EF460-500

Name: EF460-500
Brand: ABB
SKU: EF460-500

The ABB EF460-500 is a self-supplied electronic overload relay that provides reliable and fast protection for motors. It offers selectable trip classes and no need for an external power supply, making it ideal for motor starters.

Product ModelEF460-500

Material Number1SAX721001R1101

Product ID86173

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

1
1. Self-Supplied DesignThe EF460-500 operates independently, eliminating the need for an external power supply, which simplifies installation and reduces costs.
2
2. Reliable ProtectionThis electronic overload relay offers fast and reliable protection for motors, ensuring the safety of your equipment and personnel.
3
3. Selectable Trip ClassesThe EF460-500 allows for the selection of trip classes (10E, 20E, 30E), providing customizable protection levels to suit various motor applications.
4
4. Easy IntegrationDesigned for seamless integration into motor starters, the EF460-500 enhances the overall performance and reliability of your motor control systems.
5

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Product Net Width

186 mm

Product Net Height

103.5 mm

Product Net Depth / Length

152.13 mm

Product Net Weight

1.182 kg

Setting Range

150 ... 500 A

Rated Operational Voltage

Auxiliary Circuit 600 V AC/DC Main Circuit 1000 V AC

5. Efficient OperationWith its efficient design, the EF460-500 minimizes downtime and maximizes uptime, ensuring your operations run smoothly and productively.

Rated Operational Current (Ie)

500 A

Rated Frequency (f)

Auxiliary Circuit 50 Hz Auxiliary Circuit 60 Hz Auxiliary Circuit DC Main Circuit 50 Hz Main Circuit 60 Hz

Rated Impulse Withstand Voltage (Uimp)

Auxiliary Circuit 6 kV Main Circuit 8 kV

Rated Insulation Voltage (Ui)

1000 V

Number of Poles

Number of Auxiliary Contacts NC

Number of Auxiliary Contacts NO

Number of Protected Poles

Conventional Free-air Thermal Current (Ith)

Auxiliary Circuit NC 6 A Auxiliary Circuit NO 6 A

Rated Operational Current AC-15 (Ie)

(240 V) NC 3 A (240 V) NO 3 A (400 V) NC 1.1 A (400 V) NO 1.1 A (500 V) NC 0.75 A (500 V) NO 0.75 A

Rated Operational Current DC-13 (Ie)

(125 V) NC 0.55 A (125 V) NO 0.5 A (24 V) NC 1.5 A (24 V) NO 1.5 A (250 V) NC 0.27 A (250 V) NO 0.27 A (60 V) NC 0.55 A (60 V) NO 0.55 A

Degree of Protection

Housing IP20 Main Circuit Terminals IP00

Pollution Degree

Connecting Capacity Auxiliary Circuit

Flexible with Ferrule 1/2x 0.75 ... 2.5 mmÂ² Flexible with Insulated Ferrule 1/2x 0.75 ... 2.5 mmÂ² Flexible 1/2x 0.75 ... 2.5 mmÂ² Rigid 1/2x 1 ... 4 mmÂ²

Tightening Torque

Auxiliary Circuit 0.8 ... 1.2 NÂ·m

Wire Stripping Length

Auxiliary Circuit 9 mm

Recommended Screw Driver

Auxiliary Circuit Pozidriv 2

Mounting Position

1 ... 6

Power Loss

at Rated Operating Conditions per Pole 0.005 ... 0.054 W

Suitable For

AF400 AF460

Standards

IEC/EN 60947-1 IEC/EN 60947-4-1 IEC/EN 60947-5-1 UL 60947-1 UL 60947-4-1

Maximum Operating Voltage UL/CSA

Main Circuit 600 V AC

Contact Rating UL/CSA

(NC:) B600 (NC:) Q600 (NO:) B600 (NO:) Q600

Connecting Capacity Auxiliary Circuit UL/CSA

Flexible 1/2x 16-10 AWG Stranded 1/2x 18-10 AWG

Tightening Torque UL/CSA

Auxiliary Circuit 7 ... 1 inÂ·lb

Ambient Air Temperature

Operation -25 ... +70 Â°C Operation Compensated -25 ... +70 Â°C Storage -25 ... +70 Â°C

Ambient Air Temperature Compensation

Yes

Maximum Operating Altitude Permissible

2000 m

Resistance to Shock acc. to IEC 60068-2-27

11 ms Pulse 25g

Resistance to Vibrations

3g 3 ... 150 Hz

RoHS Status

Following EU Directive 2011/65/EU and Amendment 2015/863 July 22, 2019

Toxic Substances Control Act - TSCA

2CMT2023-006525

Object Classification Code

ETIM 4