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| engine | JCB 81 | Yanmar Vi035-6B | |
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| Model | Kirloskar 4R 1040 NA | 3TNV88-ZSBV | - |
| Engine Type | 4-stroke, 4-cylinder mechanical, naturally aspirated | - | - |
| Engine Gross Power | 76 HP (57 KW) @ 2200 rpm | 27.3 hp @ 2200 rpm | - |
| Displacement | 4.2 L | - | - |
| undercarriage | |||
|---|---|---|---|
| No. Of Shoes | 39 | - | - |
| No. Of Upper Rollers | 1 | - | - |
| No. Of Bottom Rollers | 5 | - | - |
| Track Shoes Width | 450-600 mm | - | - |
| swing system | |||
|---|---|---|---|
| Max. Swing Speed | 9.6 rpm | 9.5 rpm | - |
| Min. Swing Radius | 1.84 m | - | - |
| drive and brake | |||
|---|---|---|---|
| Max. Travel Speed | 5.1 km/h | 4.5 km/h | - |
| Gradeability | 35ยฐ(70%) | - | - |
| hydraulic system | |||
|---|---|---|---|
| Main Pump Type | 2 Variable displacement axial piston pump | - | - |
| Main Pump Max. Oil Flow | 70.3 lpm | - | - |
| Swing Circuit | 225 bar | - | - |
| Travel Circuit | 284 bar | - | - |
| refill capacity | |||
|---|---|---|---|
| Fuel Tank Capacity | 164 L | 41 L | - |
| Engine Oil And Filter | 14 L | - | - |
| Hydraulic System | 92 L | - | - |
| Hydraulic Tank Capacity | 55 L | - | - |
| weight and ground pressure | |||
|---|---|---|---|
| Operating Weight | 8050 kg | 3635 kg | - |
| Ground Pressure | - | 33.6 kPa | - |
| dimensions | |||
|---|---|---|---|
| Overall Length | 6.23 m | - | - |
| Overall Height | 2.72 m | - | - |
| Bucket Capacity | 0.24-0.32 mยณ | 0.11 mยณ | - |
| Track Gauge | 1.70 m | - | - |
| Ground Clearance | - | 320 mm | - |
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| working ranges | |||
|---|---|---|---|
| Max. Dumping Height | 5.40 m | - | - |
| Max. Digging Depth | 4.08 m | - | - |
| Max. Vertical Wall Digging Depth | 3.68 m | - | - |
| Max. Digging Reach | 6.45 m | - | - |
| Max. Digging Reach At Ground Level | 6.32 m | - | - |
| Boom Length | 3.7 m | - | - |
| Arm Length | 1.74 m | - | - |
| Bucket Digging Force | 5760 kgf | 32.1 kN | - |
| Arm Crowding Force | 4130 kgf | 20.4 kN | - |
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| JCB 81 | Yanmar Vi035-6B |
|---|
| engine | |
|---|---|
|
Model
Kirloskar 4R 1040 NA
3TNV88-ZSBV
|
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|
Engine Type
4-stroke, 4-cylinder mechanical, naturally aspirated
-
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|
|
Engine Gross Power
76 HP (57 KW) @ 2200 rpm
27.3 hp @ 2200 rpm
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Displacement
4.2 L
-
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| undercarriage | |
|
No. Of Shoes
39
-
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|
No. Of Upper Rollers
1
-
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|
No. Of Bottom Rollers
5
-
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Track Shoes Width
450-600 mm
-
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| swing system | |
|
Max. Swing Speed
9.6 rpm
9.5 rpm
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|
Min. Swing Radius
1.84 m
-
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| drive and brake | |
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Max. Travel Speed
5.1 km/h
4.5 km/h
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Gradeability
35ยฐ(70%)
-
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|
| hydraulic system | |
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Main Pump Type
2 Variable displacement axial piston pump
-
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Main Pump Max. Oil Flow
70.3 lpm
-
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Swing Circuit
225 bar
-
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Travel Circuit
284 bar
-
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| refill capacity | |
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Fuel Tank Capacity
164 L
41 L
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Engine Oil And Filter
14 L
-
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Hydraulic System
92 L
-
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Hydraulic Tank Capacity
55 L
-
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| weight and ground pressure | |
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Operating Weight
8050 kg
3635 kg
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Ground Pressure
-
33.6 kPa
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| dimensions | |
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Overall Length
6.23 m
-
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Overall Height
2.72 m
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Bucket Capacity
0.24-0.32 mยณ
0.11 mยณ
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Track Gauge
1.70 m
-
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Ground Clearance
-
320 mm
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| working ranges | |
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Max. Dumping Height
5.40 m
-
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Max. Digging Depth
4.08 m
-
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Max. Vertical Wall Digging Depth
3.68 m
-
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Max. Digging Reach
6.45 m
-
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Max. Digging Reach At Ground Level
6.32 m
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Boom Length
3.7 m
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Arm Length
1.74 m
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Bucket Digging Force
5760 kgf
32.1 kN
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Arm Crowding Force
4130 kgf
20.4 kN
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