Eaton ZB Overload Relay 1 NO/1 NC, 100A Relay Contact, 70-100A FLC Motor Rating, 18W Power, 500V AC Control 278464 ZB150-100

Eaton 278464 ZB150-100 overload relay is a robust electrical control device engineered for motor protection in industrial, manufacturing, and process automation environments. It features a 1 normally open and 1 normally closed contact configuration, providing reliable equipment control and fault signaling.

This overload relay supports a full load current motor rating ranging from 70A to 100A, making it versatile for various motor sizes. The device operates at a control voltage of 500V AC and a power rating of 18 watts, balancing performance and energy efficiency.

The product dimensions are compact - 277mm in length, 118mm in width, and 160mm in depth - allowing efficient use of control panel space. Screw terminals secure wiring firmly even under vibration conditions, minimizing maintenance needs.

Designed for a broad operating temperature range from -5°C to 55°C, this relay performs reliably in diverse indoor industrial settings. It has an IP00 rating, indicating no special ingress protection but suitability for controlled environments.

Reset methods include both automatic and manual options, providing flexibility during maintenance and operation. The relay comes with two auxiliary contacts that enhance system control possibilities by supporting additional signaling or interlocking functions.

Safety and compliance are ensured through approvals from UL (File No. E29184), VDE 0660, CE, and CSA standards, confirming its suitability for use in hazardous locations and industrial installations requiring certified equipment.

Reliable motor protection and fault signaling capabilities. Flexible reset methods for operational convenience. Compact size for optimized control panel integration. Secure screw terminal connections to withstand vibration.

Wide temperature operating range for various industrial environments. Two auxiliary contacts for advanced control functionality. Certified by multiple safety standards including UL, VDE, CE, and CSA. Direct mounting type for simple installation.

This Eaton overload relay is ideal for factory automation, manufacturing plants, and process control systems where motor protection and reliable operation are critical. Its robust build and certifications make it suitable for demanding industrial conditions.

Explore the full range of Eaton Overload Relays and contactor accessories in the EnvMart Electronics & Electricals category for enhanced control solutions.