Caterpillar MINI HYDRAULIC EXCAVATOR 312B - catalog of spare parts
Rod / Arm Version (HEX) 1
Max. Cutting height - 27.01 feet to
Maximum loading height - 19.23 feet to
Max Reach Along the Earth - 25.56 feet to
Max vertical wall digging depth - 14.54 feet to
Maximum digging depth - 16.84 feet to
Rod / Arm Version (HEX) 2
Delivery length - 24.92 feet to
Delivery height - 9.06 feet to
Max. Cutting height - 27.81 feet to
Maximum loading height - 20 feet in
Max Reach Along the Earth - 26.83 feet to
Max vertical wall digging depth - 16.31 feet to
Maximum digging depth - 18.21 feet to
Rod / Arm Version (HEX) 3
Delivery length - 24.97 feet to
Delivery height - 9.06 feet to
Max. Cutting height - 28.53 feet to
Maximum loading height - 20.77 feet to
Max Reach Along the Earth - 28.3 feet to
Max vertical wall digging depth - 17.54 feet to
Maximum digging depth - 19.85 feet to
Dimensions
Off track width - 8.17 feet to
Path length on earth - 9.13 feet to
Ground clearance - 1.45 feet to
Height to cab top - 9.06 feet to
Tail Swing Radius - 6.99 feet to
Chassis
Track gauge - 6.53 feet to
Shoe size - 19.69in
Choose MINI HYDRAULIC EXCAVATOR 312B section:
Specifications
Engine
Number of cylinders - four
Engine make - 2236
Engineering model - 3064T
Gross power - 91hp
Net power - 84hp
Measured power @ - 1900RPM
Displacement - 259cu in
Aspiration - Turbocharged
Boring - 4.1in
Stroke - 5.2in
Engineering model - Cat 3064T diesel engine
Flywheel power - 84hp
EEC 80/1269 - 84hp
SAE J1349 - 84hp
ISO 9249 - 84hp
Operational
Operating weight - 27410lb
Fuel Capacity - 66.1gal
Cooling system fluid volume - 4.1gal
Hydraulic system capacity - 42.8gal
Engine oil - 3.5gal
Drive capacity of the rotary drive - 0.8gal
Operating voltage - 24V
Generator current - 50amps
Hydraulic pressure relief valve pressure - 4980psi
Hydraulic pump performance - 63.5gal / min
Swing mechanism
Swing speed - 12.3rpm
Torque - 22,422 pounds feet
Chassis
Shoe size - 19.7in
Ground pressure - 5.7psi
Max. Movement speed - 3.5mph
Traction drawbar - 22930lb
Track gauge - 6.6 feet to
Weights
Operating weight - 28680lb
Buckets
Bucket base capacity - 0.6yd3
Min bucket capacity - 0.5yd3
Maximum bucket capacity - 1.1yd3
Hydraulic system
Pilot System - Maximum Flow - 4.8 gallons / min
Pilot system - maximum pressure - 570 psi
Maximum pressure - travel - 4980 psi
Maximum pressure - swing - 3340 psi
Maximum Pressure - Guns - 4340 psi
Main unit system - maximum flow (2x) - 32 gallons / min
Boom Cylinder - Hole - 4.3in
Boom Cylinder - Stroke - 40in
Stick cylinder - hole - 4.8in
Stick Cylinder - Stroke - 47in
Bucket Cylinder - Bore - 4in
Bucket Cylinder - Stroke - 37.5in
Rod / Arm Version (HEX) 1 - boom with 2100mm handle
Maximum digging depth - 16.9 feet to
Max Reach Along the Earth - 25.6 feet to
Max. Cutting height - 27.1 feet to
Maximum loading height - 19.3 feet to
Max vertical wall digging depth - 14.6 feet to
Rod / Arm Version (HEX) 2 - Arrow 14 "1 " (4300 mm) / Stick 8 `2 "(2500 mm)
Delivery height - 9.1 feet to
Delivery length - 25 feet to
Maximum digging depth - 18.3 feet to
Max Reach Along the Earth - 26.9 feet to
Max. Cutting height - 27.9 feet to
Maximum loading height - 20 feet in
Max vertical wall digging depth - 16.4 feet to
Rod / Arm Version (HEX) 3 - Arrow 14 "1 " (4300 mm) / Stick 9 10 "(3000 mm)
Delivery height - 9.1 feet to
Delivery length - 25 feet to
Maximum digging depth - 19.9 feet to
Max Reach Along the Earth - 28.3 feet to
Max. Cutting height - 28.6 feet to
Maximum loading height - 20.8 feet to
Max vertical wall digging depth - 17.6 feet to
Dimensions
Off track width - 8.2 feet to
Height to cab top - 9.1 feet to
Ground clearance - 1.5 feet to
Counterweight removal - 3.1 feet to
Tail Swing Radius - 7 feet in
Path length on earth - 9.2 feet to
Service replenishment options
Cooling system - 4.1gal
Fuel tank - 66gal
Last trip - every - 0.7gal
Hydraulic tank - 25.9gal
Hydraulic system - including tank - 42.8gal
Machine oil - 3.4gal
Swing Drive - every - 0.8gal
Drive unit
Maximum tractive effort - 22930lb
Travel speed - 3.4mph