Maintenance manual for sunray hfc4da1-2c china-IV diesel engines
6
Section II Main Technical Specification of Engine
Model HFC4DA1-2C
Type
Inline 4-cylinder, longitudinal layout, water-cooled, 4-stroke, turbocharged
inter-cooler, high pressure common rail, and direct injection engine
Nominal power/speed
85/3600（kw/rpm）
Top torque/speed
250/1800～2800(Nm/rpm)
Minimum fuel consumption
of external characteristic
≤ 218g/kw·h Top idling speed 4000rpm
Exhaust temperature (before
turbine)
≤ 700℃
Idling speed 800±50 rpm
Number of cylinders × bore
× stroke:
4×93 mm×102 mm
Total piston
displacement
2.771 L
Compression ratio
17 ：1
Fuel grade -10#
Working sequence 1-3-4-2
Fuel supply advance
angle
Electronically controlled
Flameout mode Fuel cut-off Engine mass 270kg
Emission limit (test value)
China-IV emission standard
compliant
Noise limit ≤ 95dB(A)
Engine oil trademark Above grade CH-4 Engine oil capacity 7.2L
Engine oil/fuel consumption ratio (24h at full speed) ≤ 0.10%
Temperature of engine oil in oil sump (under nominal working
condition)
≤130℃
Engine oil pressure Idling: ≥98 kPa
Coolant capacity 30L Applicable altitude ≤3500m
Thermostat type Wax type
Maximum outlet temperature of
coolant
≤ 110℃
Thermostat opening
temperature
82℃
Thermostat full open temperature
95℃
Applicable temperature
of diesel engine
With heated cold starter and with heater plug in engine
Overall dimensions (L×W×H) 728.9mm×715.6mm×753.3mm
Length of cylinder
block
479mm
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