Hitachi DS 18DVF3 - Selling Point Descriptions

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4-1. Selling Point Descriptions
4-1-1. Improved overload durability (improved cooling efficiency)
The Model DS 14DVF3 ensures durability in continuous operation thanks to the powerful motor increased in size
and the improved air ducts. The Model DS 18DVF3 is equipped with the larger motor than the Model
DS 14DVF3. (See Fig. 1.)
Fig. 1 Curves of the motor temperature rise
4-1-2. 22-position torque adjustable clutch (Max. clutch torque 5.9 N•m)
The torque can be set finely thanks to the adoption of the 22 clutch positions to improve the operability (see
Table 1).
* There may be difference in operation depending on the screw shapes and workpieces.
Perform a test before actual driving.
Clutch dial position
1
4
10
13
19
22
Tightening torque
1.0 0.5 N
•
m {10 5 kgf
•
cm}
1.7 0.6 N
•
m {17 6 kgf
•
cm}
3.1 0.7 N
•
m {31 7 kgf
•
cm}
3.8 0.8 N
•
m {38 8 kgf
•
cm}
5.2 0.9 N
•
m {53 9 kgf
•
cm}
5.9 1.0 N
•
m {60 10 kgf
•
cm}
Table 1