11
02 Installation Instructions User Manual V1.3-2021-12-15
• Please be careful against any electric shock or chemical hazard.
• Make sure there is an external DC breaker (≥40A) connected for battery without build-in DC
breaker.
2.4.2 Battery Wiring Connection
Make sure that the battery switch is o and battery nominal voltage meets the inverter
specication before connecting battery to inverter. Make sure inverter is totally isolated
from PV and AC power.
Please follow the requirements and steps below strictly. Using improper wire may cause
bad contact and high impedance, which is dangerous to the system.
• Use the right BAT plugs from the accessory box.
• The maximum battery current is 25A, please use the tin-plated cables of which the cross
section ranges from 4 to 6 mm² (AWG 10). Battery cable requirements are shown as below.
Prepare BAT cables and BAT plugs.
Connect BAT cables to BAT connectors.
Note
• Please use BAT plugs and connectors in
the accessory box.
• BAT cable should be standard, 4-6mm
2
BAT cable.
Note
• BAT cable must be tightly crimped into the
connectors.
• There will be a click sound if connectors are
inset correctly into BAT plugs.
C
A
B
Battery wiring connection process
Grade Description Value
A Outside diameter 5.5-8.0 mm
B Conductor core section 4-6 mm
2
C Conductor core length 15 mm
1 2
7mm
7mm
+: Positive polarity
-: Negative polarity
To Next Page
Loading...
Need help?
General
