Sermatec SMT-10K-TL-TH, Basic Introduction, Page: 15 / 43

2021/8/19
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15
Installation
The recommended connected panels is to exceed 10%-20% of standard number
Connect PV cable
1. Make sure all switches are at closed position before electrical connection.
2.Only qualified installation person can implement installation of AC and DC input cable.
It is strictly prohibited to connect positive pole( PV1+
、
PV2+
、
BAT+) and negative (PV1-
、
PV2-
、
BAT+)
reversely or incorrectly. Otherwise it would affect normal operation, or even cause damage and other serious
consequence.
The length of external cable to PV side and battery side is suggested to be less than 30m.
The minimum insulation resistance to ground of PV panels must exceed 40k, there is a risk of shock hazard if
the requirement of minimum resistance is not met.