844 BLANCHARD

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310 Mini Hydraulic Excavator

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Machine Information

Specifications

Engine
Net Power
69.5 HP
Stroke
4.7 in
Note
Bore
3.7 in
Displacement
203 in³
Gross Power - SAE J1995:2014
74.3 HP
Engine Model - U.S. EPA Tier 4 Final/EU Stage V
Net Power - 2,200 rpm - ISO 9249:2007, 80/1269/EEC
69.5 HP
Weights
Operating Weight
22451 lb
Minimum Operating Weight with Cab*
21170 lb
Maximum Operating Weight with Cab**
22451 lb
Note (2)
Note (1)
Weight Increase from Minimum Configuration
Counterweight
552 lb
Steel Tracks with Pads
728 lb
Travel System
Maximum Traction Force - Low Speed
19064 lb
Maximum Traction Force - High Speed
6497 lb
Travel Speed - High
3.1 mile/h
Travel Speed - Low
1.6 mile/h
Ground Pressure - Maximum Weight
6.4 psi
Ground Pressure - Minimum Weight
6 psi
Gradeability - Maximum
Service Refill Capacities
Hydraulic Tank
14 gal (US)
Cooling System
2.6 gal (US)
Engine Oil
3 gal (US)
Fuel Tank
38 gal (US)
Hydraulic System
37 gal (US)
Hydraulic System
Operating Pressure - Swing
3336 psi
Digging Force - Bucket
17459 lb
Operating Pressure - Travel
4134 psi
Operating Pressure - Equipment
4134 psi
Note
Digging Force - Stick
11060 lb
Type
Pump Flow at 2,400 rpm
62 gal/min
Maximum Auxiliary Circuit - Secondary - Flow at Pump
9 gal/min
Maximum Auxiliary Circuit - Primary - Pressure at Pump
4134 psi
Maximum Auxiliary Circuit - Secondary - Pressure at Pump
4134 psi
Maximum Auxiliary Circuit - Primary - Flow at Pump
35 gal/min
Swing System
Machine Swing Speed
10.6 r/min
Blade
Height
17 in
Width - Standard
97.2 in
Width - Wide
103.9 in
Certification - Cab
Top Guard
Roll Over Protective Structure (ROPS)
Tip Over Protective Structure (TOPS)
Sound
Average Exterior Sound Pressure (ISO 6395:2008)
99 dB(A)
Operator Sound Pressure (ISO 6396:2008)
72 dB(A)
Note
Dimensions
Dig Depth
205.2 in
Dimensions - Standard Stick
Tail Swing without Counterweight
70.9 in
Stick Length
98.4 in
Boom In Reach
83.3 in
Maximum Reach
303 in
Dig Depth
205.2 in
Ground Clearance - Frame
14 in
O/A Track Width
97.2 in
Cab Height
100 in
Track Belt/Shoe Width
17.7 in
Maximum Blade Depth
18.8 in
Maximum Dump Clearance
229.5 in
Maximum Dig Height
313.8 in
Maximum Blade Height
16.6 in
Tail Swing - Standard Counterweight
76.1 in
O/A Undercarriage Length
126 in
Vertical Wall
172.6 in
Swing Bearing - Height
28.9 in
Maximum Reach - Ground Level
298 in
Overall Shipping Length - with Counterweight
274.9 in
Note (2)
Note (1)
Overall Shipping Length - without Counterweight
269.7 in
Height - Boom Transport - No Tools*
100.4 in
Height - Boom Working - With Tools**
106.3 in
Air Conditioning System
Air Conditioning

Additional Parts

Standard Equipment
ENGINE
HYDRAULICS
OPERATOR ENVIRONMENT
UNDERCARRIAGE
BOOM, STICK AND LINKAGES
ELECTRICAL
OTHER
Optional Equipment
OPERATOR ENVIRONMENT
UNDERCARRIAGE
BOOM, STICK AND LINKAGES
ELECTRICAL
GUARDING
OTHER

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