SolarEdge SE-RS485-SPD2-K2 Installation Manual

RS485 Surge Protection Kit for Single Phase HD-Wave
Inverter - Installation Guide
This document describes how to install the RS485 Surge Protection Kit in the SolarEdge single phase HD-Wave inverter.
Kit Contents

Surge protection board

Standoff
Installation Procedure
1
Turn the inverter ON/OFF switch to OFF. The LCD display should indicate that the string voltage is in the safety voltage
range (< 50V).
2
Disconnect the AC to the inverter by turning OFF the circuit breakers on the distribution panel.
3
Open the cover's six Allen screws and carefully remove the cover.
4
Do one of the following:

For a new RS485 connection installation, disconnect the 6-pin connector from the surge protection board, and connect the
RS485 wires to the G, A, and B terminals to the 6-pin connector (see Figure 1).

If RS485 connection is already installed in the inverter, disconnect the 6-pin connector from the RS485 socket on the
inverter communication board (see Figure 2), leaving the RS485 wires intact.
RS485 Surge Protection Kit for HD-Wave Installation Guide - MAN-01-00476-1.0
Not in use
Figure 1: RS485 6-Pin Connector
Figure 2: RS485 Connection in the inverter
1