Crabtree 73D/32 Polestar Compact 32A D Curve 16kA TP MCB

The Crabtree 73D/32 Polestar Compact Miniature Circuit Breaker is a high-capacity 32A triple pole MCB designed to provide dependable protection for three-phase electrical circuits with high inrush currents. Featuring a D curve trip characteristic and a robust 16kA breaking capacity, it is ideally suited to demanding industrial and commercial environments.

Key Features

• 32A 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 design
• Energy limiting Class 3 performance

Applications

Suitable for industrial and commercial three-phase installations where high inrush currents are expected, including motor control centres, 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.

Documentation

Download the manufacturer’s data sheet