EF19-2.7

Name: EF19-2.7
Brand: ABB
SKU: EF19-2.7

The ABB EF19-2.7 is a self-supplied electronic overload relay designed to provide reliable and fast protection for motors. It features a wide setting range, high accuracy, and a high operating temperature range, making it suitable for various industrial applications.

Product ModelEF19-2.7

Material Number1SAX121001R1103

Product ID83647

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Reliable ProtectionThe EF19-2.7 offers reliable protection for motors, ensuring they operate within safe limits and preventing damage from overloads.
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2. Wide Setting RangeWith a wide setting range, the EF19-2.7 can be easily adjusted to fit different motor sizes and applications, providing flexibility in its use.
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3. High AccuracyThe EF19-2.7 is known for its high accuracy, ensuring precise detection of overloads and preventing unnecessary shutdowns.
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4. High Operating Temperature RangeThis relay can operate effectively in a wide range of temperatures, making it suitable for use in various industrial environments.
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Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Product Net Width

44.4 mm

Product Net Height

85 mm

Product Net Depth / Length

59.3 mm

Product Net Weight

0.158 kg

Setting Range

0.80 ... 2.7 A

Rated Operational Voltage

Auxiliary Circuit 600 V AC/DC Main Circuit 690 V AC

5. Self-SuppliedThe EF19-2.7 is a self-supplied electronic overload relay, meaning no extra external supply is needed, simplifying installation and reducing costs.

Rated Operational Current (Ie)

2.7 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 6 kV

Rated Insulation Voltage (Ui)

690 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

IP20

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

Connecting Capacity Main 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 Main Circuit 0.8 ... 1.5 NÂ·m

Wire Stripping Length

Auxiliary Circuit 9 mm Main Circuit 9 mm

Recommended Screw Driver

Auxiliary Circuit Pozidriv 2 Main Circuit Pozidriv 2

Mounting Position

1 ... 6

Power Loss

at Rated Operating Conditions per Pole 0.005 ... 0.058 W

Suitable For

AF09 AF12 AF16 AF26

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 Main Circuit UL/CSA

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

Connecting Capacity Auxiliary Circuit UL/CSA

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

Tightening Torque UL/CSA

Auxiliary Circuit 7 ... 1 inÂ·lb Main Circuit 7 ... 13 inÂ·lb

Ambient Air Temperature

Operation -25 ... +70 Â°C Operation Compensated -25 ... +70 Â°C Storage -50 ... +80 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