Emerson 480V, 60HZ user manual Table Of Contents

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TABLE OF CONTENTS

TABLE OF CONTENTS

IMPORTANT SAFETY INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1

GLOSSARY OF SYMBOLS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4

1.0 INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5

1.1 External Inspections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 1.2 Internal Inspections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

1.2.1 Storing for Delayed Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

1.3 Preliminary Checks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

1.3.1 Identification. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

1.4 UPS Location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

1.4.1 Positioning the UPS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 1.4.2 Environmental Considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 1.4.3 Special Considerations for Parallel Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

1.5 Considerations in Moving the Liebert NX . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 1.6 Mechanical Considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

1.6.1 Clearances. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

1.6.2 Floor Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

1.6.3 Cable Entry. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

1.6.4 Optional Cabinets. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

2.0 ELECTRICAL CONNECTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

2.1 Power Cabling. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

2.1.1 Cable Rating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

2.1.2 UPS Input Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

2.1.3 Cabling Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

2.1.4 Cable Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

2.1.5 Safety Ground. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

2.1.6 Protective Devices. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

2.1.7 Cabling Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

2.2 Control Cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

2.2.1 Monitor Board Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

2.3 Dry Contacts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

2.3.1 Input Dry Contacts. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

2.3.2 Maintenance Bypass Cabinet Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

2.3.3 Battery Circuit Breaker Control Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

2.3.4 Output Dry Contacts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

2.3.5 EPO Input—Optional. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

3.0 BATTERY INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21

3.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

3.2 Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

3.3 External Battery Cabinet Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

3.3.1 Battery Cabinets. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 3.3.2 Connecting the Batteries . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 3.3.3 Installation Considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 3.3.4 Connecting the Battery Cabinet to the UPS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

