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ABB EF19 Overload Relay 1NO + 1NC, 5.7 → 18.9 A F.L.C, 18.9 A Contact Rating, 0.304 W, 600 V ac, V dc, 3P, AF

RS Stock No.:: 711-6584
Mfr. Part No.:: 1SAX121001R1105 EF19-18.9
Brand:: ABB

ABB EF19 Overload Relay 1NO + 1NC, 5.7 → 18.9 A F.L.C, 18.9 A Contact Rating, 0.304 W, 600 V ac, V dc, 3P, AF

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Subtotal (1 unit)*

£106.58

(exc. VAT)

£127.90

(inc. VAT)

FREE delivery for orders over £50.00

Temporarily out of stock

6 unit(s) shipping from 02 October 2025
Plus 12 unit(s) shipping from 31 October 2025
Plus 999,999,981 unit(s) shipping from 28 November 2025

Need more? Click ‘Check delivery dates’ to find extra stock and lead times.

Units	Per unit
1 +	£106.58

*price indicative

RS Stock No.:: 711-6584
Mfr. Part No.:: 1SAX121001R1105 EF19-18.9
Brand:: ABB

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	ABB
	FLC Motor Rating	5.7 → 18.9 A
	Contact Current Rating	18.9 A
	Range	AF Range
	Pole Configuration	3P
	Series	EF19
	Mounting Style	Direct Contactor
	Power Rating	0.304 W
	Normal State Configuration	1NO + 1NC
	Reset Method	Automatic, Manual
	Terminal Type	Screw
	Number Of Auxiliary Contacts	2
	Width	44.4mm
	Depth	59.3mm
	Length	59.3mm
	Minimum Operating Temperature	-25°C
	Maximum Operating Temperature	+70°C
	Operating Temperature Range	-25 → +70 °C
	Contact Voltage Rating	600 V ac, V dc
	Control Voltage	600 V ac, V dc
	Supply Voltage	690 V

	Select all
	Brand ABB
	FLC Motor Rating 5.7 → 18.9 A
	Contact Current Rating 18.9 A
	Range AF Range
	Pole Configuration 3P
	Series EF19
	Mounting Style Direct Contactor
	Power Rating 0.304 W
	Normal State Configuration 1NO + 1NC
	Reset Method Automatic, Manual
	Terminal Type Screw
	Number Of Auxiliary Contacts 2
	Width 44.4mm
	Depth 59.3mm
	Length 59.3mm
	Minimum Operating Temperature -25°C
	Maximum Operating Temperature +70°C
	Operating Temperature Range -25 → +70 °C
	Contact Voltage Rating 600 V ac, V dc
	Control Voltage 600 V ac, V dc
	Supply Voltage 690 V

ABB EF19 Series Overload Relay, 5.7 to 18.9A FLC Motor Rating, 18.9A Contact Current Rating - 1SAX121001R1105 EF19-18.9

This overload relay is designed for motor protection and offers a compact dimension of 44.4mm in width and 59.3mm in depth. The EF19 overload relay operates within a full load current rating (FLC) range of 5.7 to 18.9 A, ensuring versatile applications in various industrial settings. With features such as automatic and manual reset options, it provides reliable protection against overload and phase failures.

Features & Benefits

• Self-supplied design eliminates the need for external power
• Wide setting range ensures precise motor protection
• High contact current rating supports demanding applications
• Automatic reset overload relay functionality enhances convenience
• Screw terminal overload relay allows for simple wiring
• High accuracy and operational temperature range from -25 to +70 °C

Applications

• Used for controlling standard motor
• Ideal for automation and mechanical systems requiring overload protection
• Helpful in environments where space and efficiency are crucial
• Suitable for direct contactor mounting for streamlined installation

What types of motors can this overload relay protect?

It is suitable for a variety of standard motor types within the specified FLC range of 5.7 to 18.9 A, effectively safeguarding against overload and phase loss.

How does the automatic reset feature function in different environments?

The automatic reset mechanism resets the relay after a fault condition, allowing for resumed operation without manual intervention, which is particularly beneficial in regulated settings.

Can this relay be mounted on existing contactors?

Yes, it is designed for direct mounting on contactors, allowing for easy integration and maintenance in electrical systems.

What are the implications of the specified operating temperature range?

The indicated operational temperature range of -25 to +70 °C ensures reliable performance in various ambient conditions, making it suitable for both indoor and outdoor applications.

What accessories are available to enhance functionality?

Accessories such as remote reset coils and mounting kits are available, enabling additional configurations to meet specific installation needs.

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