Pre-Heater - Donghwan Inc. Corp.

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Air Conditioner(Roof-on Type Bus Air Conditioner)

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Donghwan Inc. Corp.
[Korea]

Address:
52 Sungsan-dong Changwon-si Gyeongsangnam-do 641-315 Korea

Phone:
82-55-2829111

Contact name:
Dong-hwan, Go , President

Pre-heater System

	Pre-Heater

Click to enlarge image

Specification

Items	DHP-180	DHP-140	DHP-63	DHP-45N
Heater output(kcal/h)	18,000±10%	14,000±10%	6,300±10%	4,500±10%
Rated Voltage(V)	24	24	12.24	DC12
Current consumption:Without water pump(A)	4.0±0.5	4.0±0.5	3.0±0.5	3.5
Current consumption:water pump(A)	4.0±0.5	4.0±0.5	2.0±0.5	1
Fuel	Kerosene,Deisel	Kerosene,Deisel	Gasoline,Kerosene,Deisel	Deise
Fuel consumption(ℓ/h)	2.7	1.89	0.74	0.6
Ignition method	High-pressure atomization ignition spark method		Evaporator method
Water flow:Water pump(ℓ/min)	80±10%	80±10%	20±10%	8.3±10%

Control Unit
Drive motor
Ignition Unit
Coupling
Combustion air fan
Solenoid valve
Electrode plug
Water inlet pipe
Water outlet pipe
Ignition electrodes
Fuel nozzle
Control themostat
Overheat themostat
Heat exchanger
Combustion chamber
Air swirl
Exhaust pipe
Flame detection photocell
Fuel pump
Fuel pipe
Combustion air intake, socket

Timer(Optional)
Timer enables automatic operation of Pre-Heater depending on preference of room temperature and pre-set time.
It is designed to resist against vehicle vibration and extreme low temperature.

Remote control(Optional)
Remote control operate a vehicle pre-heater from a remote distance, providing driver with easy control and conveniece

Recognized for its high quality and performance in the industry, all of the four Pre-Heater models are supplied to domestic automobile manufactures on OEM basis in Korea, and the models for commercial bus are popular sellers for the tour bus and commuter bus use in the market. In addition, special models are available for a wide range of vehicles including construction equipment, small ship, military vehicle and armored personnel carrier, optimized for heating and smooth engine start under extreme cold weather condition.

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