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Contents For Business-CriticalContinuity Liebert NX UPSAC Power User Manual–40-200kVA, 480V,60HzPage TABLE OF CONTENTS 4.0 OPTIONS 9.0 OPERATING INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . FIGURES Figure 39 Main component location drawing Liebert NX 480V, CB2, CB3, CB4 configurations . . . . . . . . . TABLES IMPORTANT SAFETY INSTRUCTIONS SAVE THESE INSTRUCTIONSBattery Cabinet Precautions • Remove watches, rings and other metal objects Requests the user to consult the manual GLOSSARY OF SYMBOLSRisk of electrical shock AC input AC output1.1External Inspections 1.0INSTALLATION1.4UPS Location 1.2.1Storing for Delayed Installation1.2Internal Inspections 1.3Preliminary Checks1.4.3Special Considerations for Parallel Systems Battery Location1.5Considerations in Moving the Liebert NX 1.6Mechanical ConsiderationsSystem Composition 1.6.2Floor Installation1.6.1Clearances 1.6.3Cable EntryFront of Units Bypass Battery CabinetLiebert Liebert NXLug Size and Torque Requirements 2.1Power Cabling2.0ELECTRICAL CONNECTIONS 2.1.1Cable Rating2.1.3Cabling Guidelines 2.1.2UPS Input ConfigurationFigure 4 Input and output busbars Liebert NX 40-120kVAConnectionsLiebert NX 160-200kVAConnections 2.1.4Cable ConnectionsUPS Rectifier and Bypass Input Supply 2.1.5Safety Ground2.1.7Cabling Procedure 2.1.6Protective DevicesCommon Input Connections Dual Input ConnectionsFrequency Converter Mode 2.2.1Monitor Board Features 2.2Control CablesFigure 5 Monitor board U2 2.3Dry Contacts Figure 7 Input dry contacts 2.3.2Maintenance Bypass Cabinet InterfaceTable 2 Maintenance bypass cabinet interface 2.3.1Input Dry ContactsOutput dry contact relays 2.3.3Battery Circuit Breaker Control Interface2.3.4Output Dry Contacts Table 3 BCB control interfaceEPO - NC Figure 9 EPO wiring2.3.5EPO Input—Optional EPO - NO3.2Safety 3.0BATTERY INSTALLATION3.1Introduction 3.3External Battery Cabinet Installation 3.3.1Battery CabinetsFigure 10 Battery cabinets for Liebert NX 3.3.2Connecting the Batteries 3.3.3Installation ConsiderationsFigure 11 Battery cabinet—details 3.5BCB Shunt Trip 3.3.4Connecting the Battery Cabinet to the UPSFigure 12 Battery tray and supports 3.4Non-StandardBatteries3.6Alber Monitoring System—Optional This power must be UPS protected4.1.1Performance Requirements 4.1.2LBS Cable and Settings4.1Load Bus Synchronization 4.0OPTIONS4.2Configuring Parallel System Operation 4.2.2Features of Parallel System4.2.1General 480V, 3W UOB Output 480V, 3W Input 480V DC Battery InputFigure 15 Parallel system block diagram Liebert NX UPS 40-200kVA4.2.4Operation Modes Summary •Battery Mode Operation•Maintenance Bypass Mode Operation 4.2.3Operating Principles Redundancy Paralleling4.3.1Conditions for Parallel System 4.3Installing Parallel System4.3.2Cabinet Installation 4.3.4Power CablesAuxiliary Dry Contact Cables For startup procedure, 9.2 - UPS StartupX2:4 4.3.6Emergency Power Off EPOFigure 20 Connecting EPO push button X2:35.0UPS SPECIFICATIONS Environmental characteristicsUPS mechanical characteristics Table 8 UPS terminal 5.4UPS Electrical CharacteristicsTable 10 Input voltage window with derating Table 9 Rectifier input power5.4.1Input Rectifier UPS terminal continuedTable 12 DC intermediate circuit Table 11 Liebert approved replacement batteries5.4.2DC Intermediate Circuit 5.4.3Inverter OutputTable 14 Bypass input 5.4.4 Bypass InputFront Left SideDetail A FrontParallel Board 2000mm FRONT VIEWLEFT VIEW 1239mmBOTTOM VIEW Front of UPS TOP VIEW Front of UPSInstallation Drawings DETAIL A DETAIL A 224mm8.83 609.3 24 872.2 34.3 U3819205 TOP VIEW RIGHT SIDEFRONT SECTION A-Awithout BCB Cover Plate Detail ATop View Detail BA D NX 160-200KVAUPS Module Front View A CBB D CD 49 Battery Cabinet Right-SideViewsAuxiliary Contacts Front Top Right Side845 33.2 965 38 2000 78.7 Front Right SideUPS Output FrontRear System InputWithout Covers Kirk-Key FRONTUPS Output Breakers Ground Busbar SystemFRONT Door OpenREAR A B1-B4 FRONT Without Covers LEFT SIDE Isometric View LEFT SIDE Without Exterior Panels 965 38 in 200078.7 in RIGHT SIDE Without Exterior Panels7.0OPERATION 7.1General DescriptionNormal Mode Battery Mode7.1.1Bypass Supplies 7.1.2Operating ModesParallel Redundancy Mode System Expansion Maintenance ModeLiquid Crystal Display LCD Mimic display LED2 8.0OPERATOR CONTROL AND DISPLAY PANEL8.1.1Display Panel Layout Figure 45 Overview of control panelInverter indicator Figure 47 Mimic display indicators locationBypass indicator Load indicatorSilence On/Off button Inverter On button Inverter Off button Fault Clear buttonFigure 48 Location of control buttons Button cover EPO buttonUPS system Data and settingsFigure 49 Buzzer location Figure 50 Sections of the LCDTable 17 Icons for navigation keys Figure 51 Menu tree 8.8LCD Menus and Data ItemsOperator Control and Display Panel Figure 52 Language selection 8.9Language SelectionFigure 53 Set date and time 8.10Current Date and TimeHistory Log records menu CurrentStatus Messages8.12.1Opening Display 8.12.2Default ScreenFigure 56 Default screen 8.12Types of LCD ScreensFigure 57 Help screen Press any key back to main menu8.12.3UPS Help Screen 8.12.4Screen Saver Window8.13.3System Self-Test 8.13.4 Battery Capacity Test Confirmation8.13.5Battery Self-TestAborted, Condition Not Met 8.13Pop-UpWindows9.1Liebert NX Operating Modes 9.0OPERATING INSTRUCTIONSTable 20 UPS operating modes Figure 59 Circuit breakers 9.2.1Startup Procedure9.2UPS Startup 9.1.1Circuit Breakers•Close CB5 CB1, CB2, CB3 and CB5 are closed Switch from Bypass Mode to Normal Mode Switch from Normal Mode to Bypass Mode9.5Emergency Shutdown With EPO 9.4Auto Restart9.7.2Battery End-of-DischargeEOD Protection 9.7Battery Protection9.8Multi-ModuleSystem Procedures 9.7.1Battery Undervoltage Pre-Warning3.Close Input breaker CB1 9.10Parallel System Startup 9.9Commissioning a Parallel System10.1.1Analog Input Interface 10.1.2Power Output10.1Communication and Other User Terminals 10.0OPTIONS10.1.5Configuring Baud Rates 10.1.4Communication and MonitoringTable 21 Liebert NX communication options Figure 62 Liebert IntelliSlot Web card display Table 22 Relay Card pin configuration Table 23 Relay card jumper configurationRelay Card Figure 63 MultiPort 4 card pin assignment MultiPort 4 Card10.3Replacing Dust Filters 10.2.1Remote Alarm MonitorFigure 64 Dust filter replacement 10.2LBS Mode—LoadBus SynchronizationSpecifications and Technical Data 11.0SPECIFICATIONS AND TECHNICAL DATATable 24 Torque specifications Table 25 Battery torque ratingTable 27 Parallel system current table 11.3Cable size and tightening torques Specifications and Technical Data 11.4Battery Run Times Table 37 Enersys battery run times in minutesTable 38 C&D Dynasty battery run times in minutes Specifications and Technical Data APPENDIX A - UPS STATUS MESSAGES Table 39 UPS status messagesUPS Status Messages Description / Suggested Action if any Table 39 UPS status messagesUPS Status Messages Event MessageUPS Status Messages Table 39 UPS status messagesUPS Status Messages Table 39 UPS status messagesUPS Status Messages Table 39 UPS status messagesUPS Status Messages Page reducedcapitalequipment andoperatingcosts Ensuring The High AvailabilityOf Mission-CriticalData And Applications Technical Support/ Service
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60HZ, 480V specifications

