Fronius DC Box 60/12 MET, Operating Instructions Manual

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46
Installing Metric Screw Joints on the Fronius DC Box
60/12
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.
- Attach O-rings corresponding to their size to the metric screw joints.
- 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
Open the Fronius DC Box 60/12 Installing metric screw joints:
1 Counter nut
2 O-ring
3 Screw joint
4 Strain-relief device
M16
M32 M32
M20 *
M16
12 13
14
M16
1
2
3
4
5
6
7
8
9
10
11 15
M25
M16
M16
M16
16
17
18
19
20
21
22
23
24
25
26
27
28
1
2
4
2