Why Choose the ABB 1SAX111001R1105 E16DU-18.9 Electronic Overload Relay?
The ABB 1SAX111001R1105 is a compact and reliable electronic overload relay designed to provide advanced motor protection against overload conditions and phase failures in industrial motor control applications. As part of the proven ABB E16DU-18.9 electronic overload relay series, it delivers accurate current monitoring, flexible protection settings and dependable operation for a wide range of motor applications.
This self-supplied electronic overload relay eliminates the need for an additional external control supply, simplifying installation while providing fast and reliable motor protection. The E16DU series combines the ease of use of traditional thermal overload relays with improved accuracy, temperature compensation and selectable trip classes for demanding industrial environments.
With an adjustable current setting range of 5.7–18.9 A and support for class 10E, 20E and 30E trip characteristics, the ABB 1SAX111001R1105 E16DU-18.9 is suitable for protecting three-phase motors in contactor-based motor starter assemblies and automation systems.
Key Advantages
- Advanced electronic overload protection for industrial motors.
- 5.7–18.9 A adjustable current range for flexible motor applications.
- Self-supplied design removes the need for an external auxiliary supply.
- Protection against motor overloads and phase failures.
- Selectable trip classes 10E, 20E and 30E for application flexibility.
- Compact design for direct mounting with compatible ABB contactors.
Key Features
- ABB E16DU-18.9 electronic overload relay.
- 5.7–18.9 A adjustable overload setting range.
- 18.9 A rated operational current.
- 1 normally open and 1 normally closed auxiliary contact.
- 690 V AC main circuit rated operational voltage.
- Self-powered electronic motor protection technology.
- Selectable automatic or manual reset function.
- Integrated STOP and TEST functions with trip indication.
Reliable Motor Protection for Industrial Systems
Electronic overload relays such as the ABB E16DU-18.9 continuously monitor motor current and provide accurate protection against excessive load conditions. This helps prevent motor damage, reduce downtime and improve the reliability of industrial machinery and automation equipment.
The ABB E16DU series is designed for machine builders, panel builders and automation engineers requiring dependable motor protection with flexible adjustment options. Its compact construction and direct contactor mounting make it ideal for efficient motor starter assemblies.
Typical Applications
- Industrial motor starter assemblies.
- Pumps and pumping systems.
- Fans and ventilation equipment.
- Conveyor and material handling systems.
- Production machinery and automation equipment.
- OEM control panels and electrical installations.
