Crabtree 72B/50 Polestar Compact 50A B Curve 16kA DP MCB

The Crabtree 72B/50 Polestar Compact Miniature Circuit Breaker is a high-capacity 50A double pole MCB designed to deliver dependable protection against overloads and short circuits. Featuring a B curve trip characteristic and a high 16kA breaking capacity, it ensures safe and simultaneous isolation of both live and neutral conductors in demanding commercial and industrial installations.

Key Features

• 50A 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
• Double pole MCB for full isolation of live and neutral
• 2 module width format
• Energy limiting Class 3 performance

Applications

Ideal for protecting higher-load lighting and power circuits where complete isolation is required, particularly in commercial and industrial electrical environments.

Standards & Compliance

Manufactured in accordance with BS EN 60898-1 and BS EN 60947-2, ensuring reliable operation, safety, and full regulatory compliance.

Documentation

Download the manufacturer’s data sheet