Sma 485PB-NR Uživatelský manuál stáhnout pdf (Strana 8)

Electrical Connection SMA Solar Technology AG

8 485PB-SB-NR-IEN101311 Installation Guide

4 Electrical Connection

This section describes the installation and connection of the RS485 Piggy-Back communication

interface. It is assumed that the inverter is situated in the middle of the RS485 communication bus. If

the inverter is situated at the end of the RS485 communication bus, carry out the following steps for

one cable only and connect the termination (see Page 15).

4.1 Overview of Interface Port and Cable Route

For an inverter of type SB/WB

If the communication interface is preinstalled, you can skip Section 4.2 "Installing the

Communication Interface" (Page 10).

SB/WB 700

SB/WB 1100

SB/WB 1100, SB/WB 1100 (E) (LV), SB/WB 1700 (E), SB 2100TL,

SB/WB 2500, SB/WB 2800i, SB/WB 3000

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Sma 485PB-NR Uživatelský manuál Strana 8