306 CR VAB Mini Hydraulic Excavator

Units of measurement :

Metric

Imperial

Net Power

41.7 kW

Operating Weight

7150 kg

Dig Depth

2975 mm

Availability

Purchase Rental Used

The Cat® 306 CR Variable Angle Boom (VAB) Mini Excavator delivers maximum power and performance in a mini size to help you work in a wide range of applications. The Variable Angle Boom provides the maximum in linkage flexibility in tight applications.

4 Industry First Features

Cat Exclusives in a Mini Excavator

Up to 10% Lower Total Ownership Costs

with improved fuel efficiency and longer service intervals

Up to 20% More Performance

with customizable operator settings and improvements in lift, swing, travel and multifunction

ALL DAY COMFORT

EASY TO OPERATE

STICK STEER TRAVEL MODE

SAFETY ON THE JOB SITE

SIMPLE SERVICE FOR LESS DOWNTIME

LOWER OPERATING COSTS

UNMATCHED DEALER SUPPORT

The 306 CR VAB features a sealed and pressurized cab equipped with an improved air conditioning system, adjustable wrist rests and a suspension seat to help keep you working comfortably all day long.

306 CR VAB Product Brochure.pdf Cat Mini Hydraulic Excavators Product Line Brochure (Europe).pdf Options And Accessories Kit Guide for Mini Hydraulic Excavators.pdf Cat Attachments for Mini Excavators Brochure.pdf Attachment Compatibility Guide for Mini Excavators.pdf 306 CR VAB Product Brochure.pdf

Engine

Net Power	41.7 kW	55.9 hp
Engine Model	Cat C2.4 Turbo
Rated Net Power - 2,200 rpm - U.S. EPA Tier 4 Final/EU Stage V - ISO 9249/EEC 80/1269	41.7 kW	55.9 hp
Gross Power - ISO 14396	42.6 kW	57.1 hp
Bore	87 mm	3.4 in
Stroke	102.4 mm	4 in
Displacement	2.43 l	148 in³
Note 1	Net power advertised is the power available at the flywheel when the engine is equipped with air cleaner, exhaust system and fan.
Note 2	Advertised power is tested per the specific standard in effect at the time of manufacture.

Weights

Dimensions - VAB In

Dig Depth	2975 mm	117.1 in
Vertical Wall	1470 mm	57.9 in
Maximum Reach at Ground Level	3595 mm	141.5 in
Maximum Reach	153.9 mm	3910 in
Maximum Dig Height	118.3 mm	3005 in
Maximum Dump Clearance	100.4 mm	2550 in
Boom in Reach	3276 mm	129 in
Tail Swing with Counterweight	58 mm	1475 in
Tail Swing without Counterweight	1350 mm	53 in
Maximum Blade Height	415 mm	16 in
Maximum Blade Depth	24 mm	600 in
Boom Height in Shipping Position with Attachment*	2405 mm	94.7 in
Boom Height in Shipping Position without Attachment*	2405 mm	94.7 in
Cab Height	2545 mm	100 in
Swing Bearing Height	672 mm	27 in
Overall Undercarriage Length	2580 mm	102 in
Overall Shipping Length with Counterweight with Attachment*	5555 mm	218.7 in
Overall Shipping Length with Counterweight without Attachment*	5295 mm	208.5 in
Overall Shipping Length without Counterweight with Attachment*	5430 mm	213.8 in
Overall Shipping Length without Counterweight without Attachment*	5170 mm	203.5 in
Boom Swing Right	910 mm	36 in
Boom Swing Left	735 mm	29 in
Track Belt/Shoe Width	400 mm	16 in
Overall Track Width	78 mm	1980 in
Width Over Upper House	1950 mm	77 in
Ground Clearance	306 mm	12 in
Stick Length	1580 mm	62 in

