Thermal Relays
ABB Electrification
Thermal relays are economical electromechanical protection devices for the main circuit. They offer reliable protection for motors in case of overcurrent or phase failure. Thermal relays together with contactors can form a compact starting solution.
Main benefits
Reliable protection for engines
Easy-to-build starters
Full compatibility with ABB contactors
Single mounting kits and reset for remote control in special applications.
Main features
Trip class 10
Adjustable current setting range
Overload protection with phase loss sensitivity
Temperature compensation up to +60°C
Automatic or manual reset, sealable
Stop and test function.