
HPT-15K/17K/20K/25K USER MANUAL 6
Mark Num.
Component
Description
1
LED&LCD or LED
Display and setting device at field
2
DC Switch
For switch on/off the inverter
3
PV Terminal (s)
Connected with PV Panel
4
COM1: Wi-Fi/GPRS/RS485
Alternative distant communication method
5
COM2: METER/DRED
For smart-meter or DRED
6
Secondary PE Terminal
For Grounding Protection
7
AC Terminal
Connected with AC Grid