Operating Voltage:Up to 690V AC

Amperage Range:460A – 500A

Protection Type:Overload Protection

Relay Contacts:4 PNP/PNP

Operating Temperature:-25°C to +60°C

Rating Accuracy:±5% of rated current

Material:Dielectric Polymers, Stainless Steel

    The ABB EF460-500 1SAX721001R1101 Electronic Overload Relay offers a comprehensive solution for motor protection, boasting a wide configuration range that caters to diverse industrial needs. Its self-powered design eliminates the need for an external power supply, ensuring reliability and ease of integration.

    With a broad protection range from 150A to 500A, this relay is capable of safeguarding motors against various overloading scenarios, thereby preventing damage and ensuring operational efficiency. The adjustable overload classes (10, 20, 30) allow users to fine-tune protection levels according to their specific requirements.

    Equipped with temperature compensation technology, the EF460-500 ensures accurate performance across varying ambient temperatures. This feature is particularly advantageous in environments where temperature fluctuations can impact the functionality of protective devices.

    Offering a choice between automatic and manual reset mechanisms, the relay provides flexibility in managing fault recovery processes. This enables operators to choose the most suitable option based on their operational protocols and safety standards.

    Operating within a temperature range of -40°C to +60°C, the EF460-500 is designed for extreme conditions commonly encountered in industrial settings. Its compatibility with ATEX and IECEx standards further enhances its suitability for hazardous locations, ensuring compliance with global safety regulations.