9
3.3.2 RS485 connection
WARNING: Shock Hazard
Installation must be performed with care due to high battery
voltage in series.
CAUTION!!Do not place anything between the flat part of the
Solar Charger 3500 terminal and the ring terminal. Otherwise,
overheating may occur.
CAUTION!!Do not apply anti-oxidant substance on the terminals
before terminals are connected tightly.
CAUTION!!Before making the final DC connection or closing DC
breaker/disconnector, be sure positive (+) must be connected to
positive (+) and negative (-) must be connected to negative (-).
Figure 3.6
Table 3.2
Solar Charger 3500 has two parallel RS485 ports which can connect with Growatt
SPF3000/5000 and another Solar Charger 3500 by “hand by hand ”type.
One of 485ports connect with Growatt SPF3000/5000 and another one connect
with Solar Charger3500.
Figure 3.7
3.3.3 PE connection
→
Ground (yellow-green)
With the 12 line and M5 terminals connected, and then a screwdriver to lock the
ground, as shown below.
WARNING: Shock Hazard
PE earth must be connected to ensure personal safety
Table 3.3
Figure 3.8
10
