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Motor Protection

The range of NHP motor protection products provide both short-circuit and overload protection for individual motor loads. Available for a wide range of motor sizes and installation types and along with its flexible design, allows for easy integration with contactors, solid-state motor controllers or overload relays to further enhance a motors lifetime operation.

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Motor Protection

Product Range

Allen-Bradley 140MT Motor Protection Circuit Breaker
Allen-Bradley 140MT Motor Protection Circuit Breaker

The Allen-Bradley Bulletin 140MT Motor Protection Circuit Breakers provide magnetic short-circuit and thermal overload protection up to 40A. Assembled starters can be applied without additional branch circuit protection. Motor circuit protectors are applied with a separate overload relay for three-component starters, available in two frame sizes.

Allen-Bradley 193 T Motor Thermal Overload
Allen-Bradley 193-T Motor Thermal Overload

The Allen-Bradley Bulletin 193-T1 IEC Bimetallic Overload Relays are motor protectors for IEC applications. Designed for use with Bulletin 100-C Contactors and Bulletin 104-C Reversing Contactors and feature adjustable trip settings, a manual reset button, and a differential mechanism for sensitivity to phase-loss conditions.

Allen-Bradley E100 Motor Overload
Allen-Bradley E100 Motor Overload

The Allen-Bradley E100 Electronic Overload Relays are the next generation basic-tier electronic overload relays. Accurately measuring a motor’s current load and temperature they can de-energise the motor minimising overheating damage. Featuring increased accuracy and repeatability, a self-powered design with lower heat dissipation and certifications and optional customisable accessory modules.

Allen-Bradley E200 Motor Overload
Allen-Bradley E200 Motor Overload

The Allen-Bradley E200 (non-networked) Electronic Overload Relays are the newest technology for overload protection. The modular design consists of sensing, control and communications modules and provides diagnostic information with simplified wiring, and integration into CCW. They are the ideal overload for motor control applications in an automation system.