Excavators

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305 CR
UNITS:
Metric
Imperial
Net Power
33.6 kW
45 HP
 
41.7 kW
55.9 HP
 
51.8 kW
69.5 HP
Engine Model
C1.7 Turbo
C1.7 Turbo
 
Cat C2.4 Turbo
Cat C2.4 Turbo
 
Cat C3.3B
Cat C3.3B
Displacement
1.662 l
101 in³
 
2.43 l
148 in³
 
3.33 l
203 in³
Gross Power - 2,400 rpm - SAE J1995:2014
36.1 kW
48.4 HP
 
-
 
-
Stroke
100 mm
3.9 in
 
102.4 mm
4 in
 
120 mm
4.7 in
Bore
84 mm
3.3 in
 
87 mm
3.4 in
 
94 mm
3.7 in
Net Power - 2,400 rpm - ISO 9249, 80/1269/EEC
33.6 kW
45 HP
 
-
 
-
Note
Advertised power is tested per the specified standard in effect at the time of manufacture.
Advertised power is tested per the specified standard in effect at the time of manufacture.
 
-
 
-
Emissions
Meets U.S. EPA Tier 4 Final and EU Stage V emissions standards.
Meets U.S. EPA Tier 4 Final and EU Stage V emissions standards.
 
-
 
-
Gross Power - ISO 14396
-
 
43.2 kW
57.9 HP
 
-
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 - SAE J1995
-
 
-
 
55.4 kW
74.3 HP
Rated Net Power - 2,200 rpm - U.S. EPA Tier 4 Final/EU Stage V - ISO 9249/EEC 80/1269
-
 
-
 
51.8 kW
69.5 HP
Operating Weight
5754 kg
12688 lb
 
-
 
9105 kg
20077 lb
Note (2)
**Maximum Weight is based on steel tracks with pads, operator, full fuel tank, long stick, straight blade, extra counterweight and no bucket.
**Maximum Weight is based on steel tracks with pads, operator, full fuel tank, long stick, straight blade, extra counterweight and no bucket.
 
**Maximum Weight is based on steel tracks with pads, extra counterweight, operator, full fuel tank, long stick, fixed blade and no bucket.
**Maximum Weight is based on steel tracks with pads, extra counterweight, operator, full fuel tank, long stick, fixed blade and no bucket.
 
**Maximum Weight is based on steel tracks with rubber pads, counterweight, operator, full fuel tank, long stick, blade and no bucket.
**Maximum Weight is based on steel tracks with rubber pads, counterweight, operator, full fuel tank, long stick, blade and no bucket.
Minimum Operating Weight with Cab*
5105 kg
11257 lb
 
6470 kg
14266 lb
 
8440 kg
18610 lb
Note (1)
*Minimum Weight is based on rubber tracks, operator, full fuel tank, standard stick, straight blade, no bucket and no extra counterweight.
*Minimum Weight is based on rubber tracks, operator, full fuel tank, standard stick, straight blade, no bucket and no extra counterweight.
 
*Minimum Weight is based on rubber tracks, operator, full fuel tank, standard stick, fixed blade and no bucket.
*Minimum Weight is based on rubber tracks, operator, full fuel tank, standard stick, fixed blade and no bucket.
 
*Minimum Weight is based on rubber tracks, no counterweight, operator, full fuel tank, standard stick, blade and no bucket.
*Minimum Weight is based on rubber tracks, no counterweight, operator, full fuel tank, standard stick, blade and no bucket.
Minimum Operating Weight with Canopy*
5006 kg
11038 lb
 
