CAT® Hydraulic Excavator 323D3
Lower your cost per ton. The Cat 323D3 Excavator brings increased speed, efficiency, and high productivity to your heavy duty, high-production applications. Work safely and in comfort in the high-visibility, highly adjustable cab.
Up To 15% Less Fuel Consumption
- Using Economy mode and automatic engine speed control
- Latest fuel efficient electro-hydraulic (EH) system minimize fuel use and increase engine efficiency.
Up To 7% More Hydraulic Power
New tandem hydraulic pumps provide more hydraulic power with less internal friction to increase overall efficiency.
Up To 5% Lower Maintenance Costs
With 20% less refill oil volume than the earlier model and reduced frequency of refills increases uptime and reduce costs.
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Overview
Lower your cost per ton. The Cat 323D3 Excavator brings increased speed, efficiency, and high productivity to your heavy duty, high-production applications. Work safely and in comfort in the high-visibility, highly adjustable cab.
Up To 15% Less Fuel Consumption
Using Economy mode and automatic engine speed control
Latest fuel efficient electro-hydraulic (EH) system minimize fuel use and increase engine efficiency.
Up To 7% More Hydraulic Power
New tandem hydraulic pumps provide more hydraulic power with less internal friction to increase overall efficiency.
Up To 5% Lower Maintenance Costs
With 20% less refill oil volume than the earlier model and reduced frequency of refills increases uptime and reduce costs.
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Maximum Pressure - Travel
35000 kPa -
Maximum Pressure – Equipment
35000 kPa -
Maximum Pressure - Swing
25000 kPa -
Main System – Maximum Flow – Implement
400 L/min -
Main System - Maximum Flow
400 l/min (106 gal/min) -
Maximum Pressure - Equipment
35000 kPa -
Maximum Pressure - Travel
35000 kPa -
Maximum Pressure - Swing
25000 kPa -
Main System - Maximum Flow
429 l/min (113 gal/min) -
Maximum Pressure - Equipment
35000 kPa -
Maximum Pressure - Travel
35000 kPa -
Maximum Pressure - Swing
25000 kPa
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Final Drives (each)
5 L -
Engine Oil
18 L -
Swing Drive (each)
6 L -
Hydraulic System
138 L -
Cooling Systems
28 L -
Cooling Systems
28 L -
Fuel Tank
410 L -
Fuel Tank Capacity
350 l -
Cooling System
19 l -
Engine Oil
18 l -
Swing Drive - Each
6 l -
Final Drive - Each
5 l -
Hydraulic System - Including Tank
230 l -
Hydraulic Tank
115 l -
Shipping Length
9520 mm -
Tail Swing Radius
2750 mm -
Counterweight Clearance
1020 mm -
Track Length
4080 mm -
Length to Center of Rollers
3270 mm -
Maximum Reach at Ground Level
9140 mm -
Maximum Cutting Height
9110 mm -
Maximum Loading Height
6250 mm -
Minimum Loading Height
2920 mm -
Maximum Vertical Wall Digging Depth
5350 mm -
Fuel Tank Capacity
390 l -
Cooling System
28 l -
Engine Oil
18 l -
Swing Drive - Each
6 l -
Final Drive - Each
5 l -
Hydraulic System - Including Tank
218 l -
Hydraulic Tank
115 l -
Shipping Length
9530 mm -
Tail Swing Radius
2750 mm -
Counterweight Clearance
1020 mm -
Track Length
4460 mm -
Length to Center of Rollers
3650 mm -
Maximum Reach at Ground Level
9470 mm -
Maximum Cutting Height
9250 mm -
Maximum Loading Height
6290 mm -
Minimum Loading Height
2590 mm -
Maximum Vertical Wall Digging Depth
5720 mm
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Stroke
135 mm -
Displacement
7.01 L -
Gross Power - ISO 14396/SAE J1995
113 kW -
Net Power - ISO 9249/SAE J1349
106 kW -
Engine RPM - Operation
1700 rpm -
Engine RPM - Travel
1800 rpm -
Bore
105 mm -
Engine Model
Cat C7.1 -
Net Power - ISO 9249
92 kW -
Net Power - ISO 9249 (DIN)
125 hp (met -
Engine Model
ALUW06DTI -
Engine Power - ISO 14396
100 kW -
Engine Power - ISO 14396 (DIN)
136 hp (met -
Bore
104 mm -
Stroke
113 mm -
