TECHNICAL DATA (Per BA 551, BA 551D, BA 551CD, BA 611D)
General technical data
Model
BA 551
(1 brush/pad-
holder, without
drive system)
BA 551D
(1 brush/pad-
holder, with drive
system)
BA 551CD
(2 cylindrical
brushes, with
drive system)
BA 611D
(2 brushes/pad-
holders, with drive
system)
Machine height 42,8 in (1.088 mm)
Solution/clean water tank capacity 15,3 gal (58 litri)
Recovery water tank capacity 16,0 gal (60 litri)
Min/max solution ow without EcoFlex™ system 0 ÷ 0,42 gal/min (0 ÷ 1,6 lt/min)
Min/max solution ow with EcoFlex™ system - 0 ÷ 0,4 gal/min (0 ÷ 1.5 lt/min)
EcoFlex™ system tank capacity - 1,3 gal (5 litri)
EcoFlex™ system setting - 0,25% ÷ 3%
Solution/clean water autonomy 0.29 gal/min (1,1 lt/min) ~ 52 min Media/Average
Front wheel diameter 9,8 in (250 mm)
Front wheel specic pressure on the ground 174 psi (1,2 N/mm
2
)
Rear wheel diameter 3,9 in (100 mm)
Rear wheel specic pressure on the ground (*) 667 psi (4,6 N/mm
2
)
Minimum turning radius 27.5 in (700 mm)
Vacuum system motor power 0,44 hp (330 W)
Drive system motor power - 0,27 hp (200 W)
Drive speed (variable) - da 0 a 3,5 MPH (da 0 a 5,6 km/h)
Working gradeability 2% - 1°
Sound pressure level (at the operator’s position)
(ISO 11201, ISO 4871) (LpA)
66 dB(A) ± 3dB(A)
Sound pressure level (to the machine)
(ISO 3744, ISO 4871) (LwA)
84 dB(A)
Vibration level at the operator’s arms (ISO 5349-1) < 98,4 in/s
2
(< 2.5 m/s
2
)
Standard batteries GEL: (2 x 12 V) 24 V 110 Ah / 5 h
Standard batteries autonomy ~ 3,2h ~ 2,6h
Battery compartment size (width x length x height) 13,8 x 13,8 x 11,8 in (350 x 350 x 300 mm)
Total consumption in work condition 29 A
Vacuum system circuit capacity 1,034 Mpa (1.055 mm H
2
O)
(*) Machine test have been performed under the following conditions:
Battery maximum size•
Brush and squeegee maximum size•
Full clean water tank•
Optional equipment installed•
Wheel weight checked•
Each wheel print checked on cement•
Result expressed as maximum value for both front and rear wheels•
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