30
External grounding point
1.6 N-m
L3
L2
N
L1
L3
L2
N
L1
L3
L2
N
L1
L3
L2
N
L1
L3
L2
N
L1
L3
L2
N
L1
1
2
3
COMM.
PORT
AC
OUTPUT
WARNING:
High touch current .
Earth connection essential
before connecting supply.
Figure 3-24 AC output and ground cable connection
（
1
）
Connect the AC (L1, L2, L3, N) cables to the terminal block and the
ground cable to the grounding bar. (see the 1
st
graph in Figure 3-24)
Set up the cables referring to Figure 3-25.
Pre-insulated end ferrule
5pcs
Pre-insulated end ferrule
Core wire
Figure 3-25 AC output and ground cable set up
（
2
）
Connect the AC (L1, L2, L3, N) cables to the terminal block and use
the OT type terminal to connect the ground cable to the internal
grounding stud inside the wiring box. (see the 2
nd
graph in Figure
3-24) Set up the cables referring to Figure 3-26.
