GENERAL INFORMATION
SERVICE MANUAL
ENGLISH
BA 451 / BA 451D / BA 531 / BA 531D / BA 551 / BA 551D / BA 551CD / BA 611D
CA 451 / CA 531 / CA 551
909 6756 000(
5)2010-03
9
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 flow without EcoFlex™ system
0 ÷ 0,42 gal/min (0 ÷ 1,6 lt/min)
Min/max solution flow 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 specific pressure on the ground
174 psi (1,2 N/mm
2
)
Rear wheel diameter
3,9 in (100 mm)
Rear wheel specific 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
•