JR20 series thermal over-load relay is suitable for the power system of AC 50Hz/60Hz, rated operating voltage Ue: 660V, current 0.1~630A, as the use of over-load and break phase protection for AC motor.
Thermal relay has the functions of break phase protection, temperature compensation, optional selection of manual reset and auto-reset, the check of action releasing flexibility, and manually break NC contacts, etc.
This product confirms to: GB14048.4, IEC60947-4-1 etc. standards.