28
1-1/4 or 1 inch through the holes. Then put the cables through the
conduits inside the wiring box.
(e) Crimp the DC cables with the attached pre-insulated end ferrule
(16Pcs) by using the the crimping pliers. (see Figure 3-21)
Tools: Diagonal pliers, wire stripping pliers, crimping pliers
Figure 3-21 Set up the DC input cables
(f) Connect the crimped DC cables to the terminal block on the circuit
board and fasten the screws, as shown in Figure 3-22:
Tools: 4mm (0.16in.) flat screwdriver
Torque value: 1.2 N-m
PV1
+
PV1
PV2
+
PV2
L1 L2 L3 N
Figure 3-22 Connection of DC input cables
3.3.2 AC and ground connection
The following describes how to connect the AC output and ground cables
between the inverter and the AC grid:
1) Use the 3mm (0.12in.) Hex screwdriver to screw off the 4 screws on the
wiring box and take off the cover. (see Figure 3-23)
