Fronius String Control 100/12 - Handbuch (Seite 66)

64
Installing Metric Screw Joints on the Fronius String
Control 100/12
General - Insert metric screw joints corresponding to the number of available solar module
strings, insert threaded plugs in the empty positions.
- Observe the sequence when inserting metric screw joints:
from bottom to top and from left to right.
- Use the specified tightening torque corresponding to their size for the metric screw
joints and threaded plugs.
Recommended
Sequence for In-
serting the Metric
Screw Joints
* only when using optional overvoltage protection as outlet for the ground cable
Installing Metric
Screw Joints on
the Fronius String
Control 100/12
(1) Counter nut
(2) Screw joint
(3) Strain-relief device
M16
M32 M32
M20 *
M25
M16 M16
M16
M16
M16
1
2
3
4
5
6
7
8
9
10
11 12
13
14 15
16
17
18
19
20 1
2
3
M
4
5
6
6
7
8
9
M3
10
1
M3
13
1
16
17
18
19
20
21
22
23
24
25
26 27
28
1
2
3
(1)
(2)
(3)
1