely noticed, until the moment it must act.

Fast protection. Proven reliability.