5375 Dieselmax Tier 3 TC MOB, JCB Mobile Machinary
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JCB DIESELMAX 444 TURBOCHARGED
TIER3 63KW (84HP) & 68.6KW (92HP)
MOBILE MACHINERY
600mm
813.6mm
6mm
878.6mm
143mm
Crankshaft
Centre Line
367mm
GENERAL TECHNICAL DATA
Technical Code
444 T3 TC
Technical Code
444 T3 TC - 63kW
444 T3 TC - 68.6kW
Thermodynamic cycle
Diesel 4 stroke
Maximum rating
(1)
(intermittent)
kW
63
68.6
Air intake
TC
Rated speed
rpm
2200
2200
Arrangement
in-line 4 cyl.
Maximum torque
Nm
362
408
Bore
mm
103
Maximum torque speed
rpm
1200
1200
Stroke
mm
132
Maximum no load governed speed
rpm
2420
2420
Swept Volume
cm³
4399
Nominal idling speed
rpm
900
900
Mean piston speed at rated speed
m/s
9.68
BMEP at maximum torque
bar
10.3
11.7
Valves per cylinder
4
Emission Certification
EPA Tier3, EU St3
EPA Tier3, EU St3
Cooling
Liquid
Best point specific fuel consumption
g/kWh
226
229
Direction of rotation (viewed from crank nose)
Clockwise
Specific fuel consumption @ rated power
g/kWh
248
256
Compression Ratio
17.2
Specific fuel consumption @ peak torque
g/kWh
226
229
Rotational mass moment of inertia excluding flywheel
kgm²
0.2255
Noise at maximum rating
dBA 1m
89
89
Standard flywheel inertia
kgm²
0.4061
Minimum starting temperature without auxiliaries
°C
-20
-20
Dry weight
kg
477
(1)
as per ISO14396 (nett power without fan)
A Product
of Hard Work
JCB DIESELMAX 444 TURBOCHARGED
TIER3 63KW (84HP) & 68.6KW (92HP)
POWER AND TORQUE CURVES
FUEL CONSUMPTION
80
260
70
255
250
60
245
50
240
40
235
30
230
225
20
800
1000
1200
1400
1600
1800
2000
2200
220
800
1000
1200
1400
1600
1800
2000
2200
Speed RPM
Speed RPM
63kW TC
68kW TC
63kW TC
260
430
410
255
390
250
370
245
350
240
330
235
310
290
230
270
225
250
220
800
1000
1200
1400
1600
1800
2000
2200
800
1000
1200
1400
1600
1800
2000
2200
Speed RPM
Speed RPM
63kW TC
68kW TC
68kW TC
A Product
of Hard Work
JCB DIESELMAX 444 TURBOCHARGED
TIER3 63KW (84HP) & 68.6KW (92HP)
AIR INDUCTION
LUBRICATING SYSTEM
444 T3 TC - 63kW
444 T3 TC - 68.6kW
444 T3 TC - 63kW
444 T3 TC - 68.6kW
Maximum allowable air intake restriction with clean air filter
mbar
50
50
Lubricating oil pressure
bar
4.9
4.9
Maximum allowable restriction with dirty air filter
mbar
80
80
Maximum oil temperature at full rated speed: continuous
°C
125
125
Air requirement for combustion at full load rated speed
g/s
98
109
Maximum oil temperature at full rated speed: intermittent
°C
135
135
Turbocharging pressure at full load rated speed
mbar
700
1000
Engine angularity limits in continuous operation:
- Maximum front up and front down
Turbocharger compressor outlet air temperature
°C
94
110
deg
35
35
Charge cooler outlet temperature
°C
NA
NA
- Maximum right hand and left hand
deg
35
35
Heat rejected to charge cooler at maximum power
kW
NA
NA
Total system capacity - including pipes, filters etc
ltrs
14
14
Charge cooler system max pressure drop
mbar
NA
NA
Minimum recommended oil grade
API
CH4
CH4
Oil filter maintenance service interval (<75% duty cycle)
hrs
500
500
Oil consumption at maximum rating
% of fuel consumption
0.03
0.03
EXHAUST SYSTEM
FUEL SYSTEM
444 T3 TC - 63kW
444 T3 TC - 68.6kW
444 T3 TC - 63kW
444 T3 TC - 68.6kW
Maximum allowable back pressure
mbar
150
150
Injection system
Rotary Mechanical
Rotary Mechanical
Exhaust gas temperature at full rated speed
°C
572
559
Fuel maximum intake restriction
mbar
150
150
Exhaust flow at maximum output
g/s
103
114
Fuel maximum intake temperature
°C
50
50
Engine Pre-Filter
Micron
30
30
Engine Main Filter
Micron
5
5
COOLING SYSTEM
ELECTRICAL SYSTEM
444 T3 TC - 63kW
444 T3 TC - 68.6kW
444 T3 TC - 63kW
444 T3 TC - 68.6kW
Coolant capacity - Engine only
ltrs
7
7
Type (ETR - Energised To Run)
Negative Ground ETR Negative Ground ETR
Water pump flow at rated speed
ltr/min
240
240
Standard (Starter & Alternator)
V
12
12
Heat to reject from coolant at maximum power
kW
48 est
51 est
Option
V
24
24
Thermostat temperature
°C
88
88
Minimum Cranking Speed
rpm
105
105
Cooling liquid maximum temperature
°C
110
110
Battery (not included) - minimum capacity recommended
145Ah.
145Ah.
Headertank pressure cap setting
bar
1
1
Battery (not included) - minimum cold cranking capacity
850 CCA
850 CCA
Coolant Specification Approved (JCB HP High Performance)
ASTM D6210
ASTM D6210
A Product
of Hard Work
JCB DIESELMAX 444 TURBOCHARGED
TIER3 63KW (84HP) & 68.6KW (92HP)
STANDARD CONFIGURATION
OPTIONAL EQUIPMENT
Technical Code
444 T3 TC
Extensive range of configuration options available from JCB Dieselmax Sales Option Manual - contact JCB Power Systems dealer
or JCB Power Systems Sales Dept. for availability of specific configuration options
Flywheel housing
SAE 3
Intake manifold location
Left hand forward
Exhaust manifold / Turbocharger location
Right hand rearward
Turbocharger
Wastegate controlled
Fan drive ratios
0.85:1, 1:1, 1.16:1 or 1.25:1
Distance between fan - crankshaft centres
262mm or 356mm
Main Fuel Filter & Pre-Filter
Included
Fuel pump
Included
Oil filter
1 off, left side
Oil sump
Press steel, low noise transmission structure
Oil vapours blow-by circuit
Open filtered, breather hose included
Oil heat exchanger
Left side
Oil filler position
Top and left hand side
Starter motor
12V, 4.2kW
Alternator
12V, 95A
Engine stop
Electrical
Power Take-off: Heavy Duty
60kW SAE B, RHS
Power Take-off: Light Duty
10kW SAE A, LHS
Finish
Lacquered
Printed in the UK on paper made from sustainable forests.
The pulp used in the manufacture of this paper is made from
renewable timber produced on a fully sustainable basis, and
is bleached without the use of chlorine gas (ECF – Elemental
Chlorine Free). This paper is suitable for recycling.
JCB Power Systems Ltd., Dove Valley Park, Foston, Derby DE65 5BX. Tel: 01889 590312. www.jcbpowersystems.com
JCB reserves the right to change specifications without notice. Illustrations shown may include optional equipment and accessories. The JCB logo is a registered trademark of J C Bamford Excavators Ltd.
9999/5375 3/08 Issue 1
A Product
of Hard Work
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