Front, Rear, System Input, UPS Output, Breaker

Installation Drawings

Figure 37 Liebert NX 480V paralleling cabinet with input and bypass circuit breakers, main components

System

Input

UPS	UPS Output
UPS	Breaker
Input
Breakers

Ground

Busbar

System

Bypass

Tie Breaker

Front

Rear

System Output Tie Breaker

Kirk - Key

Fuse

Disconnect

System

Output

Busbar

Page 62

Image 62

Emerson 60HZ, 480V user manual Front, Rear, System Input, UPS Output, Breakers, Ground Busbar System Bypass Tie Breaker

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.

Contents

User Manual–40-200kVA, 480V,60Hz Liebert NX UPSAC Power For Business-CriticalContinuityPage 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 SAVE THESE INSTRUCTIONS IMPORTANT SAFETY INSTRUCTIONS Battery Cabinet Precautions • Remove watches, rings and other metal objects AC input AC output GLOSSARY OF SYMBOLSRisk of electrical shock Requests the user to consult the manual 1.0INSTALLATION 1.1External Inspections 1.3Preliminary Checks 1.2.1Storing for Delayed Installation1.2Internal Inspections 1.4UPS Location 1.6Mechanical Considerations Battery Location1.5Considerations in Moving the Liebert NX 1.4.3Special Considerations for Parallel Systems 1.6.3Cable Entry 1.6.2Floor Installation1.6.1Clearances System Composition Front of Units Liebert NX Battery CabinetLiebert Bypass 2.1.1Cable Rating 2.1Power Cabling2.0ELECTRICAL CONNECTIONS Lug Size and Torque Requirements 2.1.2UPS Input Configuration 2.1.3Cabling Guidelines 2.1.4Cable Connections Liebert NX 40-120kVAConnectionsLiebert NX 160-200kVAConnections Figure 4 Input and output busbars 2.1.6Protective Devices 2.1.5Safety Ground2.1.7Cabling Procedure UPS Rectifier and Bypass Input Supply Frequency Converter Mode Common Input ConnectionsDual Input Connections Figure 5 Monitor board U2 2.2.1Monitor Board Features2.2Control Cables 2.3Dry Contacts 2.3.1Input Dry Contacts 2.3.2Maintenance Bypass Cabinet InterfaceTable 2 Maintenance bypass cabinet interface Figure 7 Input dry contacts Table 3 BCB control interface 2.3.3Battery Circuit Breaker Control Interface2.3.4Output Dry Contacts Output dry contact relays EPO - NO Figure 9 EPO wiring2.3.5EPO Input—Optional EPO - NC 3.1Introduction 3.2Safety3.0BATTERY INSTALLATION Figure 10 Battery cabinets for Liebert NX 3.3External Battery Cabinet Installation3.3.1Battery Cabinets Figure 11 Battery cabinet—details 3.3.2Connecting the Batteries3.3.3Installation Considerations 3.4Non-StandardBatteries 3.3.4Connecting the Battery Cabinet to the UPSFigure 12 Battery tray and supports 3.5BCB Shunt Trip This power must be UPS protected 3.6Alber Monitoring System—Optional 4.0OPTIONS 4.1.2LBS Cable and Settings4.1Load Bus Synchronization 4.1.1Performance Requirements 4.2.1General 4.2Configuring Parallel System Operation4.2.2Features of Parallel System Liebert NX UPS 40-200kVA 480V, 3W Input 480V DC Battery InputFigure 15 Parallel system block diagram 480V, 3W UOB Output 4.2.3Operating Principles Redundancy Paralleling •Battery Mode Operation•Maintenance Bypass Mode Operation 4.2.4Operation Modes Summary 4.3.4Power Cables 4.3Installing Parallel System4.3.2Cabinet Installation 4.3.1Conditions for Parallel System For startup procedure, 9.2 - UPS Startup Auxiliary Dry Contact Cables X2:3 4.3.6Emergency Power Off EPOFigure 20 Connecting EPO push button X2:4 UPS mechanical characteristics 5.0UPS SPECIFICATIONSEnvironmental characteristics 5.4UPS Electrical Characteristics Table 8 UPS terminal UPS terminal continued Table 9 Rectifier input power5.4.1Input Rectifier Table 10 Input voltage window with derating 5.4.3Inverter Output Table 11 Liebert approved replacement batteries5.4.2DC Intermediate Circuit Table 12 DC intermediate circuit 5.4.4 Bypass Input Table 14 Bypass input Left Side Front Front Detail A Parallel Board 1239mm FRONT VIEWLEFT VIEW 2000mm TOP VIEW Front of UPS BOTTOM VIEW Front of UPS Installation Drawings DETAIL A 8.83 DETAIL A224mm 609.3 24 872.2 34.3 U3819205 