1.The quality and price is best
2.USED for AC 50/60HZ
3.CE AND ISO9000
JRS2 thermal relay is 3UA thermal relay suitable for A.C. 50Hz or 60Hz, voltage up to 600-1000V and current up to 630A, genral AC motor of long or discontinuous long poeration, used as overload protection and has the functions of breading phase protecion, temperature compe, and trip indication, It can automatically and passively get back. It can be fixed with contactor together, also be independtly fixed.