·
70
·
at the DC side of the system is in the off state.
Figure6-4 PV side electrical connection
Warning
！
Make sure the Positive and Negative poles connection of PV array and
Inverter are correct!
14.5 Inverter grounding
Ensure reliable connection between inverter grounding terminal and
grounding.
14.6 Water Level Sensor Connection
Dry protection function:
There are two kinds of detection models, automatic
and manual. Automatic
dry protection is achieved through inverter’s software.
And manual model need water level sensors to input signal through SENSOR
inside Inverter.
Overflow Protection:
water level sensors are requested to input signal
through SENSOR inside Inverter.
14.6.1 Water level sensor interface define
Water level sensor connector pins in inverter panel port are defined as below:
