JRS2 (3UA) thermal relay is suitable for general AC motor of
long or discontinuous long
operation with rated frequency of AC 50Hz, voltage up to 660-1,000V
and current
of 0.1-630A.
It is used for overload protection and has the function of breaking
phase protection,
temperature compensation and trip indication. It can automatically
and passively
get back. It can be fixed with contactor together, also be
independently fixed.
This product is in accordance with the standard of GB14048.4.