11
Ring terminal:
8.
Load (AC Output) Connection
8-1. Preparation
CAUTION:
To prevent further supply to the load via the inverter during any mode of
operation, an additional disconnection device should be placed on in the building wiring
installation.
WARNING!
It's very important for system safety
and efficient operation to use appropriate cable for
AC connection. To reduce risk of injury, please use
the proper recommended cable size as below.
Model
Typical
Amperage
Cable
Size
Ring Terminal
Torque
Value
Cable mm
2
Dimensions
D (mm)
L (mm)
SP20K Premium
40A
8AWG
8
5.3
23.8
2.0~2.4Nm
8-2. Connecting to the AC output
1.
Before making AC output connection, be sure to open DC protector or disconnector
first.
2.
Remove the terminal screws.
3.
Insert the ring terminal of AC input wires flatly into AC input connector according to
polarities indicated on terminal block and tighten the terminal screws. Be sure to
connect PE protective conductor (
)
first.
→
Ground (yellow-green)
R Phase
→
LINE (black)
S Phase
→
LINE (gray)
T Phase
→
LINE (brown)
N
→
Neutral (blue)
CAUTION:
It’s only allowed to connect load to “AC Output Connector”. Do NOT connect
the utility to “AC Output Connector”.
CAUTION:
Be sure to connect L terminal of load to L terminal of “AC Output Connector”
and N terminal of load to N terminal of “AC Output Connector”. The G terminal of “AC
Output Connector” is connected to grounding of the load. Do NOT mis-connect.