Stuhl SU21.T/1 Thermostat 230V heating with reduction

Description

(To replace old bi-metal thermostats.)
The desired value can be decreased via the mode input (M / N) using a suitable control device (clock thermostat) or an external clock. The active setback reduces the setpoint by approx. 2K.
2 thermomotors 230Vac NC can also be connected.