Battery Connection - INFOSEC UPS SYSTEM G1 Solar MPPT Manuel Utilisateur

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 the table below to select proper amperage, 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 cable and terminal size as recommended below.
Recommended battery cable and terminal size:
Typical
Model
Amperage
G1 solar
125A
MPPT
Please follow the steps below to implement battery connection:
1. Assemble battery ring terminal based on recommended battery cable and terminal size.
2. Connect all battery packs as the diagram below. It's suggested to connect battery with at least 200Ah
capacity.
3. Insert the ring terminal of battery cable flatly into battery connector of inverter and make sure the bolts are
tightened with torque of 2.5-3 Nm. Make sure polarity at both the battery and the G1 Solar MPPT is
correctly connected and ring terminals are tightly screwed to the battery terminals.
WARNING: Shock Hazard
Installation must be performed with care due to high battery voltage in series.
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INFOSEC UPS SYSTEM - 15, rue du Moulin - 44880 Sautron - FRANCE - www.infosec-ups.com
Hot Line – Tel + 33 (0)2 40 76 15 82 - Fax + 33 (0)240 94 29 51 - hotline@infosec.fr – 08 17 AA 59 201 05
Battery
Wire Size
capacity
1*4AWG
200AH
2*8AWG
Ring terminal:
Ring Terminal
Cable Dimensions
2
mm D (mm)
25 6.4
16 6.4
Torque
value
L (mm)
33.2
2.5~3 Nm
29.2