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DBW 2010/2020/300 COOLANT HEATERS TECHNICAL DATA
4.1 TECHNICAL DATA OF THE HEATERS
NOTE: Specifications for the Scholastic Heater are the same as the
DBW 2010 heater unless otherwise specified.
HEATER DBW 2010 DBW 2020 DBW 300
DESIGN Coolant heater with high-pressure nozzle
HEAT OUTPUT kW
(Btu/h)
13.0
(45,000)
23.3
(80,000)
30.0
(104,000)
FUEL Diesel #1, #2, Arctic and Kerosene
FUEL CONSUMPTION l/h
(gal/h – US)
(gal/h – Imp.)
1.5
(0.4)
(0.3)
3.0
(0.8)
(0.7)
4.0
(1.2)
(0.9)
RATED VOLTAGE V 12 or 24
OPERATING VOLTAGE V 10-14 or
20-28
POWER CONSUMPTION OF HEATER
(WITHOUT COOLANT CIRCULATION PUMP) 60 Watts 120 Watts 130 Watts
PERMISSIBLE AMBIENT TEMPERATURE
DURING OPERATION OF HEATER, CONTROL
UNIT AND COOLANT CIRCULATION PUMP:
°C (°F)
– 40... + 60 (– 40... + 140)
PERMISSIBLE STORAGE TEMPERATURE
CONTROL UNIT: °C (°F)
HEATER, COOLANT CIRCULATION
PUMP: °C (°F)
+ 85 max. (+ 185 max.)
– 40... + 85 (– 40... + 185)
MIN. CAPACITY OF COOLING SYSTEM liter
(gal. – US)
(gal. – Imp.)
10
2.65
2.2
15
3.96
3.3
PERMISSIBLE OPERATING PRESSURE OF
THE COOLANT bar (psi) 0.4-2.0 (6-29)
CO
2
IN EXHAUST GASES% BY VOL. 10.5... 11.0
CO IN EXHAUST GASES% BY VOL. 0.2 max.
SMOKE NUMBER (BOSCH) 3.0 max.
DIMENSIONS OF THE HEATER L
INCL. CONTROL UNIT W
mm (inch) H
584 (23)
205 (8.1)
228 (9.0)
680 (26.7)
240 (9.5)
279 (11.0)
WEIGHT OF HEATER INCL. CONTROL UNIT
kg (lb) 15 (33) 22 (48.5)
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