Caterpillar 312E Hydraulic Excavator
Units
Dimensions
Dimensions
E
Ground Clearance
1.45ft in
G
Height To Top Of Cab
9.09ft in
H
Tail Swing Radius
7.09ft in
Removal Counterweight Clearance
2.92ft in
Undercarriage
Drawbar Pull
25628lb
Max Travel Speed
3.4mph
Specifications
Engine
Engine Make
2236
Engine Model
CAT C4.4 ACERT
Gross Power
95hp
Net Power
91hp
Displacement
269cu in
Bore
4.2in
Stroke
5in
Net Power - Sae J1349
91hp
Gross Power - Sae J1995
95hp
Engine Model
Cat C4.4 ACERT
Flywheel Power
91hp
Operational
Operating Weight
29770lb
Fuel Capacity
66.1gal
Cooling System Fluid Capacity
5.9gal
Hydraulic System Fluid Capacity
43.4gal
Engine Oil Capacity
3.6gal
Swing Drive Fluid Capacity
0.7gal
Weights
Operating Weight
33080lb
Maximum Operating Weight
33080lb
Minimum Operating Weight
29770lb
Minimum Operating Weight*
29770lb
Maximum Operating Weight**
33080lb
Hydraulic System
Pilot System - Maximum Flow
5.8 gal/min
Pilot System - Maximum Pressure
598 psi
Maximum Pressure - Travel
5076 psi
Maximum Pressure - Swing
3336 psi
Swing System - Maximum Flow
34 gal/min
Boom Cylinder - Bore
4in
Boom Cylinder - Stroke
40in
Stick Cylinder - Bore
5in
Stick Cylinder - Stroke
47in
Bucket Cylinder - Bore
4in
Bucket Cylinder - Stroke
37in
Main System - Maximum Flow - Total
67 gal/min
Maximum Pressure - Equipment
4424 psi
Service Refill Capacities
Cooling System
5.9gal
Final Drive - Each
0.8gal
Hydraulic Tank
24gal
Hydraulic System - Including Tank
43.4gal
Fuel Tank Capacity
66.1gal
Swing Drive
0.7gal
Engine Oil - With Filter
3.6gal
Standards
Brakes
ISO 10265 2008
Rops Cab
ISO 12117-2
Cab/Opg
ISO 10262 1998
Sound Performance
Operator Noise (Closed) - Iso 6396
69 dB(A)
Spectator Noise - Iso 6395
100 dB(A)
Track
Number Of Track Rollers - Each Side - Long Undercarriage
7 pieces
Number Of Shoes - Each Side - Long Undercarriage
46 pieces
Number Of Carrier Rollers - Each Side - Long Undercarriage
2 pieces
Drive
Maximum Travel Speed
3.4mph
Maximum Drawbar Pull
25628lb
