JCB 90Z-1 Mini Excavator

Blades

Approach angle 27.8 degrees
Blade Height 19 in (47 cm)
Blade width 2,320 mm (91 in)
Dig depth (below ground) 2 ft (0 m)
Maximum height 2 ft (0 m)
Reach in front of tracks 2 ft (1 m)

Boom

Boom swing left 55 degrees
Boom swing right 60 degrees
Bucket rotation 188 degrees
Bucket tearout 16,231 lbs (7,362 kg)
Dipper rotation 122 degrees
Dipper tearout 11,218 lbs (5,088 kg)
Slew speed 10 rpm

Boom/Stick Excavator Option 1

Max Digging Reach 26 ft (8 m)
Max Reach Along Ground 26 ft (8 m)
Max.Dumping Height 21 ft (6 m)
Maximum digging depth – dozer down 15 ft (5 m)
Maximum digging depth – dozer up 15 ft (5 m)
Maximum height to dipper nose pivot pin 24 ft (7 m)
Maximum vertical wallcut depth 13 ft (4 m)
Minimum front swing radius (fully offset) 7 ft (2 m)
Minimum front swing radius (no offset) 8 ft (2 m)

Dimensions

Cab height 61 in (155 cm)
Ground Clearance 1 ft (0 m)
Height – Top of Cab 9 ft (3 m)
Length of Track on Ground 8 ft (2 m)
Overall width of superstructure 7 ft (2 m)
Removal Counterweight Clearance 3 ft (1 m)
Tail Swing Radius 4 ft (1 m)
Track Gauge 6 ft (2 m)
Transport Length, Minimum 21,604 ft (6,585 m)
Width Over Tracks 8 ft (2 m)

Engine

Alternator 80 amps
Cooling system Water cooled
Displacement 152,559 cu in (2,500,006 cu cm)
Engine Model KDI 2504 TCR
Fuel Diesel
Gross Power 74 hp (55 kw)
Net Power 70 hp (52 kw)
Power Measured @ 2000 rpm
Starter Motor 2 hp (1 kw)
Torque Measured @ 1500 rpm

Hydraulic System

Auxiliary hydraulic flow 50 gpm (190 lpm)
Excavator/track main relief 300 bar
Nominal output 42 gpm (159 lpm)
Slew main relief 226 lpm

Operating Specifications

Cooling System Fluid Capacity 3 gal (12 l)
Engine Oil Capacity 18 gal (66 l)
Fuel Capacity 30 gal (112 l)
Hydraulic Pump Flow Capacity 18 gpm (66 lpm)
Hydraulic System Fluid Capacity 31 gal (118 l)
Operating Voltage 12 V
Operating Weight 21,458 lbs (9,733 kg)

Performance

Gradeability 30%
Travel speed low 2 mph (3 kph)
Travel Speed – High 3 mph (5 kph)

Undercarriage

Number of Track Rollers per Side 5
Track tension Grease
Tractive Effort 143 lbs (65 kg)
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