Caterpillar CAT®303 CR (cab version) micro hydraulic excavator parameter configuration

Specifications

Power Traditional power

Manufacturer joint venture/import

Bucket backhoe

Tonnage (tons) 3

Machine working weight (kg) 3105-3600

Bucket capacity (m³) UD 0.12

Performance

Swing speed (rpm) 9.0

Power system

Engine model Cat® C1.1T

Rated power (kw/rpm) 18.4

Displacement (L) 1.1

Cylinder diameter × stroke (mm) 77*81

Emission standard National IV

Hydraulic system

Main pump maximum flow (l/min) 100

Working hydraulic oil circuit (Mpa) 24.5

Travel hydraulic circuit (Mpa) 24.5

Swing hydraulic circuit (Mpa) 17.6

Oil capacity

Fuel tank (L) 45

Hydraulic oil tank (L) 18

Engine oil replacement volume (L) 4.0

Coolant (L) 4