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AC Power
For Business-Critical Continuity™
® ™
Liebert Remote Monitoring Panel
User Manual
Liebert NX 12-16-2009 12:22:14
081 kVA -3x3
Single Normal
Liebert NX
EMERSON
™
Network Power
EMERSON
™
Remote Monitor Panel
Network Power
®
Liebert
SILE NCE ON/OFF
STATUS Press any key back to main menu
F1 F2 F3 F4 HELP
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TABLE OF CONTENTS IMPORTANT SAFETY INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1 SAVE THESE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1 INFORMATION FOR THE PROTECTION OF THE ENVIRONMENT . . . . . . . . . . . . . . . . . . . .1 1.0 INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 2.0 INS
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FIGURES Figure 1 Remote Monitoring Panel components and functions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Figure 2 Remote Monitoring Panel layout constraints . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Figure 3 RMP electrical input plug. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Figure 4 Communication cable connection. . . . . . . . . . . . . . . .
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IMPORTANT SAFETY INSTRUCTIONS SAVE THESE INSTRUCTIONS This manual contains important safety and operating instructions concerning the installation and operation of the Liebert NX Remote Monitoring Panel (RMP). Read all safety, installation and operat- ing instructions before beginning installation. Adhere to all warnings on the unit and in this manual. Follow all operating and user instructions. The Liebert NX Remote Monitoring Panel must be commissioned and serviced by an engineer approved b
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Introduction 1.0 INTRODUCTION The Liebert NX Remote Monitoring Panel (RMP) is designed as a remote user interface to monitor Liebert NX Uninterruptible Power Systems. The RMP monochrome liquid crystal display measures 122 x 92mm (4.8 x 3.6 inches). It reports the same data and status and alarm messages that are shown by the LCD on the UPS’s door. The RMP does not offer control of the UPS. The RMP should be installed in a room where it is readily and easily observed by personnel, such as faci
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Introduction Table 1 RMP component location in Figure 1 1 Bypass Input 10 F3 Function Key 2 Inverter—DC to AC 11 F4 Function Key 3 Rectifier—Input AC to DC 12 Help Key 4 Load—AC Output 13 Silence On/Off Audible—Alarm Mute 5 Battery—DC Backup 14 RS-232—for firmware update 6 Audible Alarm—Buzzer 15 RS-232—Reserved, not used 7 UPS Status and Alarm indicator 16 AC power input cable entry 8 F1 Function Key 17 RS-485 communication cable entry 9 F2 Function Key Figure 2 Remote Monitoring Panel layout c
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Installation 2.0 INSTALLATION 2.1 Preliminary checks Before beginning to install the RMP, verify that the equipment has reached site in its own packaging and in good general condition. Please notify immediately the shipper, Emerson Network Power and your local Liebert representative of any damage. These items should be included in the package: • RMP box with LCD screen • 4 mounting screws • 4 plastic wall anchors (6mm-by-26mm) • 2 Phoenix connectors for connection with the UPS. • User manual 2
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Installation Figure 4 Communication cable connection UPS_U2_J24 RMP_X1_J1 1 Shield 485- 4 485+ 2 3 485- 485+ 3 2 Shield 4 1 Up to 328ft. (100m) 2.5 Mounting the RMP on Drywall To hang the RMP on drywall or similar surface: 1. Drill four holes (6mm-by-26mm) in the wall, spacing them as shown in Figure 5. 2. Insert the four factory-supplied, plastic anchors into the holes. 3. Insert one screw into each anchor and tighten firmly. 4. Remove the four hooks from the RMP, reverse them, then reattach th
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Installation 2.6 Electrical connections Connect the power and communication cables to the RMP as shown in Figure 6. Figure 6 Power and communication cable routing Extract four screws to remove the cable access cover Attach AC Input cable to labeled connector Attach communi- cation cable to labeled RS-485 connector Reinstall cable access cover, inserting AC Input and communication cables into respective, labeled slots 6
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Installation Connect the RS-485 communication cable to the Liebert NX as shown in Figure 7. Figure 7 RS-485 cable connection to Liebert NX Communication connections on Remote Monitoring Panel board Connect the other end of the RS-485 signal cable to the X4 slot on the monitor board. The monitor board is inside the UPS front door. 7