The Emerson 40-120KVA UPS is a high-performing uninterruptible power supply designed to ensure the reliability and continuity of critical operations across various industries. This UPS operates at 480VAC and 60Hz, making it suitable for environments where high-power demands are common.

One of the standout features of this UPS system is its modular design, which allows for easy scalability. Organizations can expand their power capacity as their needs grow, making the Emerson 40-120KVA UPS a future-proof investment. The system operates with high efficiency, minimizing energy consumption and operational costs. This is vital for data centers and industrial applications where energy management is increasingly important.

The Emerson UPS incorporates advanced digital signal processing technology, delivering real-time monitoring and control. This enhances the overall performance and reliability of the system, providing seamless power protection against voltage fluctuations, surges, and interruptions. With a total harmonic distortion of less than 5%, the UPS ensures a clean and stable power output, preserving the integrity of sensitive electronic equipment.

Another noteworthy characteristic of the Emerson 40-120KVA is its redundancy features. The system supports N+1 redundancy, allowing for one extra module to ensure uninterrupted service in case of a failure. This design offers peace of mind for critical applications, ensuring that there is no single point of failure.

User-friendliness is also a significant aspect of the Emerson UPS. The intuitive graphical user interface simplifies monitoring and management, allowing operators to assess system performance and status at a glance. Additionally, remote monitoring capabilities enable real-time tracking of system health and performance from anywhere, providing flexibility and oversight for facility managers.

The Emerson 40-120KVA UPS also meets stringent safety and compliance standards, ensuring reliable operation in demanding environments. Its robust design is suitable for a variety of applications, including information technology, telecommunications, and industrial processes. Overall, the Emerson 40-120KVA UPS stands out as a reliable, efficient, and versatile solution for businesses aiming to safeguard their critical power supply against any disruption.
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