BenutzerhandbuchInhaltsverzeichnisImportant Safety Instructions9SAVE THESE INSTRUCTIONS9Battery Cabinet Precautions10Glossary of Symbols121.0 Installation131.1 External Inspections131.2 Internal Inspections141.2.1 Storing for Delayed Installation141.3 Preliminary Checks141.3.1 Identification141.4 UPS Location141.4.1 Positioning the UPS141.4.2 Environmental Considerations14Battery Location151.4.3 Special Considerations for Parallel Systems151.5 Considerations in Moving the Liebert NX15Final Position151.6 Mechanical Considerations151.6.1 Clearances161.6.2 Floor Installation161.6.3 Cable Entry16System Composition161.6.4 Optional Cabinets16Figure 1 Cabinet arrangement—Liebert NX units and battery cabinets17Figure 2 Cabinet arrangement—Liebert NX UPS, battery cabinets and Liebert NX bypass distribution cabinets182.0 Electrical Connections192.1 Power Cabling192.1.1 Cable Rating19Lug Size and Torque Requirements192.1.2 UPS Input Configuration20Figure 3 Single module block diagram—dual input configuration202.1.3 Cabling Guidelines202.1.4 Cable Connections21Figure 4 Input and output busbars212.1.5 Safety Ground222.1.6 Protective Devices22UPS Rectifier and Bypass Input Supply222.1.7 Cabling Procedure22Common Input Connections23Dual Input Connections23Output System Connections—Ensure Correct Phase Rotation23Frequency Converter Mode232.2 Control Cables242.2.1 Monitor Board Features24Figure 5 Monitor board U224Figure 6 Auxiliary terminal block detail (Monitoring Board)252.3 Dry Contacts252.3.1 Input Dry Contacts26Figure 7 Input dry contacts26Table 1 Input dry contacts at X3262.3.2 Maintenance Bypass Cabinet Interface26Table 2 Maintenance bypass cabinet interface262.3.3 Battery Circuit Breaker Control Interface27Table 3 BCB control interface272.3.4 Output Dry Contacts27Figure 8 Output dry contacts and EPO wiring for firmware before M17027Table 4 Output dry contact relays272.3.5 EPO Input—Optional28Figure 9 EPO wiring28Table 5 EPO input contact relays283.0 Battery Installation293.1 Introduction293.2 Safety293.3 External Battery Cabinet Installation303.3.1 Battery Cabinets30Figure 10 Battery cabinets for Liebert NX303.3.2 Connecting the Batteries31Figure 11 Battery cabinet—details313.3.3 Installation Considerations31Figure 12 Battery tray and supports323.3.4 Connecting the Battery Cabinet to the UPS323.4 Non-Standard Batteries323.5 BCB Shunt Trip323.6 Alber Monitoring System—Optional334.0 Options344.1 Load Bus Synchronization344.1.1 Performance Requirements344.1.2 LBS Cable and Settings34Figure 13 Load Bus Synchronization cable connection in single module systems34Figure 14 Load Bus Synchronization cable connection with multi-module systems354.2 Configuring Parallel System Operation354.2.1 General354.2.2 Features of Parallel System35Figure 15 Parallel system block diagram36Figure 16 Paralleling cabinet with input and bypass circuit breakers36Figure 17 Paralleling cabinet with input, bypass and distribution circuit breakers374.2.3 Operating Principles37Redundancy Paralleling374.2.4 Operation Modes Summary374.3 Installing Parallel System384.3.1 Conditions for Parallel System384.3.2 Cabinet Installation384.3.3 Preliminary Checks384.3.4 Power Cables384.3.5 Parallel Control Cables38Parallel System Control Cables38Figure 18 Connecting system parallel control cables39Auxiliary Dry Contact Cables39Figure 19 Auxiliary dry contact cables for output breaker in multi-module system394.3.6 Emergency Power Off (EPO)40Figure 20 Connecting EPO push button405.0 UPS Specifications415.1 Conformity and Standards415.2 UPS Environmental41Table 6 