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Operation 3.0 OPERATION 3.1 Startup and Reset The RMP will start as soon as the power supply is connected. The LCD will illuminate without any data displayed; the LEDs will light up yellow. After 20 seconds, all LEDs will turn off and the LCD will show the opening screen, shown in Figure 8, for 10 seconds. Figure 8 Opening screen F1 F2 F3 F4 F5 If all conditions above are met, the RMP will start to get all messages from the UPS. The screen in Figure 9 will be displayed while the data is loadi
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Operation Figure 10 UPS and RMP firmware are compatible screen 2006-01-22 12:30:36 Liebert NX Unit #1 Normal 30kVA-3X3 System Output Load A(AB) B(BC) C(CA) Sout (kVA) 10 10 10 Pout (kW) 10 10 10 0 0 Qout (kVAR) 0 Loadlevel (%) 50 50 50 Crest Factor 1.4 1.4 1.4 Input breaker closed 01-12 12:28:16 Manual turn on 01-12 12:30:06 UPS in normal mode 01-22 12:30:16 ? F1 F2 F3 F4 HELP When the Silence On/Off button is pushed, the relevant screen in Figure
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Operation Figure 12 Communication with UPS failed 2006-01-22 12:30:36 Liebert NX Unit #1 Normal 30kVA-3X3 Main Bypass Output A(AB) B(BC) C(CA) 120 Vphase V 120 120 Communication with UPS Iphase A 20.5 20.5 20.5 Failed Freq. Hz 50.1 50.1 50.1 CommErrID=0x01 Vline V 208 208 208 P. F. 0.99 0.99 0.99 Input breaker closed 01-12 12:28:16 Manual turn on 01-12 12:30:06 UPS in normal mode 01-22 12:30:16 ? F1 F2 F3 F4 HELP If the RMP is functioning properl
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Operation 3.2 LED Mimic Power Flow The LEDs mounted on the mimic flow chart represent the various power paths and current UPS oper- ational status. Table 3 Rectifier indicator Green Rectifier in Normal Operation Flashing Input AC Normal, but rectifier not operating Green Red Rectifier Failed Off Rectifier Not operating, Input AC Not Available or out of normal range Table 4 Battery indicator Green Battery Normal, but discharging and powering the load Flashing Battery End of Discharge pre-warning
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Operation 3.4 Direct Access Push Buttons—Keys The NX Remote Monitoring Panel has one direct access push button: Silence ON/OFF. The Silence ON/OFF button is a toggle type buzzer mute; any new fault re-enables the buzzer. 3.5 LCD Monitor and Menu Keys The menu-driven, 320 x 240 dot graphic LCD monitor displays real time data and, at the same time, stores 512 historical records that can be retrieved for reference and diagnosis. The user can perform commands or browse through the input, output, l
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Operation The summary menu tree is shown in Figure 15. Refer to Table 12 for a detailed description of each menu item. Figure 15 Menu tree Mains (input) TX Input * Bypass Output TX Output ** L-N voltage (V) L-N voltage (V) L-N voltage (V) L-N voltage (V) L-N voltage (V) L-N current (A) L-L voltage (V) Frequency (Hz) L-N current (A) L-L voltage (V) Frequency (Hz) L-L voltage (V) Frequency (Hz) L-L voltage (V) L-L voltage (V) Power factor Power factor System Battery Records Load Sout (kVA) Batter
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Operation 3.6 Detailed Description of Menu Items The description that follows refers to the graphic LCD monitor window shown on Figure 14. UPS System Window: This fixed-pane window displays current time and date and identifies the UPS, its configuration and its status. Table 11 UPS system window Description Explanation Liebert NX UPS family name 2005-10-22 YYYY-MM-DD (see Settings menu for other date formats) 12:30:36 Current Time (24 hr HH:MM:SS format) 30kVA-3x3 30kVA = UPS rated output, 3 x
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Operation Table 12 Descriptions of RMP menus and data window items (continued) Menu Type Item Type Explanation Battery voltage (V) Battery bus voltage Battery current (A) Battery bus current Battery temperature (°C) Battery temperature °C Battery Remain Time Min. Battery run time remaining Battery boost charging Battery is boost charging Battery float charging Battery is float charging Battery disconnected Battery is not connected Records (history log) Displays all records in the history log Lan
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Operation 3.7 Status and Event Messages Refer to Table 13 for descriptions of events and alarms. Table 13 RMP messages Message Description / Suggested Action (if any) Inverter Comm. Fail Internal RS485 communication failure between monitor and inverter Rectifier Comm. Fail Internal RS485 communication failure between monitor and rectifier The CAN communication between different UPSs within a parallel system fails. 1. Check if there are some UPSs not powered on in the parallel system. If so, powe
