Product Overview

The Crabtree 18R100/300/4 Loadstar RCCB is a robust 100A 300mA four pole Type AC residual current circuit breaker, designed to provide dependable earth fault protection in three-phase electrical distribution systems.

Manufactured for seamless integration with Crabtree Loadstar distribution boards, this 4P RCCB delivers reliable residual current protection for commercial and industrial installations. For incoming supply arrangements, it can be used alongside the 18LK125 connection kit.

Key Features

• 100A rated current
• 300mA residual operating current
• Four pole (4P) configuration
• Type AC RCCB – suitable for detecting AC residual currents
• Designed for use with Crabtree Loadstar distribution boards
• Compatible with 18LK125 connection kit for incoming options
• Durable construction for long-term performance

Applications

The Crabtree 18R100/300/4 RCCB is ideal for use as an incomer or protective device within three-phase distribution systems. With a 300mA sensitivity rating, it is commonly used for fire protection and upstream protection in commercial and industrial electrical installations.

Technical Documentation

For detailed technical specifications and installation guidance, please download the official datasheet below:

Download the Crabtree 18R100/300/4 Datasheet