Why Choose the ABB EF19-0.32 Electronic Overload Relay?
The ABB EF19-0.32 Electronic Overload Relay (1SAX121001R1101) is a compact self-powered electronic motor protection relay designed to provide precise overload and phase failure protection for three-phase motors. As part of the advanced ABB EF19 electronic overload relay series, it delivers the accuracy of an electronic relay while remaining as simple to install and operate as a conventional thermal overload relay.
The EF19-0.32 requires no external control power supply, making installation fast and economical. It offers selectable Trip Class 10E, 20E or 30E, automatic or manual reset, integrated temperature compensation and built-in TEST and STOP functions for dependable motor protection in demanding industrial applications.
With an adjustable current setting range of 0.10 to 0.32 A, the EF19-0.32 is ideal for protecting small three-phase motors used in conveyors, pumps, fans, machine tools and OEM equipment. It mounts directly onto compatible ABB AF09, AF12, AF16 and AF26 contactors for compact motor starter assemblies.
Key Advantages
- Self-powered electronic overload relay requiring no external supply.
- 0.10 to 0.32 A adjustable current range.
- Selectable Trip Class 10E, 20E or 30E.
- Reliable overload and phase failure protection.
- Integrated 1 NO and 1 NC auxiliary contacts.
- Automatic or manual reset selection.
- Temperature compensated for accurate protection.
- Direct mounting onto compatible ABB AF contactors.
Key Features
- ABB EF19 electronic overload relay series.
- 0.10 to 0.32 A adjustable overload setting.
- Selectable Trip Class 10E, 20E and 30E.
- Protection against overload and phase failure.
- Integrated 1 normally open and 1 normally closed auxiliary contact.
- Automatic or manual reset selection.
- Built-in STOP and TEST functions.
- Trip indication for simplified diagnostics.
- Three-pole motor protection.
- Compact direct-mount design.
Reliable Electronic Motor Protection
Electronic overload relays continuously monitor motor current with greater precision than traditional thermal relays, providing consistent overload protection across a wide ambient temperature range while also detecting phase loss to help prevent motor damage and costly downtime.
The ABB EF19 series combines the simplicity of thermal overload relays with the enhanced accuracy of electronic protection, making it ideal for machine builders, OEMs and industrial maintenance engineers seeking dependable motor protection.
Typical Applications
- Industrial motor starters.
- Machine tools.
- Packaging machinery.
- Conveyors and material handling.
- Pumps and ventilation systems.
- OEM equipment.
- Industrial automation systems.
- Electrical control panels.