6410 kg
14134 lb
 
-
Maximum Operating Weight with Canopy**
5665 kg
12491 lb
 
7090 kg
15633 lb
 
-
Maximum Operating Weight with Cab**
5764 kg
12710 lb
 
7150 kg
15766 lb
 
9105 kg
20077 lb
Dig Depth
3670 mm
144.5 in
 
4110 mm
162 in
 
4643 mm
182.8 in
Maximum Reach
5990 mm
235.8 in
 
6685 mm
263 in
 
7637 mm
300.7 in
O/A Shipping Height
2550 mm
100.4 in
 
-
 
-
Vertical Wall
2560 mm
100.8 in
 
3165 mm
125 in
 
3404 mm
134 in
Track Width
1980 mm
78 in
 
-
 
-
Overall Shipping Length*
5340 mm
210.2 in
 
-
 
-
Maximum Dump Clearance
3845 mm
151.4 in
 
4610 mm
182 in
 
5072 mm
199.7 in
Tail Swing with Counterweight
1200 mm
47.2 in
 
1475 mm
58 in
 
1585 mm
62.4 in
Boom Swing - Right
865 mm
34.1 °
 
910 mm
36 in
 
935 mm
36.8 in
Boom Swing - Left
24.2 °
615 mm
 
735 mm
29 in
 
604 mm
23.8 in
Tail Swing without Counterweight
1095 mm
43.1 in
 
1350 mm
53 in
 
1450 mm
57.1 in
Track Belt/Shoe Width
400 mm
15.7 in
 
400 mm
16 in
 
450 mm
17.7 in
Maximum Reach - Ground Level
5835 mm
229.7 in
 
6535 mm
257 in
 
7460 mm
293.7 in
Stick Length
1601 mm
63 in
 
1980 mm
78 in
 
2358 mm
92.8 in
Swing Bearing - Height
619 mm
24.4 in
 
672 mm
27 in
 
756 mm
29.7 in
O/A Undercarriage Length
2580 mm
101.6 in
 
2580 mm
102 in
 
2880 mm
113.4 in
Boom In Reach
2580 mm
101.6 in
 
2960 mm
117 in
 
3215 mm
126.6 in
Maximum Blade Depth
650 mm
25.6 in
 
600 mm
24 in
 
407 mm
16 in
Maximum Blade Height
400 mm
15.7 in
 
415 mm
16 in
 
370 mm
14.6 in
Maximum Dig Height
5355 mm
210.8 in
 
6130 mm
241 in
 
7039 mm
277.1 in
Boom Height - Shipping Position
1895 mm
74.6 in
 
-
 
-
Note
*Overall Shipping Length depends on blade position during shipment.
*Overall Shipping Length depends on blade position during shipment.
 
-
 
*Boom Height when stick is pinned in transport position with no attachments.
*Boom Height when stick is pinned in transport position with no attachments.
Ground Clearance
335 mm
13.2 in
 
306 mm
12 in
 
350 mm
13.8 in
O/A Track Width
-
 
1980 mm
78 in
 
2300 mm
90.6 in
Transport Height
-
 
2410 mm
95 in
 
-
Width over Upper House
-
 
1950 mm
77 in
 
-
O/A Shipping Length
-
 
5950 mm
234 in
 
-
Cab Height
-
 
2545 mm
100 in
 
2541 mm
100 in
Note (2)
-
 
-
 
***With blade positioned at the rear of the machine.
***With blade positioned at the rear of the machine.
Note (1)
-
 
-
 
**Boom Height when stick is pinned in working position with attachments. Standard Stick offers only one pin position.
**Boom Height when stick is pinned in working position with attachments. Standard Stick offers only one pin position.
Height - Boom Transport - No Tools*
-
 
-
 
2260 mm
89 in
Height - Boom Working - With Tools**
-
 
-
 
3050 mm
120.1 in
Overall Shipping Length - without Counterweight
-
 
-
 
6872 mm (270.6 in)***
6872 mm (270.6 in)***
Overall Shipping Length - with Counterweight
-
 
-
 
6872 mm (270.6 in)***
6872 mm (270.6 in)***
Hydraulic Tank
60 l
16 gal (US)
 
53 l
14 gal (US)
 
53 l
14 gal (US)
Engine Oil
6 l
1.6 gal (US)
 
8 l
2.1 gal (US)
 
11.2 l
3 gal (US)
Hydraulic System
75 l
20 gal (US)
 
104 l
27.5 gal (US)
 
110 l
29 gal (US)
Fuel Tank
68 l
18 gal (US)
 
130 l
34.3 gal (US)
 
147 l
39 gal (US)
Cooling System
11 l
2.9 gal (US)
 
10 l
2.6 gal (US)
 
10 l
2.6 gal (US)
Boom Swing - Left
72 Degrees
72 Degrees
 
60 degrees
60 degrees
 
60 degrees
60 degrees
Machine Swing Speed
9 r/min
9 r/min
 
11 r/min
11 r/min
 
10.6 r/min
10.6 r/min
Boom Swing - Right
50 Degrees
50 Degrees
 
65 degrees
65 degrees
 
50 degrees
50 degrees
Digging Force - Bucket
49.2 kN
11061 lbf
 
51.5 kN
11578 lbf
 
62 kN
13946 lb
Auxiliary Circuit - Secondary - Pressure
265 bar
3843 psi
 
24500 kPa
3553 psi
 
-
Operating Pressure - Equipment
265 bar
3843 psi
 
24500 kPa
3553 psi
 
285 bar
4134 psi
Auxiliary Circuit - Secondary - Flow
28 l/min
7 gal/min
 
33 l/min
9 gal/min
 
-
Operating Pressure - Travel
265 bar
3843 psi
 
24500 kPa
3553 psi
 
285 bar
4134 psi
Type
Load Sensing Hydraulics with Variable Displacement Piston Pump
Load Sensing Hydraulics with Variable Displacement Piston Pump
 
Load Sensing Hydraulics with Variable Displacement Piston Pump
Load Sensing Hydraulics with Variable Displacement Piston Pump
 
Load Sensing Hydraulics with Variable Displacement Piston Pump
Load Sensing Hydraulics with Variable Displacement Piston Pump
Digging Force - Stick - Standard
28.3 kN
6362 lbf
 
29.5 kN
6632 lbf
 
42.3 kN
9509 lb
Auxiliary Circuit - Primary - Pressure
265 bar
3843 psi
 
24500 kPa
3553 psi
 
-
Note
Flow and pressure are not combinable. Under load, as flow rises pressure goes down.
Flow and pressure are not combinable. Under load, as flow rises pressure goes down.
 
