Crabtree 6HSL63B Loadstar 63A 10kA B-Curve 1-Pole MCB

The Crabtree Loadstar 6HSL63B is a high-performance 63A Single Pole Type B Miniature Circuit Breaker (MCB) designed to provide dependable protection against overloads and short circuits in commercial, industrial, and high-demand electrical installations. Engineered for use within the Crabtree Loadstar distribution system, this compact DIN rail-mounted breaker delivers reliable circuit protection while ensuring compliance with current electrical safety standards. It features a 10kA breaking capacity, Type B trip characteristic, and Energy Limiting Class 3 performance, making it ideal for circuits with low inrush currents such as lighting and general power applications.

Key Features

• 63A rated current
• Single pole configuration
• Type B tripping characteristic (3–5 x In)
• 10kA short-circuit breaking capacity
• Energy Limiting Class 3
• DIN rail mounting
• Compatible with Crabtree Loadstar distribution boards
• Manufactured to BS EN 60898-1 standards
• Compact 18mm module width for efficient panel space utilisation