General Information
18
Service Manual – SC450
Technical Data Battery Version
Descriptions / Model
Advance
SC450 20B
Nilfisk
SC450 53B
Solution tank capacity
10.5 US gal (40 liters)
Recovery tank capacity
11.9 US gal (45 liters)
Machine length
46.4 in (1,180 mm)
Machine width without squeegee
22 in (559 mm)
Machine height
41.7 in (1,060 mm)
Cleaning width
20 in (530 mm)
Squeegee width
30 in (760 mm)
Brush diameter
20 in (530 mm)
Diameter of wheels on fixed axle
10 in (254 mm)
Wheel pressure on the floor
710 psi (4.9 N/mm
2
)
Brush pressure with full tank and lowered squeegee
66 lb (30 kg)
Min/max solution flow
0.10÷0.42 gpm (0.4÷1.6 liters/min)
ECO solution flow
0.10 gpm (0.4 liters/min)
Sound pressure level at workstation (ISO 11201, ISO 4871, EN 60335-2-72) (LpA)
68 dB(A) ± 3 dB(A)
Machine sound pressure level (ISO 3744, ISO 4871, EN 60335-2-72) (LwA)
86 dB(A)
Vibration level at the operator’s arms (ISO 5349-1, EN 60335-2-72)
< 98.4 in/s
2
(< 2.5 m/s
2
)
Maximum gradient when working
2%
IP protection class
X4
Protection class (electric)
III
Vacuum power
0.44 hp (330 W)
Vacuum water lift (blocked)
43.3 inH
2
O (1,100 mmH
2
O)
Brush motor power
0.64 hp (480 W)
Brush rotation speed
154 rpm
Total absorbed power
34 A (0.8 kW)
Battery compartment size (width x length x height)
350 x 350 x 300 mm (13.7 x 13.7 x 11.8 in)
Battery voltage
24 V
Standard batteries (2)
Dry: 12 V 70 Ah C5
Battery charger
100-240 VAC
Work autonomy (standard batteries)
2 hour
Weight without batteries and with empty tanks
167 lb (76 kg)
154 lb (70 kg)
Gross vehicle weight (GVW)
419 lb (190 kg)
419 lb (190 kg)
Shipping weight
227 lb (103 kg)
214 lb (97 kg)
