Electronic Overload Relay with Phase Failure Protection

The A-EOLR Electronic Overload Relay provides overload protection for motors by interfacing with 2 standard 5A current transformers, with adjustable trip response and a latch/reset facility. It is suitable for electricians and panel builders needing CT-based overload protection with local and remote reset options.

• Application: CT-based motor overload protection
• CT interface: 2 standard 5A current transformers
• Trip response: 0-10 seconds, 15% above set point
• Mounting: Plug-in, 11 pin base

Key Features

• Interfaces with 2 standard 5A CTs for accurate overload sensing on the motor circuit
• 10 second start-up delay avoids nuisance trips on motor inrush current
• Latch facility between terminals 8+9 for manual-reset protection where required
• Reset button plus 2 remote reset terminals allow local or remote resetting
• LEDs indicate Relay-On, Trip and Reset Timing conditions

Typical Applications

• Motor overload protection using external CTs
• Panel builder motor protection circuits
• Pump and industrial motor protection
• Retrofit overload protection on existing CT wiring

Technical Specifications

What's Included

• 1 x A-EOLR Electronic Overload Relay

Please note: Current transformers and 11 pin relay base/socket are not included unless specifically listed above.

Installation & Compatibility Notes

• Confirm you have 2 standard 5A CTs fitted to the motor circuit before ordering.
• Confirm supply voltage required — available in multiple voltages.
• Installation should be carried out by a suitably qualified electrician where required.

Warranty & Support

This product is supplied with the applicable manufacturer or supplier warranty, subject to correct installation, correct application, and warranty terms.

Zisabo supplies quality plumbing, pump, filtration and electrical products with practical support to help customers choose the correct item for their application. If you are unsure whether this product is suitable, contact us before ordering and our team will assist where possible.

Need help choosing? If you are unsure whether this product is suitable for your system, contact Zisabo with your application details, voltage, current rating, pin/base configuration or installation environment, and we will assist where possible.