SECTION A-A RIGHT SIDEFRONT TOP VIEW Detail B Detail ATop View without BCB Cover Plate 49 Battery Cabinet Right-SideViews A D NX 160-200KVAUPS Module Front View A CBB D CD Battery Breaker 845 33.2 965 38 2000 78.7 FrontTop Right Side Right Side Front System Input FrontRear UPS Output Without Covers System FRONTUPS Output Breakers Ground Busbar Kirk-Key REAR FRONTDoor Open A B1-B4 FRONT Without Covers RIGHT SIDE Without Exterior Panels LEFT SIDE Without Exterior Panels 965 38 in 200078.7 in LEFT SIDE Isometric View 7.1General Description 7.0OPERATION 7.1.2Operating Modes Battery Mode7.1.1Bypass Supplies Normal Mode Maintenance Mode Parallel Redundancy Mode System Expansion Figure 45 Overview of control panel 8.0OPERATOR CONTROL AND DISPLAY PANEL8.1.1Display Panel Layout Liquid Crystal Display LCD Mimic display LED2 Load indicator Figure 47 Mimic display indicators locationBypass indicator Inverter indicator Button cover EPO button Inverter Off button Fault Clear buttonFigure 48 Location of control buttons Silence On/Off button Inverter On button Figure 50 Sections of the LCD Data and settingsFigure 49 Buzzer location UPS system Table 17 Icons for navigation keys 8.8LCD Menus and Data Items Figure 51 Menu tree Operator Control and Display Panel 8.9Language Selection Figure 52 Language selection 8.10Current Date and Time Figure 53 Set date and time Messages CurrentStatus History Log records menu 8.12Types of LCD Screens 8.12.2Default ScreenFigure 56 Default screen 8.12.1Opening Display 8.12.4Screen Saver Window Press any key back to main menu8.12.3UPS Help Screen Figure 57 Help screen 8.13Pop-UpWindows 8.13.4 Battery Capacity Test Confirmation8.13.5Battery Self-TestAborted, Condition Not Met 8.13.3System Self-Test Table 20 UPS operating modes 9.1Liebert NX Operating Modes9.0OPERATING INSTRUCTIONS 9.1.1Circuit Breakers 9.2.1Startup Procedure9.2UPS Startup Figure 59 Circuit breakers •Close CB5 CB1, CB2, CB3 and CB5 are closed Switch from Normal Mode to Bypass Mode Switch from Bypass Mode to Normal Mode 9.4Auto Restart 9.5Emergency Shutdown With EPO 9.7.1Battery Undervoltage Pre-Warning 9.7Battery Protection9.8Multi-ModuleSystem Procedures 9.7.2Battery End-of-DischargeEOD Protection 3.Close Input breaker CB1 9.9Commissioning a Parallel System 9.10Parallel System Startup 10.0OPTIONS 10.1.2Power Output10.1Communication and Other User Terminals 10.1.1Analog Input Interface Table 21 Liebert NX communication options 10.1.5Configuring Baud Rates10.1.4Communication and Monitoring Figure 62 Liebert IntelliSlot Web card display Relay Card Table 22 Relay Card pin configurationTable 23 Relay card jumper configuration MultiPort 4 Card Figure 63 MultiPort 4 card pin assignment 10.2LBS Mode—LoadBus Synchronization 10.2.1Remote Alarm MonitorFigure 64 Dust filter replacement 10.3Replacing Dust Filters Table 25 Battery torque rating 11.0SPECIFICATIONS AND TECHNICAL DATATable 24 Torque specifications Specifications and Technical Data Table 27 Parallel system current table 11.3Cable size and tightening torques Specifications and Technical Data Table 38 C&D Dynasty battery run times in minutes 11.4Battery Run TimesTable 37 Enersys battery run times in minutes Table 38 C&D Dynasty battery run times in minutes UPS Status Messages APPENDIX A - UPS STATUS MESSAGESTable 39 UPS status messages Event Message Table 39 UPS status messagesUPS Status Messages Description / Suggested Action if any Table 39 UPS status messages UPS Status Messages Table 39 UPS status messages UPS Status Messages Table 39 UPS status messages UPS Status Messages UPS Status Messages Page Technical Support/ Service Ensuring The High AvailabilityOf Mission-CriticalData And Applications reducedcapitalequipment andoperatingcosts

Emerson 60HZ Front, Rear, System Input, UPS Output, Breakers, Disconnect System Output Busbar

Models: 60HZ 480V

System

UPS Output

Breaker

Input

Breakers

Ground

Front

Rear

System Output Tie Breaker

Disconnect

60HZ, 480V specifications