Displacement
5.76 l -
Biodiesel Capability
Up to B10 -
Emissions
Non-certified emission engine. -
Note (1)
Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system and alternator with engine speed at 1,700 rpm. Advertised power is tested per the specified standard in effect at the time -
Ground Clearance
450 mm -
Net Power - ISO 9249
106 kW -
Net Power - ISO 9249 (DIN)
144 hp (met -
Engine Model
Cat C7.1 -
Engine Power - ISO 14396
113 kW -
Engine Power - ISO 14396 (DIN)
154 hp (met -
Bore
105 mm -
Stroke
135 mm -
Displacement
7.01 l -
Biodiesel Capability
Up to B20¹ -
Emissions
Meets UN R96 Stage II emission standards, equivalent to U.S. EPA Tier 2 and EU Stage II. -
Note (1)
Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system and alternator with engine speed at 1,800 rpm. Advertised power is tested per the specified standard in effect at the time -
Note (2)
¹Cat engines are compatible with diesel fuel blended with the following lower-carbon intensity fuels** up to: 100% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels. Refer to -
Ground Clearance
450 mm
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Counterweight Clearance**
1020 mm -
Boom
HD Reach 5.7 m -
Stick
HD Reach 2.5 m -
Bucket
SD 1.20 m3 -
Shipping Height (top of cab)
3050 mm -
Shipping Length
9460 mm -
Tail Swing Radius
2750 mm -
Track Length to Center of Rollers
3650 mm -
Ground Clearance
450 mm -
Transport Width - 600 mm (24") Shoes
2980 mm -
Track Gauge
2380 mm -
Boom
HD Reach 5.7 m (18'8") -
Stick
Reach 2.25 m (7'5") -
Bucket
GD 1.0 m³ (1.31 yd³) -
Shipping Height - Top of Cab
3100 mm -
Handrail Height
2915 mm -
Transport Width
2800 mm -
Boom
HD Reach 5.7 m (18'8") -
Stick
Reach 2.25 m (7'5") -
Bucket
GD 1.0 m³ (1.31 yd³) -
Boom
HD Reach 5.7 m (18'8") -
Stick
HD Reach 2.5 m (8'2") -
Bucket
SD 1.20 m³ (1.57 yd³) -
Shipping Height - Top of Cab
3050 mm -
Handrail Height
3015 mm -
Transport Width
2980 mm -
Boom
HD Reach 5.7 m (18'8") -
Stick
HD Reach 2.5 m (8'2") -
Bucket
SD 1.20 m³ (1.57 yd³)
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Stick
HD Reach 2.5 m -
Bucket
SD 1.20 m3 -
Maximum Digging Depth
6300 mm -
Maximum Reach at Ground Level
9470 mm -
Maximum Cutting Height
9250 mm -
Maximum Loading Height
6290 mm -
Minimum Loading Height
2590 mm -
Maximum Depth Cut for 2440 mm (8'0") Level Bottom
5960 mm -
Maximum Vertical Wall Digging Depth
5290 mm -
Bucket Digging Force (ISO)
140 kN -
Stick Digging Force (ISO)
118 kN -
Bucket Digging Force (SAE)
125 kN -
Stick Digging Force (SAE)
114 kN -
Boom
HD Reach 5.7 m
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Operating Weight
22800 kg
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Swing Speed
10 r/min -
Swing Speed
11.88 r/min
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Maximum Swing Torque
62 kN·m -
Maximum Swing Torque
62 kN·m
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Operating Weight
19800 kg -
Operating Weight
22600 kg
-
Note
4.1 m (13'5") Standard undercarriage, 5.7 m (18'8") HD Reach boom, R2.25 (7'5") stick, 1.0 m³ (1.31 yd³) GD bucket, 600 mm (24") triple grouser shoes and 3650 kg (8,050 lb) counterweight. -
Note
4.5 m (14'8") Long undercarriage, 5.7 m (18'8") HD Reach boom, 2.5 m (8'2") HD Reach stick,1.20 m³ (1.57 yd³) SD bucket, 600 mm (24") triple grouser track shoes and 4000 kg (8,820 lb) counterweight.
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Track Gauge
2200 mm -
Track Gauge
2380 mm
-
Maximum Digging Depth
5970 mm -
Maximum Digging Depth
6300 mm
-
Maximum Depth Cut for 2440 mm (8 ft) Level Bottom
5640 mm -
Bucket Digging Force - ISO
134 kN -
Stick Digging Force - ISO
112 kN -
Maximum Depth Cut for 2440 mm (8 ft) Level Bottom
5960 mm -
Bucket Digging Force - ISO
147 kN -
Stick Digging Force - ISO
111 kN
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