SMA SC 500U Installation - Manual (Page 28)

SMA Solar Technology AG
28 SC500U-IUS093411 Installation Guide
5.4.2 Inserting the Cables into the Cabinets
This section shows you how to connect the two cabinets of the Sunny Central with each other
electrically. Cables are attached on the left side of the Control Cabinet and the right side of the
Magnetics Cabinets, each of which you connect to the opposite cabinet. The position of the cable
openings in the Magnetics Cabinet (A) and the Control Cabinet (B) is shown in the figure below.
1. Feed the 6 AC cables from the rear of the control
cabinet into the corresponding hole at the front of the
magnetics cabinet (figure to the right, position A).
2. Feed the 6 AC cables and the ground cable from the
Magnetics Cabinet into the corresponding hole in
the Control Cabinet (figure to the right, position B).
3. Feed the 2 sockets containing signal cables from the
Control Cabinet into the Magnetics Cabinet (figure
to the right, position C).
4. Place the Magnetics Cabinet to the desired location of the base. The holes in the Sunny Central
and the anchor studs in the base must fit.
5. Pull all the cables into the Magnetics Cabinet as far as they will go.
Stop S tart
Control Cabinet
Magnetics Cabinet
A
B
C
A C
B