Categories ↠ Mini Excavators ↠ Case CX31B

Case CX31B Mini Excavator

Category: Mini Excavators ➔
Manufacturer: Case ➔
Model: CX31B ➔

Boom

Arm Length	4.40 ft (1.34 m)
Boom Length	8.10 ft (2.47 m)

Boom/Stick Excavator Option 1

Max Cutting Height	15.60 ft (4.75 m)
Max Digging Depth	9.20 ft (2.80 m)
Max Loading Height	11.00 ft (3.35 m)
Max Reach Along Ground	15.50 ft (4.72 m)
Max Vertical Wall Digging Depth	7.10 ft (2.16 m)
Shipping Height of Unit	8.50 ft (2.59 m)
Shipping Length of Unit	14.40 ft (4.39 m)

Bucket

Maximum Bucket Capacity	0.20 cu yd (0.15 cu m)
Minimum Bucket Capacity	0.10 cu yd (0.08 cu m)
Reference Bucket Capacity	0.20 cu yd (0.15 cu m)

Dimensions

Ground Clearance	1.10 ft (0.34 m)
Height - Top of Cab	8.50 ft (2.59 m)
Length of Track on Ground	5.10 ft (1.55 m)
Removal Counterweight Clearance	1.90 ft (0.58 m)
Width to Outside of Tracks	5.10 ft (1.55 m)

Engine

Displacement	100.10 cu in (1,640.35 cu cm)
Emissions level	Tier 4
Engine Model	Yanmar 3TNV88-BPYB
Max Torque	72.60 lbs ft (98.43 nm)
Net Power	28.40 hp (21.18 kw)
Number of Cylinders	3
Power Measured @	2400 rpm
Torque Measured @	1440 rpm

Lift System

Bucket Breakout Force	6,227.30 lbs (2,824.66 kg)
Lift over end Max. reach - lbs	1,785.80 lbs (810.03 kg)
Lift over side Max. reach	639.40 lbs (290.03 kg)

Operating Specifications

Alternator Supplied Amperage	24 amps
Cooling System Fluid Capacity	1.20 gal (4.54 l)
Engine Oil Capacity	1.80 gal (6.81 l)
Fuel Capacity	10.00 gal (37.85 l)
Hydraulic Pump Flow Capacity	20.20 gpm (76.46 lpm)
Hydraulic System Fluid Capacity	12.70 gal (48.07 l)
Hydraulic System Relief Valve Pressure	3336 psi
Operating Voltage	12 volts
Operating Weight	6,679.00 lbs (3,029.55 kg)

Swing Mechanism

Swing Speed

8.9 rpm

Undercarriage

Drawbar Pull	8,655.00 lbs (3,925.85 kg)
Ground Pressure	4.3 psi
Max Travel Speed	2.80 mph (4.51 kph)
Number of Carrier Rollers per Side	1
Number of Track Rollers per Side	4
Shoe Size	11.90 in (30.23 cm)

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