Heater type HYDRONIC M-II
Heater HYDRONIC M12
Version D 12 W
Heating medium Water, Cooling fluid
Control of the heat flow Power Large Medium 1 Medium 2 Medium 3 Small
Heat flow (watt) 12000 9500 5000 3500 1500 1200
Fuel consumption (l/h) 1.5 1.2 0.65 0.40 0.18 0.15
Electrical power (watt)(l/) in operation 132 86 46 39 35 34
at start - after 25 Sek. 120
in the control phase "OFF" 32
Rated voltage 12 Volt 24 Volt
Operating range
. Lower voltage limit: An undervoltage protection in the controller
switches the heater off on reaching the 10 Volt 20 Volt
voltage limit.
. Upper voltage limit: An overvoltage protection in the
controller switches the heater off on reaching the 15 Volt 30 Volt
voltage limit.
Tolerable operating pressure up to 2 bar overpressure
Flow rate of the water pump at 0.14 bar 1400 l/h
Minimum water flow rate of the heater 500 l/h
Fuel - see also "Fuel quality diesel heaters" page 27 Commercially
available diesel (DIN EN 590)
Tolerable operating temperature Operation Not running
Heater / Control box -40 °C to +80 °C -40 °C to +85 °C
Dosing pump -40 °C to +50 °C -40 °C to +85 °C
Interference suppression class interference suppression class 5 to DIN EN
55 025
Weight with controller and water pump, without dosing pump approx. 6.2 kg