Milton CAT 374D L - Manual (Page 15)

15
374D L Hydraulic Excavator Specifications
Engine
Engine Model Cat ® C15 ACERT ®
(ATAAC)
Net Flywheel Power 355 kW 476 hp
Net Power
– ISO 9249 355 kW 476 hp
Net Power
– SAE J1349 355 kW 476 hp
Net Power
– EEC 80/1269 355 kW 476 hp
Bore 137 mm 5.4 in
Stroke 171 mm 6.75 in
Displacement 15.2 L 928 in 3
• The 374D L meets worldwide Tier 3
emission requirements.
• No engine power derating required below
2300 m (7,500 ft) altitude.
• Net power advertised is the power available
at the flywheel when the engine is equipped
with fan, air cleaner, muffler and alternator.
Weights
Operating Weight –
Long Undercarriage 71 132 kg 156,819 lb
• Reach Boom, R3.6 (11'10") stick, 3.8 m 3
(5.0 yd 3 ) Bucket, and 650 mm (26") shoes.
Track
Standard with
Long Undercarriage 900 mm 36 in
Optional for
Long Undercarriage 750 mm 30 in
Optional for
Long Undercarriage 650 mm 26 in
Number of Shoes
Each Side – Long
Undercarriage 47
Number of Track
Rollers Each Side –
Long Undercarriage 8
Number of Carrier
Rollers Each Side 3
Swing Mechanism
Swing Speed 6.4 rpm
Swing Torque 214.8
kN·m 158,428
lb ft
Drive
Maximum Travel
Speed 4.1 km/h 2.6 mph
Maximum Drawbar
Pull – Long
Undercarriage 492.5 kN 110,718 lb
Hydraulic System
Main System
– Maximum Flow
(Total) 880 L/min 232 gal/min
Swing System
– Maximum Flow 360 L/min 95 gal/min
Maximum Pressure
– Equipment
– Normal 35 000 kPa 5,076 psi
Maximum Pressure
– Travel 35 000 kPa 5,076 psi
Maximum Pressure
– Swing 29 400 kPa 4,264 psi
Pilot System
– Maximum Flow 87 L/min 23 gal/min
Pilot System –
Maximum Pressure 4120 kPa 600 psi
Boom Cylinder
– Bore 190 mm 7.5 in
Boom Cylinder
– Stroke 1792 mm 70.6 in
Stick Cylinder
– Bore 210 mm 8.3 in
Stick Cylinder
– Stroke 2118 mm 83.4 in
VB2-Family Bucket
Cylinder – Bore 190 mm 7.5 in
VB2-Family Bucket
Cylinder – Stroke 1443 mm 56.8 in.
WB2-Family Bucket
Cylinder – Bore 200 mm 7.9 in.
WB2-Family Bucket
Cylinder – Stroke 1457 mm 57.4 in.
Service Refill Capacities
Fuel Tank Capacity 935 L 247 gal
Cooling System 95 L 25 gal
Engine Oil 65 L 17 gal
Swing Drive (each) 12 L 3.2 gal
Final Drive (each) 15 L 4 gal
Hydraulic System
(including tank) 670 L 177 gal
Hydraulic Tank 310 L 82 gal
Sound Performance
Performance ANSI/SAE J1166
OCT98
• When properly installed and maintained,
the cab offered by Caterpillar, when tested
with doors and windows closed according
to ANSI/SAE J1166 OCT98, meets OSHA
and MSHA requirements for operator
sound exposure limits in effect at time
of manufacture.
• Hearing protection may be needed when
operating with an open operator station
and cab (when not properly maintained
or doors/windows open) for extended
periods or in a noisy environment.
Standards
Brakes SAE J1026 APR90
Cab/FOGS SAE J1356 FEB88
ISO 10262