SMA SC 500CP XT Installation - Manual (Page 48)

7.3.2 Preparing the AC Connection
Overview of the connection with one one-hole terminal lug
Figure 17: Design of the connection with one one-hole terminal lug
Position Designation
A Nut M12
B Spring washer
C Fender washer
D Connection busbar
E Tin-plated one-hole terminal lug
F Screw M12
7 Periodic Actions SMA Solar Technology AG
Operating Manual SCCPXT-IA-E4-en-44 48