With safety thermostat, 2–step closing:
Motorized control valve with safety function
When ST1 is activated by a high temperature (the TR temperature), the
motorized control valve is closed gradually. At a higher temperature
(the ST temperature), the safety circuit in the motorized control valve
closes the valve immediately.
When ST is activated by a high temperature, the safety circuit in the
motorized control valve closes the valve immediately.
VI.GU.L2.02
© Danfoss | 2017.09 | 59
Operating Guide ECL Comfort 210/296/310, application A275/A375