Crabtree 73C/40 Polestar Compact 40A C Curve 16kA TP MCB
Crabtree 73C/40 Polestar Compact 40A C Curve 16kA TP MCB
The Crabtree 73C/40 Polestar Compact Miniature Circuit Breaker is a durable 40A triple pole MCB engineered to provide dependable protection for three-phase electrical installations. Featuring a C curve trip characteristic and a high 16kA breaking capacity, it is well suited to circuits with moderate inrush currents such as motors, transformers, and industrial equipment.
Key Features
- 40A rated current
- C curve trip characteristic (5–10 In)
- 16kA breaking capacity to BS EN 60898-1
- 15kA rating to BS EN 60947-2
- Triple pole MCB for three-phase circuit protection
- 3 module width construction
- Energy limiting Class 3 performance
Applications
Ideal for commercial and industrial three-phase systems, including distribution boards, machinery circuits, and control panels where moderate inrush currents are present.
Standards & Compliance
Manufactured in accordance with BS EN 60898-1 and BS EN 60947-2, ensuring compliance with current UK electrical standards.