320ELRR Hydraulic Excavator Specications
Operating Weight and Ground Pressure
790 mm (31") 700 mm (28") 600 mm (24")
Triple Grouser Shoes Triple Grouser Shoes Triple Grouser Shoes
kg (lb) kPa (psi) kg (lb) kPa (psi) kg (lb) kPa (psi)
Boom HD – 5.7 m (18'8")
2.9B1 (9'6") HD 24 400 (53,790) 38.6 (5.60) 24 100 (53,130) 43.2 (6.27) 23 700 (52,250) 49.5 (7.18)
2.9B1 (9'6") ES 24 500 (54,010) 39.0 (5.66) 24 200 (53,350) 43.7 (6.34) 23 800 (52,470) 50.1 (7.27)
Boom ES – 5.7 m (18'8")
2.9B1 (9'6") HD 24 700 (54,450) 39.1 (5.67) 24 400 (53,790) 43.7 (6.34) 24 000 (52,910) 50.2 (7.28)
2.9B1 (9'6") ES 24 900 (54,900) 39.3 (5.70) 24 600 (54,230) 43.9 (6.37) 24 200 (53,350) 50.4 (7.31)
Major Component Weights
kg lb
Base Machine (with boom cylinder, without counterweight, front linkage and track) 6500 14,330
Long Undercarriage 7850 17,300
Counterweight
6.2 mt (6.8 ton) 6200 13,670
6.9 mt (7.6 ton) 6900 15,210
Boom (includes lines, pins and stick cylinder)
Boom HD – 5.7 m (18'8") 1720 3,790
Boom ES – 5.7 m (18'8") 2010 4,430
Boom HD for CGC – 5.7 m (18'8") 1730 3,810
Boom ES for CGC – 5.7 m (18'8") 2020 4,450
Stick (includes lines, pins and bucket cylinder)
2.9B1 (9'6") HD 680 1,510
2.9B1 (9'6") ES 840 1,850
2.9B1 (9'6") HD for CGC 690 1,530
2.9B1 (9'6") ES for CGC 850 1,880
Track Shoe (Long/per two tracks)
600 mm (24") Triple Grouser 2700 5,940
700 mm (28") Triple Grouser 3070 6,780
790 mm (31") Triple Grouser 3360 7,410
790 mm (31") Triple Grouser HD 3800 8,370
Quick Coupler
Center-Lock 252 (UQC) 420 920
Buckets
B1 1200 mm (48") HD 347-6731 SAE 1.19 m
3
(1.56 yd
3
) 930 2,050
All weights are rounded up to nearest 10 kg and lb except for quick coupler and buckets. Kg and lb were rounded up separately so some of the kg and lb do not match.
Base machine includes 75 kg (165 lb) operator weight, 90% fuel weight, and undercarriage with center guard.
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