HomeMachines/EquipmentNew Machines340 Straight Boom Excavator

340 Straight Boom Excavator

Product Description

With its new cab, long maintenance intervals, and power system that improves fuel efficiency up to 15%, the Cat® 340 is the perfect choice for low-level demolition, sorting, and other excavation tasks.

Specifications
Us
Metric
Engine
Engine Model
C9.3B
Net Power - ISO 9249
346 HP
258.3 kW
Net Power - ISO 9249 (DIN)
351 hp (metric)
351 hp (metric)
Engine Power - ISO 14396
347 HP
259 kW
Engine Power - ISO 14396 (DIN)
352 hp (metric)
352 hp (metric)
Bore
5 in
115 mm
Stroke
6 in
149 mm
Displacement
568 in³
9.3 l
Biodiesel Capability
Up to B20¹
Emissions
Meets U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014 emission standards.
Note (1)
Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system, and alternator with engine speed at 1,900 rpm. Advertised power is tested per the specified standard in effect at the time of manufacture.
Note (2)
¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels** up to: 20% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels.Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations” (SEBU6250) for details. *Engines with no aftertreatment devices can use higher blends, up to 100% biodiesel (for use of blends higher than 20% biodiesel, consult your Cat dealer). **Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels.
Hydraulic System
Main System - Maximum Flow
560 l/min (148 gal/min)
Maximum Pressure - Equipment
5076 psi
35000 kPa
Maximum Pressure - Equipment - Lift Mode
5511 psi
38000 kPa
Maximum Pressure - Travel
5076 psi
35000 kPa
Maximum Pressure - Swing
4264 psi
29400 kPa
Swing Mechanism
Swing Speed
8.84 r/min
8.84 r/min
Maximum Swing Torque
10741 ft·lbf
143 kN·m
Weights
Operating Weight
87800 lb
39800 kg
Note (1)
Long undercarriage, Straight boom, R3.9DB (12'10") stick, GD 2.27 m³ (2.97 yd³) bucket, 700 mm (28") triple grouser shoes, and 9.0 mt (19,800 lb) counterweight.
Service Refill Capacities
Fuel Tank Capacity
158.5 gal (US)
600 l
Cooling System
10.5 gal (US)
40 l
Engine Oil
8.5 gal (US)
32 l
Swing Drive
4.8 gal (US)
18 l
Final Drive - Each
2.1 gal (US)
8 l
Hydraulic System - Including Tank
98.5 gal (US)
373 l
Hydraulic Tank
42.5 gal (US)
161 l
DEF Tank
21.1 gal (US)
80 l
Dimensions
Boom
Straight 6.9 m (22'8")
Stick
Reach 3.9 m (12'10")
Bucket
GD 2.27 m³ (2.97 yd³)
Shipping Height - Top of Cab
11 ft
3360 mm
Cab Height - With OPG
11.5 ft
3500 mm
Shipping Length
37.4 ft
11390 mm
Tail Swing Radius
11.6 ft
3530 mm
Counterweight Clearance
4.1 ft
1250 mm
Ground Clearance
1.7 ft
520 mm
Track Length
16.5 ft
5030 mm
Track Length to Center of Rollers
13.3 ft
4040 mm
Track Gauge
8.5 ft
2590 mm
Transport Width
10.9 ft
3290 mm
Working Ranges and Forces
Maximum Pin Height at Stick Nose
39.4 ft
12 m
Maximum Weight at Stick Nose
9170 lb
4160 kg
Boom
Straight 6.9 m (22'8")
Stick
Reach 3.9 m (12'10")
Bucket
GD 2.27 m³ (2.97 yd³)
Maximum Digging Depth
21.8 ft
6650 mm
Maximum Reach at Ground Level
40.5 ft
12350 mm
Maximum Cutting Height
45.2 ft
13770 mm
Maximum Loading Height
33.6 ft
10250 mm
Minimum Loading Height
11 ft
3360 mm
Maximum Depth Cut for 2440 mm (8'0") Level Bottom
21.4 ft
6520 mm
Maximum Vertical Wall Digging Depth
18.5 ft
5640 mm
Bucket Digging Force -ISO
47150 lbf
210 kN
Stick Digging Force - ISO
32440 lbf
144 kN
Air Conditioning System
Air Conditioning
The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.0 kg (2.2 lb) of refrigerant which has a CO2 equivalent of 1.430 metric tonnes (1.576 tons).
Standard/Optional

Standard Equipment

NOTE
BOOM AND STICKS
CAB
CAT TECHNOLOGY
ELECTRICAL SYSTEM
ENGINE
HYDRAULIC SYSTEM
SAFETY AND SECURITY
SERVICE AND MAINTENANCE
UNDERCARRIAGE AND STRUCTURES

Optional Equipment

NOTE
BOOM AND STICKS
CAT TECHNOLOGY
ELECTRICAL SYSTEM
ENGINE
HYDRAULIC SYSTEM
SAFETY AND SECURITY
SERVICE AND MAINTENANCE
UNDERCARRIAGE AND STRUCTURES

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