The three phase thermobimetal relays are suitable for the protecting of the electrical consumers – especially electric motors – against overcurrent and overheating.
The thermal relay MH can be plugged directly to lower terminals of MK 2 and MK 4 contactors
They may be used in motorstarter, reversing, star-delta and other combinations
Degree of protection: IP 20
Relevant standard: EN 60947-4-1