Environmental characteristics415.3 UPS Mechanical Characteristics41Table 7 UPS mechanical characteristics415.4 UPS Electrical Characteristics42Table 8 UPS terminal425.4.1 Input Rectifier43Table 9 Rectifier input power43Table 10 Input voltage window with derating43Table 11 Liebert approved replacement batteries445.4.2 DC Intermediate Circuit44Table 12 DC intermediate circuit445.4.3 Inverter Output44Table 13 Inverter output445.4.4 Bypass Input45Table 14 Bypass input456.0 Installation Drawings46Figure 21 Liebert NX 40-120kVA dimensional view—front and left side46Figure 22 Liebert NX 40-120V dimensions continued—top and bottom view47Figure 23 Liebert NX 40-120kVA main components—typical unit48Figure 24 Liebert NX 160-200kVA dimensional view—front and left side49Figure 25 Liebert NX 160-200kVA dimensions continued—top and bottom view50Figure 26 Liebert NX 160-200kVA main components—typical unit51Figure 27 Liebert NX 40-120kVA cable connections52Figure 28 Liebert NX 160-200kVA cable connections53Figure 29 Outline drawing, 33" battery power pack system, single cabinet54Figure 30 Terminal details, 33" battery power pack system, single cabinet Liebert NX55Figure 31 Outline drawing, 49" battery power pack system, single cabinet56Figure 32 Terminal details, 49" battery power pack system57Figure 33 Liebert NX 160-200kVA UPS to 49" battery cabinet interconnection58Figure 34 Liebert NX 40-120kVA UPS to 33" battery cabinet interconnection59Figure 35 Outline drawing, Liebert NX 480V 33" parallel cabinet60Figure 36 Outline drawing, Liebert NX 480V 49" parallel cabinet61Figure 37 Liebert NX 480V paralleling cabinet with input and bypass circuit breakers, main components62Figure 38 Liebert NX 480V paralleling cabinet main components—input, bypass and distribution circuit breaker configuration63Figure 39 Main component location drawing Liebert NX 480V, CB2, CB3, CB4 configurations64Figure 40 Liebert NX 480V 40-120kVA UPS to Paralleling Cabinet Interconnection—Configuration BB0, FB0, KB0 parallel connection to Liebert NX65Figure 41 Interconnecting details for Liebert NX 40-120kVA UPS to paralleling cabinet with input, bypass and distribution circuit breakers66Figure 42 Lineup detail—Configuration CB2, CB3, CB4 parallel connection to Liebert NX67Figure 43 Line-up detail, bolt together description, 40-120 kVA Liebert NX687.0 Operation697.1 General Description69Figure 44 Single module block diagram (dual input configuration)697.1.1 Bypass Supplies707.1.2 Operating Modes70Normal Mode70Battery Mode70Bypass Mode70Maintenance Mode71Parallel Redundancy Mode (System Expansion)71Frequency Converter Mode718.0 Operator Control and Display Panel728.1 Operator Control Panel72Figure 45 Overview of control panel728.1.1 Display Panel Layout72Figure 46 Detailed view of control panel728.2 Mimic Display Indicators73Figure 47 Mimic display indicators location73Table 15 Mimic display status indicators738.3 Control Buttons74Figure 48 Location of control buttons74Table 16 Control buttons748.4 Audible Buzzer75Figure 49 Buzzer location758.5 LCD Overview75Figure 50 Sections of the LCD758.6 Navigation Keys76Table 17 Icons for navigation keys768.7 UPS System Information76Table 18 Description of items in UPS system window768.8 LCD Menus and Data Items77Figure 51 Menu tree77Table 19 Descriptions of UPS menus and data window items788.9 Language Selection79Figure 52 Language selection798.10 Current Date and Time80Figure 53 Set date and time808.11 UPS Status Messages81Figure 54 Current status and history log records818.12 Types of LCD Screens828.12.1 Opening Display82Figure 