FSP EssenSolar CFS model User Manual
www.fsp-group.com.tw
5
Install the unit by screwing two screws. It’s recommended to use M4 or M5 screws.
Battery Connection
CAUTION: For safety operation and regulation compliance, it’s requested to install a separate DC over-current
protector or disconnect device between battery and inverter. It may not be requested to have a disconnect
device in some applications, however, it’s still requested to have over-current protection installed. Please refer
to typical amperage in below table as required fuse or breaker size.
WARNING! All wiring must be performed by a qualified personnel.
WARNING! It's very important for system safety and efficient operation to use appropriate cable for battery
connection. To reduce risk of injury, please use the proper recommended cable as below.
Recommended battery cable size:
Model
Wire Size
Cable (mm
2
)
Torque value
（
max
）
3kVA/5kVA
1 x 2AWG
35
2 Nm
Please follow below steps to implement battery connection:
1.
Remove insulation sleeve 18 mm for positive and negative conductors.
2.
Suggest to put bootlace ferrules on the end of positive and negative wires
with a proper crimping tool.
3.
Fix strain relief plate to the inverter by supplied screws as shown in below
chart.