-
 
Flow and pressure are not combinable. Under load, as flow rises pressure goes down.
Flow and pressure are not combinable. Under load, as flow rises pressure goes down.
Pump Flow at 2,400 rpm
133 l/min
35 gal/min
 
151 l/min
40 gal/min
 
167 l/min
44 gal/min
Auxiliary Circuit - Primary - Flow
80 l/min
21 gal/min
 
90 l/min
24 gal/min
 
-
Operating Pressure - Swing
200 bar
2901 psi
 
22500 kPa
3263 psi
 
250 bar
3626 psi
Digging Force - Stick - Long
25.2 kN
5665 lbf
 
26.5 kN
5957 lbf
 
35.7 kN
8032 lb
Maximum Auxiliary Circuit - Primary - Pressure at Pump
-
 
-
 
285 bar
4134 psi
Maximum Auxiliary Circuit - Secondary - Pressure at Pump
-
 
-
 
285 bar
4134 psi
Maximum Auxiliary Circuit - Primary - Flow at Pump
-
 
-
 
131 l/min
35 gal/min
Maximum Auxiliary Circuit - Secondary - Flow at Pump
-
 
-
 
33 l/min
9 gal/min
Tail Swing without Counterweight
1095 mm
43.1 in
 
1350 mm
53 in
 
1450 mm
57.1 in
Boom Swing - Left
615 mm
24.2 °
 
735 mm
29 in
 
604 mm
23.8 in
Boom Swing - Right
865 mm
34.1 °
 
910 mm
36 in
 
935 mm
36.8 in
Maximum Dig Height
5215 mm
205.3 in
 
5835 mm
230 in
 
6736 mm
265.2 in
Vertical Wall
2335 mm
91.9 in
 
2710 mm
107 in
 
2991 mm
117.8 in
Maximum Blade Height
400 mm
15.7 in
 
415 mm
16 in
 
370 mm
14.6 in
Swing Bearing - Height
619 mm
24.4 in
 
672 mm
27 in
 
756 mm
29.7 in
Boom Height - Shipping Position
1820 mm
71.7 in
 
-
 
-
Overall Shipping Length*
5305 mm
208.9 in
 
-
 
-
O/A Shipping Height
2550 mm
100.4 in
 
-
 
-
Dig Depth
3420 mm
134.6 in
 
3710 mm
146 in
 
4108 mm
161.7 in
Maximum Reach - Ground Level
5590 mm
220.1 in
 
6130 mm
241 in
 
6949 mm
273.6 in
Maximum Dump Clearance
3700 mm
145.7 in
 
4325 mm
170 in
 
4760 mm
187.4 in
Maximum Reach
5755 mm
226.6 in
 
6295 mm
248 in
 
7141 mm
281.1 in
Boom In Reach
2570 mm
101.2 in
 
2485 mm
98 in
 
3059 mm
120.4 in
Maximum Blade Depth
650 mm
25.6 in
 
600 mm
24 in
 
407 mm
16 in
Note
*Overall Shipping Length depends on blade position during shipment.
*Overall Shipping Length depends on blade position during shipment.
 
-
 
*Boom Height when stick is pinned in transport position with no attachments.
*Boom Height when stick is pinned in transport position with no attachments.
O/A Undercarriage Length
2580 mm
101.6 in
 
2580 mm
102 in
 
2880 mm
113.4 in
Track Belt/Shoe Width
400 mm
15.7 in
 
400 mm
16 in
 
450 mm
17.7 in
Stick Length
1351 mm
53.2 in
 
1580 mm
62 in
 
1820 mm
71.7 in
Tail Swing with Counterweight
1200 mm
47.2 in
 
1475 mm
58 in
 
1585 mm
62.4 in
Ground Clearance
335 mm
13.2 in
 
306 mm
12 in
 
350 mm
13.8 in
Transport Height
-
 
1755 mm
69 in
 
-
Cab Height
-
 
2545 mm
100 in
 
2541 mm
100 in
Width over Upper House
-
 
1950 mm
77 in
 
-
O/A Track Width
-
 
1980 mm
78 in
 
2300 mm
90.6 in
O/A Shipping Length
-
 
5975 mm
235 in
 
-
Overall Shipping Length - with Counterweight
-
 
-
 
6706 mm
264 in
Note (1)
-
 
-
 
**Boom Height when stick is pinned in working position with attachments. Standard Stick offers only one pin position.
**Boom Height when stick is pinned in working position with attachments. Standard Stick offers only one pin position.
Overall Shipping Length - without Counterweight
-
 
