Crabtree 73D/20 Polestar Compact 20A D Curve 16kA TP MCB
Crabtree 73D/20 Polestar Compact 20A D Curve 16kA TP MCB
The Crabtree 73D/20 Polestar Compact Miniature Circuit Breaker is a heavy-duty 20A triple pole MCB designed to protect three-phase electrical circuits that experience high inrush currents. With a D curve trip characteristic and a robust 16kA breaking capacity, it is ideally suited to demanding industrial and commercial applications.
Key Features
- 20A rated current
- D curve trip characteristic (10–20 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
Suitable for industrial and commercial three-phase installations where high inrush currents are present, including motor control panels, transformers, compressors, and heavy machinery circuits.
Standards & Compliance
Manufactured in accordance with BS EN 60898-1 and BS EN 60947-2, ensuring compliance with current UK electrical safety standards.