55 Opening display828.12.2 Default Screen82Figure 56 Default screen828.12.3 UPS Help Screen83Figure 57 Help screen838.12.4 Screen Saver Window83Figure 58 Screen saver window838.13 Pop-Up Windows848.13.1 From Bypass to Inverter Mode With Power Interruption848.13.2 From Inverter to Bypass Mode With Interruption848.13.3 System Self-Test848.13.4 Battery Capacity Test Confirmation848.13.5 Battery Self-Test Aborted, Condition Not Met848.13.6 Battery Refresh Charge Aborted, Condition Not Met849.0 Operating Instructions859.1 Liebert NX Operating Modes85Table 20 UPS operating modes859.1.1 Circuit Breakers86Figure 59 Circuit breakers869.2 UPS Startup869.2.1 Startup Procedure869.2.2 Verify Switching Between Operation Modes88Switch from Normal Mode to Battery Mode88Switch from Normal Mode to Bypass Mode88Switch from Bypass Mode to Normal Mode889.3 Maintenance Bypass Procedure and Powering Down the UPS889.4 Auto Restart899.5 Emergency Shutdown With EPO899.6 Reset After Shutdown for Emergency Stop (EPO Action) or Other Conditions899.7 Battery Protection909.7.1 Battery Undervoltage Pre-Warning909.7.2 Battery End-of-Discharge (EOD) Protection909.8 Multi-Module System Procedures909.8.1 Isolating One Module in a Multi-Module System90Figure 60 Typical parallel system block diagram with common input supply, with separate batteries and optional output / bypass distribution panel909.8.2 Inserting One Module into a Multi-Module System919.8.3 Shutdown Procedure—Complete UPS and Load Shutdown929.9 Commissioning a Parallel System929.10 Parallel System Startup9210.0 Options9310.1 Communication and Other User Terminals93Figure 61 Monitoring board (U2) auxiliary terminal block detail9310.1.1 Analog Input Interface9310.1.2 Power Output9310.1.3 Liebert IntelliSlot Communication9310.1.4 Communication and Monitoring94Liebert IntelliSlot Web Card - SNMP/HTTP Network Interface Card94Table 21 Liebert NX communication options9410.1.5 Configuring Baud Rates94Figure 62 Liebert IntelliSlot Web card display95Relay Card96Table 22 Relay Card pin configuration96Table 23 Relay card jumper configuration96MultiPort 4 Card97Figure 63 MultiPort 4 card pin assignment9710.2 LBS Mode—Load Bus Synchronization9810.2.1 Remote Alarm Monitor9810.3 Replacing Dust Filters98Figure 64 Dust filter replacement9811.0 Specifications and Technical Data9911.1 Lug Size and Torque Requirements99Table 24 Torque specifications99Table 25 Battery torque rating9911.2 Cable Lengths: Floor to Connection Point Inside UPS100Table 26 Distance to connection points on the Liebert NX UPS100Table 27 Parallel system current table100Table 28 External cabinet dimensions, including side panels10111.3 Cable size and tightening torques101Table 29 Cable size tightening torque at Liebert NX 40kVA UPS terminals101Table 30 Cable size tightening torque at Liebert NX 60kVA UPS terminals101Table 31 Cable size tightening torque at Liebert NX 80kVA UPS terminals101Table 32 Cable size tightening torque at Liebert NX 100kVA UPS terminals102Table 33 Cable size tightening torque at Liebert NX 120kVA UPS terminals102Table 34 Cable size tightening torque at Liebert NX 160kVA UPS terminals102Table 35 Cable size tightening torque at Liebert NX 200kVA UPS terminals102Table 36 Cable size tightening torque at Liebert NX 480V Battery Cabinet DC input bus terminals10211.4 Battery Run Times103Table 37 Enersys battery run times in minutes103Table 38 C&D Dynasty battery run times in minutes103Appendix A - UPS Status Messages105Table 39 UPS status messages105Größe: 8,68 MBSeiten: 112Language: EnglishHandbuch öffnen