-
 
6574 mm
258.8 in
Note (2)
-
 
-
 
***With blade positioned at the rear of the machine.
***With blade positioned at the rear of the machine.
Height - Boom Working - With Tools**
-
 
-
 
2660 mm
104.7 in
Height - Boom Transport - No Tools*
-
 
-
 
2430 mm
95.7 in
Maximum Traction Force - High Speed
24.7 kN
5553 lbf
 
31 kN
6969 lbf
 
27.8 kN
6250 lb
Travel Speed - High
5 km/h
3.1 mile/h
 
5 km/h
3.1 mile/h
 
5.1 km/h
3.2 mile/h
Travel Speed - Low
2.8 km/h
1.7 mile/h
 
2.8 km/h
1.7 mile/h
 
3.1 km/h
1.9 mile/h
Ground Pressure - Maximum Weight
32.2 kPa
4.7 psi
 
39.1 kPa
5.7 psi
 
39.8 kPa
5.8 psi
Gradeability - Maximum
30 degrees
30 degrees
 
30 degrees
30 degrees
 
30 degrees
30 degrees
Ground Pressure - Minimum Weight
27.3 kPa
4 psi
 
35.4 kPa
5.1 psi
 
36.9 kPa
5.4 psi
Maximum Traction Force - Low Speed
50.5 kN
11353 lbf
 
56 kN
12589 lbf
 
67.5 kN
15175 lb
Counterweight
242 kg
534 lb
 
250 kg
551 lb
 
250 kg
552 lb
Angle Blade
92 kg
203 lb
 
102 kg
225 lb
 
-
Long Stick
34 kg
75 lb
 
44 kg
97 lb
 
66 kg
146 lb
Steel Tracks with Pads
375 kg
827 lb
 
375 kg
827 lb
 
341 kg
752 lb
XTC Carriage (no tool)
-
 
64 kg
141 lb
 
-
Angle Blade - Right
25 degrees
25 degrees
 
-
 
-
Angle Blade Width
1980 mm
78 in
 
1980 mm
78 in
 
-
Angle Blade Height
400 mm
15.7 in
 
400 mm
15.7 in
 
-
Straight Blade Width
1980 mm
78 in
 
1980 mm
78 in
 
-
Straight Blade Height
390 mm
15.4 in
 
390 mm
15.4 in
 
-
Angle Blade - Left
25 degrees
25 degrees
 
-
 
-
Height
-
 
-
 
431 mm
17 in
Width - Standard
-
 
-
 
2300 mm
90.6 in
Width - Wide
-
 
-
 
2450 mm
96.5 in
Roll Over Protective Structure (ROPS)
ISO 12117-2:2008
ISO 12117-2:2008
Top Guard
ISO 10262:1998 Level I
ISO 10262:1998 Level I
Operator Sound Pressure (ISO 6396:2008)
76 dB(A)
76 dB(A)
 
72 dB(A)
72 dB(A)
 
72 dB(A)
72 dB(A)
Average Exterior Sound Pressure (ISO 6395:2008)
97 dB(A)
97 dB(A)
 
99 dB(A)
99 dB(A)
 
99 dB(A)
99 dB(A)
Note
European Union Directive "2000/14/EC"
European Union Directive "2000/14/EC"
 
European Union Directive “2000/14/EC”
European Union Directive “2000/14/EC”
 
European Union Directive "2000/14/EC"
European Union Directive "2000/14/EC"
Recyclability
96%
96%
 
96%
96%
 
96%
96%
Top Guard
ISO 10262:1998 (Level II)
ISO 10262:1998 (Level II)
 
ISO 10262:1998 (Level I)
ISO 10262:1998 (Level I)
Roll Over Protective Structure (ROPS)
ISO 12117-2:2008
ISO 12117-2:2008
 
ISO 12117-2:2008
ISO 12117-2:2008
Tip Over Protective Structure (TOPS)
ISO 12117:1997
ISO 12117:1997
 
ISO 12117:1997
ISO 12117:1997
Air Conditioning
The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1287). The system contains 0.9 kg of refrigerant which has a CO2 equivalent of 1.287 metric tonnes.
The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1287). The system contains 0.9 kg of refrigerant which has a CO2 equivalent of 1.287 metric tonnes.
 
The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.0 kg of refrigerant which has a CO2 equivalent of 1.430 metric tonnes.
The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.0 kg of refrigerant which has a CO2 equivalent of 1.430 metric tonnes.
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