KNR1(LR2-D)series thermal relay can be used in the circuit of 50Hz or 60Hz, rated insulation voltage 660V, rated current 0.1-93A for protecting the phase break when the electric motor is overload.
The relay has different mechanism and temperature compensation& can be pluged in KNC1 series AC contact.
A. Fundamental parameter of the main circuit
Rated insulation voltage 660V;
Rated working current 25, 36, 93A separately;
The regulator seal of rate setting current and setting.
Current of the thermal component
B. Auxiliary circuit
There is a pair of NO and NC contact with electric insulation;
Rated insulation voltage 500V;
Rated frequency 50-60Hz;
Use group, rated working voltage, appoint thermal current and rated current.
TypeRated working current of
thermal relayThermal component
Scale of rated current(A)KNR1-132513010.10-0.1613020.16-0.2513030.25-0.4013040.40-0.6313050.63-1.013061.0-1.613x61.25-2.013071.6-2.513082.5-4.013104.0-6.013125.5-8.013147.0-10.013169.0-13.0132112.0-18.0132217.0-25.0KNR1-2336235323.0-32.0225528.0-36.0KNR1-3393335323.0-32.0335530.0-40.0335737.0-50.0335948.0-65.0336155.0-70.0336363.0-80.0336580.0-93.0