IMM 7960 and IMM 7990 relays have been specifically designed to provide electrical protection for high and medium voltage motors, as well as high power motors at low voltage.
These devices incorporate in one small plug-in case all the functions necessary for sophisticated protection of all types of ac motors.
IMM 7960 has 2 trip outputs and a start authorisation output.
IMM 7990 has in addiction an alarm output.