hitachi — ZX225US-3 CLASS OPERATIONAL PERFORMANCE STANDARD TABLE

OPERATIONAL PERFORMANCE TEST / Standard T4-2-6 PERFORMANCE TEST DESIGNATION ZX225US-3 class (Performance Standard) Remarks Reference Page TRAVEL SPEED sec/10 m T4-4-1 Fast Speed 6.6±0.6 Slow Speed (10.2±1.0) TRACK REVOLUTION SPEED sec/3 rev T4-4-2 Fast Speed 17.2±1.0 LC: 18.3±2.0 Slow Speed 26.7±2.0 LC: 28.4±2.0 MISTRACK mm/20 m (With fast and slow travel speed modes) 200 or less T4-4-3 TRAVEL MOTOR LEAKAGE mm/5 min 0 T4-4-4 SWING SPEED sec/3 rev 13.5±1.0 Bucket: empty T4-4-5 SWING FUNCTION DRIFT CHECK mm /180° 1263 or less Bucket: empty T4-4-6 SWING MOTOR LEAKAGE mm/5 min 0 Bucket: loaded T4-4-8 MAXIMUM SWINGABLE SLANT ANGLE deg. 22° or more Bucket:

loaded T4-4-10 SWING BEARING PLAY mm 0.2 to 1.0 Allowable limit: 2.0 to 3.0 T4-4-12 HYDRAULIC CYLINDER CYCLE TIME sec 2.91 m arm 0.8 m3 (PCSA heaped) bucket, Bucket: empty T4-4-14 Boom Raise 3.1±0.3 Boom Lower 2.2±0.3 Arm Roll-In 3.2±0.3 Arm Roll-Out 2.5±0.3 Bucket Roll-In 3.0±0.3 Bucket Roll-Out 2.0±0.3 DIG FUNCTION DRIFT CHECK mm/5 min 2.91 m arm 0.8 m3 (PCSA heaped) bucket T4-4-16 Boom Cylinder (Maximum Reach Position) (Arm Roll-In Position) 5 or less 5 or less Bucket: loaded Bucket: empty Arm Cylinder (Maximum Reach Position) (Arm Roll-In Position) 10 or less 10 or less Bucket: loaded Bucket:

empty Bucket Cylinder (Maximum Reach Position) (Arm Roll-In Position) 15 or less 7 or less Bucket: loaded Bucket: empty Bucket Bottom (Maximum Reach Position) (Arm Roll-In Position) 100 or less 80 or less Bucket: loaded Bucket: empty