CMS 4000 - Connect to PV Panel (DC Input)

8
Edition 2.0 2010/06
 Insert utility wires through cable gland. Connect wires according to polarities
indicated on terminal block. L→LINE (brown or black), N→Neutral (blue)
and G →system ground (yellow-green).
 Fasten the gland plate with attached screws.
 Twist the gland so that the cable is firmly fixed.
 Refer to left figure.
 Insert Line wire to Pin L, Neutral wire to Pin N and Ground wire to Pin G.
 Suggested cable width for AC wire
Model
Φ(mm)
Area(mm
2
)
AWG no.
CMS 4000
≥3.2
≥3
≤12
CMS 5000
≥4.0
≥3.75
≤10
4) Connect to PV Panel (DC input)
A. Make sure the maximum open circuit voltage (Voc) of each PV string is less than
550VDC UNDER ANY CONDITION.
Pin N
Pin L
Pin G
shell
Pressing
screw cap
AC wire
male insert With
coupling ring