Fronius String Control 250/30 User Manual
Page 20
18
Tightening tor-
ques for metric
screw joints
The screw joint is made on the inside of the Fronius String Control 250/30.
The tightening torque for the strain-relief device applies to connected cables.
Size
Lock nut/screw joint
Screw joint/strain-relief device
M20
6.0 Nm
4.0 Nm
M25
8.0 Nm
5.0 Nm
M32
10.0 Nm
6.5 Nm
M40
13.0 Nm
8.5 Nm