Multiquip CV3A/3B Manuel D’Utilisation

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page 16 — CV seRIes VIbRatoR motoR • opeRatIon and paRts manual — ReV. #0 (04/30/13) 
general inforMation
When determining which head to choose it is important 
to access the application; mainly the dimensions of the 
application. Select the vibrator head based on its radiating 
radius characteristics. Refer to Table 4.
Select the vibrating head that covers the largest possible 
area without excessive overkill. This will allow for more 
efficient productivity. General rule of thumb is: 
do not 
select a vibrator head which has a vibration radius of more 
than twice the width of the form.
Example:
If the form width is 9 inches (229 mm) the selected vibrator 
head radius should not exceed an 18 inch (457 mm) radius. 
In this example the 2600HD vibrator head would be the 
recommended choice. Refer to Table 4 and Figure 3.
Figure 3. Head Selection
 NOTICE
Vibrator head spacing distance (
d) is calculated by 
multiplying the vibrating head radius (area of influence) 
by 1.5.
AREA OF INFLUENCE
(VIBRATING RADIUS)
VIBRATOR HEAD
INSERTION SPACING
VIBRATOR HEAD
INSERTION POINT
CONCRETE
TOO SMALL AREA
OF INFLUENCE
(VIBRATING RADIUS)
NO VIBRATION
NO VIBRATION
CORRECT
FORM
WIDTH
eXtensIon CoRds
When extension cords are used, refer toTable 5 for the 
correct size and lengths needed. Using an extension 
cord with a wire gauge smaller than or longer than 
the recommended size could result in reduced motor 
performance and/or damage to the motor or extension 
cord due to overheating.
table 5. extension Cord sizes (aWg)
ampere 
Rating 
Range
Volts
length of Cord in Feet
115V
25 ft.
50 ft.
100 ft. 150 ft. 200 ft. 250 ft.
230V
50 ft. 100 ft. 200 ft. 300 ft. 400 ft. 500 ft.
0 - 2
18
18
18
16
16
14
2 - 3
18
18
16
14
14
12
3 - 4
18
18
16
14
12
12
4 - 5
18
18
14
12
12
10
5 - 6
18
16
14
12
10
10
6 - 8
18
16
12
10
10
8
8 - 10
18
14
12
10
8
8
10 - 12
16
14
10
8
8
6
12 - 14
16
12
10
8
6
6
14 - 16
16
12
10
8
6
6
16 - 18
14
12
8
8
6
4
18 - 20
14
12
8
6
6
4