Categories ↠ Excavators ↠ Caterpillar 312B

Caterpillar 312B Excavator

Category: Excavators ➔
Manufacturer: Caterpillar ➔
Model: 312B ➔

The Caterpillar 312B Excavator offers powerful performance and versatility for a wide range of excavation tasks. With impressive maximum cutting heights, digging depths, and loading heights, this excavator is equipped to handle various projects with efficiency and precision. Its compact design and advanced features make it a reliable choice for professionals in the construction and mining industries. Discover more about the capabilities of the Caterpillar 312B Excavator through its detailed specifications below.

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Boom/Stick Excavator Option 1

Max Cutting Height	27 ft (8 m)
Max Digging Depth	17 ft (5 m)
Max Loading Height	19 ft (6 m)
Max Reach Along Ground	26 ft (8 m)
Max Vertical Wall Digging Depth	15 ft (4 m)

Boom/Stick Excavator Option 2

Max Cutting Height	28 ft (9 m)
Max Digging Depth	18 ft (6 m)
Max Loading Height	20 ft (6 m)
Max Reach Along Ground	27 ft (8 m)
Max Vertical Wall Digging Depth	16 ft (5 m)
Shipping Height of Unit	9 ft (3 m)
Shipping Length of Unit	25 ft (8 m)

Boom/Stick Excavator Option 3

Max Cutting Height	29 ft (9 m)
Max Digging Depth	20 ft (6 m)
Max Loading Height	21 ft (6 m)
Max Reach Along Ground	28 ft (9 m)
Max Vertical Wall Digging Depth	18 ft (5 m)
Shipping Height of Unit	9 ft (3 m)
Shipping Length of Unit	25 ft (8 m)

Bucket

Maximum Bucket Capacity	1 cu yd (1 cu m)
Minimum Bucket Capacity	1 cu yd (0 cu m)
Reference Bucket Capacity	1 cu yd (0 cu m)

Dimensions

Ground Clearance	2 ft (0 m)
Height - Top of Cab	9 ft (3 m)
Length of Track on Ground	9 ft (3 m)
Removal Counterweight Clearance	3 ft (1 m)
Tail Swing Radius	7 ft (2 m)
Width to Outside of Tracks	8 ft (2 m)

DRIVE SYSTEM

Maximum Drawbar Pull	22,930 lbs (10,401 kg)
Travel Speed	3 mph (5 kph)

Engine

Aspiration	Turbocharged
Bore	4 in (10 cm)
Displacement	259 cu in (4,244 cu cm)
Engine Model	Cat 3064T Diesel Engine
Flywheel Power	84 hp (63 kw)
Gross Power	91 hp (68 kw)
ISO 9249	84 hp (63 kw)
Net Power	84 hp (63 kw)
Power Measured @	1900 rpm
SAE J1349	84 hp (63 kw)
Stroke	5 in (13 cm)

Hydraulic System

Boom Cylinder - Bore	4 in (11 cm)
Boom Cylinder - Stroke	40 in (102 cm)
Bucket Cylinder - Bore	4 in (10 cm)
Bucket Cylinder - Stroke	38 in (95 cm)
Main Implement System - Maximum Flow (2x)	32 gpm (121 lpm)
Maximum Pressure - Implements	4340 psi
Maximum Pressure - Swing	3340 psi
Maximum Pressure - Travel	4980 psi
Stick Cylinder - Bore	5 in (12 cm)
Stick Cylinder - Stroke	47 in (119 cm)

Operating Specifications

Alternator Supplied Amperage	50 amps
Cooling System Fluid Capacity	4 gal (16 l)
Engine Oil Capacity	4 gal (13 l)
Fuel Capacity	66 gal (250 l)
Hydraulic Pump Flow Capacity	64 gpm (240 lpm)
Hydraulic System Fluid Capacity	43 gal (162 l)
Hydraulic System Relief Valve Pressure	4980 psi
Operating Voltage	24 volts
Operating Weight	27,410 lbs (12,433 kg)
Swing Drive Fluid Capacity	1 gal (3 l)

Service Refill Capacities

Cooling System	4 gal (16 l)
Engine Oil	3 gal (13 l)
Final Drive - Each	1 gal (3 l)
Fuel Tank	66 gal (250 l)
Hydraulic System - Including Tank	43 gal (162 l)
Hydraulic Tank	26 gal (98 l)
Swing Drive - Each	1 gal (3 l)

Swing Mechanism

Swing Speed

12.3 rpm

Undercarriage

Drawbar Pull	22,930 lbs (10,401 kg)
Ground Pressure	5.7 psi
Max Travel Speed	4 mph (6 kph)
Shoe Size	20 in (50 cm)
Track Gauge	7 ft (2 m)

Weights

Operating Weight

28,680 lbs (13,009 kg)

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