Siemens BD2 Installation Instructions Manual page 6

TN-C-S
N
L1
L2
L3
PE
18
(70 Nm)
4x 10
(8 Nm)
6
A5E00949734.03
2x 10
(8 Nm)
TN-C / TT
TN-S / IT
N
(L1) L1
(L2) L2
(L3) L3
(PEN) PE
18
(70 Nm)
4x 10
(8 Nm)