Crabtree 70D/63 Polestar Compact 63A D Curve 16kA SP MCB

The Crabtree 70D/63 Polestar Compact Miniature Circuit Breaker is a high-capacity 63A single pole MCB designed for circuits with very high inrush currents. Featuring a D curve trip characteristic and a robust 16kA breaking capacity, it provides dependable protection for demanding commercial and industrial electrical installations.

Key Features

• 63A rated current with D curve trip characteristic (10–20 In)
• High breaking capacity of 16kA to BS EN 60898-1
• 15kA rating to BS EN 60947-2
• Single pole MCB – 1 module width
• Energy limiting Class 3 performance

Applications

Ideal for protecting circuits supplying motors, transformers, compressors, UPS systems, and other equipment with high inrush currents in commercial and industrial environments.

Standards & Compliance

Manufactured to comply 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