JALpower NS SERIES 사용자 설명서 - 페이지 7

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3.4.3 Earth Terminal Connection

The inverter is added earth terminal according to the requirement of EN 50178. It is suggested that installation person should

connect the terminal to earthing wire.

Position of earth terminal

The earth connecting terminal is on the side of inverter, illustrated as Figure 3.4.3-1. The customer should select to grounding base on

site condition.

3.4.4 USB Communication

USB cable should be connected as Figure 3.4.4-1.

Figure 3.4.3-1

2.Insert the USB data cable

1.Remove RS485 waterproof assembly

Figure 3.4.4-1

3.4.5 RS-485 Communication

This function is only applied to inverters with RS-485.

The RS-485 interface is used to connect EzLogger, and the maximum total length of all connecting cables should not exceed 800m.

RS-485 connection is referred to 3.4.5-1.

INVERTER

POWER

RUN

FAULT

RS485

（1）Connection Procedure：

● Put the cable through the components in this order: screw cap, one-hole sealing ring, insulation body and sheet metal parts.

● Take the green terminal out of accessory bag. cable should be connected as Figure 3.4.5-2.

● Insert the green terminal into the corresponding interior terminal of the inverter. Pull cable softly to maintain the cable not to be

pulled out.

● Lock the sheet metal parts onto the box and tighten the screw cap.

123456

Line

Function

485_TX-

485_TX+

Reserved

485_TX+

485_TX-

（2） Connect the inverter to EzLogger with RS485 cable, and EzLogger to switch or router with CAT5E STP cable.

Internet

Router

EzLogger

POWER

RUN

FAULT

RS485

Figure 3.4.5-1

Figure 3.4.5-2