SMA SC 100LV-560HE - Manual (Page 55)

SMA Solar Technology AG Electrical Connection
Installation Guide SC125_560HE-IEN083220 55
5.2.4 Connection PE rail with HE version
In the Sunny Central 200HE, Sunny Central 250HE and Sunny Central 350HE, the PE rail in the AC
cabinet has to be connected to the equipotential bonding of the installation site or the electrical
operating room. In the Sunny Central 500HE and Sunny Central 560HE, connect both PE rails in the
DC cabinet and in the inverter cabinet separately to the equipotential bonding or grounding.
Terminal for equipotential bonding in Sunny Central 500HE
WARNING!
Risk of death due to burns and electric shock when live parts are touched!
• Do not touch the live components of the Sunny Central, the public grid or the low-
voltage grid.
• All applicable safety regulations must be observed.
• Only work on this device when it is switched off and under voltage-free conditions.
Cable dimensioning of the PE connection
The PE connection for the equipotential bonding has to be carried out with at least
1 x 50 mm².
Position of the PE rail
Depending on the construction, the exact position of the PE rail in some switch cabinets is
located behind the fuse strip in the DC cabinet or behind the transformer in the AC cabinet.
With the help of the equipment identifier and the provided circuit diagram, the exact
position of the PE rail can be determined.
L-
L+
L-
L+
L-
L+
H1-02 H1-02
L+ L-
L+ L- L+ L-
L+ L-
L+ L-
M3-810 M3-810 M3-810 M3-810
L+ L-
L+ L-
PE