Weight Increase from Minimum Configuration

Travel System

Service Refill Capacities

Hydraulic System

Swing System

Blade

Certification - Cab

Dimensions - VAB Out

Dig Depth	155.1 mm	3940 in
Vertical Wall	129.5 mm	3290 in
Maximum Reach at Ground Level	6705 mm	264 in
Maximum Reach	6855 mm	269.9 in
Maximum Dig Height	263 mm	6680 in
Maximum Dump Clearance	5155 mm	203 in
Boom in Reach	104 mm	2642 in
Tail Swing with Counterweight	58 mm	1475 in
Tail Swing without Counterweight	53 mm	1350 in
Maximum Blade Height	415 mm	16 in
Maximum Blade Depth	600 mm	24 in
Boom Height in Shipping Position with Attachment*	2405 mm	94.7 in
Boom Height in Shipping Position without Attachment*	2405 mm	94.7 in
Cab Height	100 mm	2545 in
Swing Bearing Height	672 mm	27 in
Overall Undercarriage Length	2580 mm	102 in
Overall Shipping Length with Counterweight with Attachment*	5555 mm	218.7 in
Overall Shipping Length with Counterweight without Attachment*	5295 mm	208.5 in
Overall Shipping Length without Counterweight with Attachment*	5430 mm	213.8 in
Overall Shipping Length without Counterweight without Attachment*	5170 mm	203.5 in
Boom Swing Right	36 mm	910 in
Boom Swing Left	735 mm	29 in
Track Belt/Shoe Width	400 mm	16 in
Overall Track Width	78 mm	1980 in
Width Over Upper House	1950 mm	77 in
Ground Clearance	12 mm	306 in
Stick Length	78 mm	1980 in

Dimensions - Long Stick - VAB In

Dig Depth	3240 mm	127.6 in
Vertical Wall	1895 mm	74.6 in
Maximum Reach at Ground Level	3980 mm	156.7 in
Maximum Reach	4255 mm	167.5 in
Maximum Dig Height	2960 mm	116.5 in
Maximum Dump Clearance	2480 mm	97.6 in
Boom in Reach	3341 mm	131.5 in
Tail Swing with Counterweight	1475 mm	58 in
Tail Swing without Counterweight	1350 mm	53 in
Maximum Blade Height	415 mm	16 in
Maximum Blade Depth	600 mm	24 in
Boom Height in Shipping Position without Attachment*	2440 mm	96.1 in
Cab Height	2545 mm	100 in
Swing Bearing Height	672 mm	27 in
Overall Undercarriage Length	2580 mm	102 in
Overall Shipping Length with Counterweight with Attachment*	5960 mm	234.6 in
Overall Shipping Length with Counterweight without Attachment*	5330 mm	209.8 in
Overall Shipping Length without Counterweight with Attachment*	5835 mm	229.7 in
Boom Swing Right	910 mm	36 in
Boom Swing Left	735 mm	29 in
Track Belt/Shoe Width	400 mm	16 in
Overall Track Width	1980 mm	78 in
Width Over Upper House	1950 mm	77 in
Ground Clearance	306 mm	12 in
Stick Length	1580 mm	62 in

Dimensions - Long Stick - VAB Out

Dig Depth	4340 mm	170.9 in
Vertical Wall	3720 mm	146.5 in
Maximum Reach at Ground Level	7100 mm	279.5 in
Maximum Reach	7240 mm	285 in
Maximum Dig Height	6995 mm	275.4 in
Maximum Dump Clearance	5465 mm	215.2 in
Boom in Reach	3144 mm	123.8 in
Tail Swing with Counterweight	1475 mm	58 in
Tail Swing without Counterweight	1350 mm	53 in
Maximum Blade Height	415 mm	16 in
Maximum Blade Depth	600 mm	24 in
Boom Height in Shipping Position without Attachment*	2440 mm	96.1 in
Cab Height	2545 mm	100 in
Swing Bearing Height	672 mm	27 in
Overall Undercarriage Length	2580 mm	102 in
Overall Shipping Length with Counterweight with Attachment*	5960 mm	234.6 in
Overall Shipping Length with Counterweight without Attachment*	5330 mm	209.8 in
Overall Shipping Length without Counterweight with Attachment*	5835 mm	229.7 in
Overall Shipping Length without Counterweight without Attachment*	5205 mm	204.9 in
Boom Swing Right	910 mm	36 in
Boom Swing Left	735 mm	29 in
Track Belt/Shoe Width	400 mm	16 in
Overall Track Width	1980 mm	78 in
Width Over Upper House	1950 mm	77 in
Ground Clearance	306 mm	12 in
Stick Length	1980 mm	78 in

Air Conditioning System

Sound

Sustainability

Compatible products:

Other categories of Excavadoras:

Virtual Tour

306 CR VAB Mini Hydraulic Excavator

Operating Weight	7150 kg	15766 lb
Minimum Operating Weight with Cab*	6575 kg	14498 lb
Maximum Operating Weight with Cab**	7248 kg	15982 lb
Note (1)	*Minimum Weight is based on rubber tracks, operator, full fuel tank, standard stick, straight blade and no bucket.
Note (2)	**Maximum Weight is based on steel tracks with pads, extra counterweight, operator, full fuel tank, long stick, straight blade and no bucket.

