CAT CAT®257D Compact crawler loader
Operating mass of complete machine (kg):
3651.0
Rated load (kg):
1270.0
Engine model:
Cat C3.3B(涡轮)
Product Feature
Product Parameter
Operating specifications |
|
Rated operating capacity:50% Tipping load | 1270.0 kg |
Working specifications* |
|
Rated working capacity with optional counterweight | 1361.0 kg |
Tilt cylinder digging force | 2284.0 kg |
Tipping load | 2540.0 kg |
Ground contact area | 1.14 m² |
Ground pressure | 31.3 kPa |
Rated operating capacity(35% Tipping load) | 889.0 kg |
Rated operating capacity(50% Tipping load) | 1270.0 kg |
Size(Approximation)* |
|
Reach at maximum lift and dump position | 637.0 mm |
Clearance at maximum lift and dump position | 2300.0 mm |
Caster angle at maximum height | 87° |
Bucket pin height in carry position | 215.0 mm |
Total length of track | 1898.0 mm |
Ground contact length of track | 1499.0 mm |
Maximum unloading angle | 52° |
Maximum overall height | 3932.0 mm |
Bucket pin height at maximum lift height | 3091.0 mm |
Bucket pin extension at maximum lift height | 367.0 mm |
Departure angle | 35° |
Ground clearance | 242.0 mm |
Maximum reach with the arm parallel to the floor | 1334.0 mm |
Steering radius from center to rear of machine | 1555.0 mm |
Turning radius from center to connector | 1399.0 mm |
Steering radius from center to bucket | 2191.0 mm |
Height to top of cab | 2129.0 mm |
Vehicle width | 1676.0 mm |
Length with bucket on the ground | 3486.0 mm |
Length(Bucket is not included) | 2767.0 mm |
Hydraulic system |
|
Hydraulic flow – Standard:Hydraulic power(Calculated value) | 29.0 kW |
Hydraulic flow – Standard:Loader hydraulic pressure | 23000.0 kPa |
Hydraulic flow – Standard:Loader hydraulic flow | 76.0 l/min |
Hydraulic flow – High flow:Maximum loader hydraulic pressure | 23000.0 kPa |
Hydraulic flow – High flow:Maximum loader hydraulic flow | 112.0 l/min |
Hydraulic flow – High flow:Hydraulic power(Calculated value) | 43.0 kW |
Cab |
|
ROPS | ISO 3471:2008 |
FOPS | ISO 3449:2005 I Level |
FOPS II Level | ISO 3449:2005 II Level |
Power train |
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Travel speed(Forward or backward):Single speed | 10.1 km/h |
Travel speed(Forward or backward):Two speed(Optional) | 16.0 km/h |
Maintenance refill capacity |
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Cooling system | 14.0 l |
Engine crankcase | 11.0 l |
Fuel tank | 105.0 l |
Hydraulic system | 50.0 l |
Hydraulic oil tank | 39.0 l |
Engine |
|
Engine model | Cat C3.3B(Turbine) |
Net power | 53.8 kW |
Total power(SAE J1995) | 55.4 kW |
Net power(ISO 9249)† | 53.8 kW |
Displacement | 3.3 l |
Cylinder bore | 94.0 mm |
Stroke | 120.0 mm |
Notice (1) | †In line with the United States EPA Tier 2/European Union Stage II Equivalent emission standards(Not available in all regions)。 |
Net power(SAE 1349)† | 54.3 kW |
Net power(SAE 1349)†† | 54.2 kW |
Net power(ISO 9249)†† | 54.8 kW |
Notice (2) | ††In line with the United States EPA Tier 4 Interim/European Union Stage IIIA Equivalent emission standards(Not available in all regions)。 |
Weight* |
|
Notice | *257D And 287D Operating weight of、Working specifications and dimensions are based on a weight of 75 kg(165 lb)The operator of、All fluids、Single speed(257D)/Two speed(287D)、OROPS、1676 mm(66")Dust-type bucket、Standard flow hydraulic unit、Mechanical suspension seat、Without optional counterweight and manual quick coupler(Unless otherwise noted)。 |
Operating weight | 3651.0 kg |