ALE72F18

Turn On Voltage (Max):	13.5 VDC
Coil Resistance:	1.62 kOhms
Coil Power:	200 mW
Contact Material:	Silver Tin Oxide (AgSnO)
Operating Temperature:	-40°C ~ 85°C
Termination Style:	PC Pin, Quick Connect - 0.187" (4.7mm)
Mounting Type:	Through Hole
Features:	Insulation - Class F
Release Time:	25ms
Operate Time:	20ms
Turn Off Voltage (Min):	0.9 VDC
Series:	ALE
Switching Voltage:	277VAC - Max
Contact Rating (Current):	16A
Contact Form:	SPST-NO (1 Form A)
Coil Voltage:	18VDC
Coil Current:	11.1mA
Coil Type:	Non Latching
Relay Type:	General Purpose
Part Status:	Active
Packaging:	Bulk

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Power Relays, Over 2 Amps: ALE72F18 Application Field and Working Principle

The ALE72F18 relay from ABB is a high-power solution for applications requiring reliable voltage switching in strong electric currents. It is designed to control and open circuits with fast and stable electrical switching. Boasting a high degree of robustness and reliability, the ALE72F18 is suitable for a wide range of applications demanding reliable electrical functionality.

Overview

The ALE72F18 combines ABB’s proven contact arc damping technology with a fast and accurate control of power flow. Featuring low contact losses, its current rating of up to 6 Amps allows it to handle heavy load switching operations. The ALE72F18 is available in both left-handed and right-handed framing for optimized installation and easy maintenance. The device also boasts a sturdy and durable construction in order to withstand the extreme conditions often encountered in industrial application settings.

Design

The ALE72F18’s minimalistic design allows for easy integration into control systems. The device comes with a compact form factor with dimensions of 78.5mm x 42.4mm x 36.6m. Its robust construction makes the device both waterproof and dust-resistant ensuring optimal operation in harsh environments. The device also features an adhesive backed label for easy identification.

Performance

The ALE72F18 offers reliable performance with efficient control of power flow and excellent contact arc damping. The device can be opened and closed with minimal contact disturbance, ensuring maximum safety and reliability. Its robust construction provides excellent reliability and robustness, even in the most extreme conditions. The ALE72F18 can switch resistive, inductive, direct current, and alternating currents up to 6 Amps effectively with a switching speed of up to 30 milliseconds.

Safety Features

In order to ensure maximum safety in industrial settings, the ALE72F18 provides several safety features including high temperature and overvoltage protection and a safety lock. The high temperature protection limits the temperature of both the contacts and housing to protect the device from damage caused by over-heating. The overvoltage protection ensures the device is protected against transient voltage surges. Lastly, the safety lock prevents external tampering and unauthorized manipulation of the device.

Applications

The ALE72F18 is suitable for a wide range of applications demanding reliable electrical functionality. Commonly used in industrial settings, the relay is used in process automation, power control, motor control, and machine tool systems. Additionally, the ALE72F18 is often used in HVAC systems, renewable energy systems, and green energy systems.

Conclusion

Whether controlling power flow or switching resistive and inductive loads up to 6 Amps, the ALE72F18 power relay from ABB is the ideal solution for reliable voltage switching applications. Its robust and reliable design provides excellent reliability and robustness, ensuring maximum safety and efficiency even in harsh industrial environments. Furthermore, the device’s fast and accurate control of power allows for fast and stable electrical switching. The ALE72F18 is suitable for a wide range of applications and can be integrated easily into existing control systems.

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