Emerson Liebert NXC 10-20kVA Connection Manual

380/400/415v; 50/60hz

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Liebert NXC 10-20kVA; 380/400/415V; 50/60Hz

Connectivity Solution

This notes provide brief detail on communication options supported by NXC 10-20 kVA

communication ports include: Intellislot cards port ( Support MODBUS, SNMP protocol), dry contact port and

USB port.

Intelligent card

protective cover)

1.1 Installing Intellislot cards

1.1.1

Intellislot card Port

UPS provides an Intellislot card port (see Figure 1-2), which is used to install the communication device

options, including global connectivity cards and LIFE.net adapter. The Intellislot card port and USB port can

be used at the same time.

Intelligent card port

Refer to UPS Extended Dry Contact Card User Manual for the installation and operation guide.

LBS port

Parallel port

port (with

Dry contact port

USB port

and opto-coupled ports

Figure 1-1 UPS Module rear panel

Figure 1-2 Intellislot card installation

Ventilation hole

Table of Contents

Page 1: Installing Intellislot Cards
Liebert NXC 10-20kVA; 380/400/415V; 50/60Hz Connectivity Solution This notes provide brief detail on communication options supported by NXC 10-20 kVA communication ports include: Intellislot cards port ( Support MODBUS, SNMP protocol), dry contact port and USB port. LBS port Parallel port...
Page 2: Connection Cables For Dry Contact Port
1.2 Connection Cables For Dry Contact Port The UPS provides five dry contact ports; see Figure 1-1 for the specific positions. The silk prints of the five dry contact ports are 1, 2, 3, 4 and 5. The pin layout of each dry contact port is shown in Figure 1-3, and the port description is shown in Table +12V +12V...
Page 3: Connecting Usb Communication Cables
In emergency conditions, close the REPO switch (prepared by users) to shut down the rectifier and inverter, and the UPS is powered off. In normal condition, the REPO switch cannot cut off the UPS input power. If a switch of electronic control tripping function is adopted at the UPS input, the REPO switch can help the switch trip and thus cut off the UPS input power.