Counterweight	250 kg	551 lb
Long Stick	44 kg	97 lb
Steel Tracks with Pads	375 kg	827 lb

Travel Speed - High	5 km/h	3.1 mile/h
Travel Speed - Low	2.8 km/h	1.7 mile/h
Maximum Traction Force - High Speed	31 kN	6969 lbf
Maximum Traction Force - Low Speed	56 kN	12589 lbf
Ground Pressure - Minimum Weight	35.9 kPa	5.2 psi
Ground Pressure - Maximum Weight	39.5 kPa	5.7 psi
Gradeability - Maximum	30 degrees

Cooling System	10 l	2.6 gal (US)
Engine Oil	8 l	2.1 gal (US)
Fuel Tank	130 l	34.3 gal (US)
Hydraulic Tank	53 l	14 gal (US)
Hydraulic System	104 l	27.5 gal (US)

Pump Flow at 2,400 rpm	151 L/min	40 gpm
Operating Pressure - Equipment	24500 kPa	3553 psi
Operating Pressure - Travel	24500 kPa	3553 psi
Operating Pressure - Swing	22500 kPa	3263 psi
Auxiliary Circuit - Primary - Flow	90 L/min	24 gpm
Auxiliary Circuit - Primary - Pressure	24500 kPa	3553 psi
Auxiliary Circuit - Secondary - Flow	33 L/min	9 gpm
Auxiliary Circuit - Secondary - Pressure	24500 kPa	3553 psi
Digging Force - Stick - Standard	28.6 kN	6430 lbf
Digging Force - Stick - Long	25.9 kN	5823 lbf
Digging Force - Bucket	51.5 kN	11578 lbf
Type	Load Sensing Hydraulics with Variable Displacement Piston Pump

Machine Swing Speed	11 r/min	11 r/min
Boom Swing - Left	60 degrees
Boom Swing - Right	65 degrees

Straight Blade Width	1980 mm	78 in
Straight Blade Height	390 mm	15.4 in

Roll Over Protective Structure (ROPS)	ISO 12117-2:2008
Top Guard	ISO 10262:1998 - Level II (Optional)
Tip Over Protective Structure (TOPS)	ISO 12117:1997

Operator Sound Pressure (ISO 6396:2008)	72 dB(A)	72 dB(A)
Average Exterior Sound Pressure (ISO 6395:2008)	98 dB(A)	98 dB(A)
Note	European Union Directive “2000/14/EC”

Detalle Productos Cat

306 CR VAB Mini Hydraulic Excavator

4 Industry First Features

Up to 10% Lower Total Ownership Costs

Up to 20% More Performance

ALL DAY COMFORT

EASY TO OPERATE

STICK STEER TRAVEL MODE

SAFETY ON THE JOB SITE

SIMPLE SERVICE FOR LESS DOWNTIME

LOWER OPERATING COSTS

UNMATCHED DEALER SUPPORT

Engine

Weights

Dimensions - VAB In

Weight Increase from Minimum Configuration

Travel System

Service Refill Capacities

Hydraulic System

Swing System

Blade

Certification - Cab

Dimensions - VAB Out

Dimensions - Long Stick - VAB In

Dimensions - Long Stick - VAB Out

Air Conditioning System

Sound

Sustainability

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Compatible products:

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1200 mm (47 in)

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1300 mm (51 in), Skid Steer Coupler, Class II

1500 mm (59 in)

1600 mm (63 in), 280 L (9.9 ft3), Pin On

1600 mm (63 in), 280 L (9.9 ft3), Pin On

2036 mm (80 in), Bolt-On Cutting Edge

2036 mm (80 in), Bolt-On Cutting Edge

2036 mm (80 in), Bolt-On Cutting Edge

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2036 mm (80 in), Bolt-On Cutting Edge

2036 mm (80 in), Bolt-On Cutting Edge

2036 mm (80 in), Bolt-On Cutting Edge

2036 mm (80 in), Bolt-On Cutting Edge

2036 mm (80 in), Bolt-On Cutting Edge

2036 mm (80 in), Bolt-On Cutting Edge

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2036 mm (80 in), Bolt-On Cutting Edge

305 mm (12 in), 60 L (2.1 ft3), Pin On, 45 mm (1.8 in)

Other categories of Excavadoras:

Small Excavators

Medium Excavators

Large Excavators

Demolition Excavators

Wheel Excavators

Long Reach Excavation

Minig excavators

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