Crabtree 73B/63 Polestar Compact 63A B Curve 16kA TP MCB
Crabtree 73B/63 Polestar Compact 63A B Curve 16kA TP MCB
The Crabtree 73B/63 Polestar Compact Miniature Circuit Breaker is a high-performance 63A triple pole MCB designed to provide reliable protection for three-phase electrical circuits against overloads and short circuits. Featuring a B curve trip characteristic and a robust 16kA breaking capacity, it ensures consistent and balanced protection across all three phases in commercial and industrial installations.
Key Features
- 63A rated current with B curve trip characteristic (3–5 In)
- High breaking capacity of 16kA to BS EN 60898-1
- 15kA rating to BS EN 60947-2
- Triple pole MCB for three-phase circuit protection
- 3 module width format
- Energy limiting Class 3 performance
Applications
Ideal for three-phase lighting, distribution, and control circuits where lower inrush currents are expected. Suitable for a wide range of commercial and industrial electrical environments requiring dependable circuit protection.
Standards & Compliance
Manufactured in accordance with BS EN 60898-1 and BS EN 60947-2, ensuring safe operation, long-term reliability, and full regulatory compliance.