Emerson 480V user manual Dry Contacts

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Electrical Connections

Figure 6 Auxiliary terminal block detail (Monitoring Board)

 

 

J8

 

 

 

 

 

 

 

 

 

 

 

 

 

 

J3

J1

 

LCD

 

 

 

 

 

 

 

J22

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

J23

 

 

 

 

 

 

 

 

 

J12

J2

 

 

 

 

 

 

 

 

J9

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

J15

 

 

 

 

 

 

 

 

 

J16

 

 

 

 

 

 

 

 

 

J17

 

 

 

 

 

 

 

 

Liebert IntelliSlot 2 X4

J13

J21

J25

J28

J4

J26

J30

J10

Liebert IntelliSlot 1

J24

 

BFP

INV ACF

EPO

Dry in

MBC

BCB

Liebert IntelliSlot 3

 

 

 

 

X1

 

X2

 

X3

 

 

 

 

 

 

 

 

 

 

 

 

X7

X6

PWR

 

MODEM

X5

SNMP CARD

X4

NOTE: The black square ( ) on each slot indicates Pin 1.

2.3Dry Contacts

The UPS provides input dry contacts and output dry contacts.

NOTE

When operating the Liebert NX with dry contacts, ESD measures must be taken or the contacts may be damaged.

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Contents Liebert NX UPS Page Table of Contents UPS Specifications OptionsOperator Control and Display Panel Operating Instructions Pop-Up WindowsSpecifications and Technical Data Appendix a UPS Status MessagesTables Page Important Safety Instructions Battery Cabinet Precautions Glossary of Symbols Installation External InspectionsInternal Inspections Preliminary ChecksUPS Location Battery Location Considerations in Moving the Liebert NXMechanical Considerations Special Considerations for Parallel SystemsFloor Installation ClearancesCable Entry System CompositionCabinet arrangement-Liebert NX units and battery cabinets UPS Power Cabling Cable RatingLug Size and Torque Requirements UPS Input Configuration Cabling GuidelinesCable Connections Input and output busbarsSafety Ground Protective DevicesUPS Rectifier and Bypass Input Supply Cabling Procedure Output System Connections-Ensure Correct Phase RotationCommon Input Connections Dual Input ConnectionsFrequency Converter Mode Monitor Board FeaturesControl Cables Dry Contacts Maintenance Bypass Cabinet Interface Maintenance bypass cabinet interfaceInput Dry Contacts Input dry contacts atBCB Control Interface BCB control interfaceInverter mode relay center Main input fault relay centerOutput Dry Contacts Output dry contact relaysEPO Input-Optional EPO input contact relaysIndicates Pin Safety IntroductionExternal Battery Cabinet Installation Battery CabinetsConnecting the Batteries Installation ConsiderationsInsulated Post Tray Handle For Cabling Connecting the Battery Cabinet to the UPS Non-Standard BatteriesBCB Shunt Trip This power must be UPS protected Alber Monitoring System-OptionalLBS Cable and Settings Load Bus SynchronizationPerformance Requirements LBS CableConfiguring Parallel System Operation Features of Parallel SystemGeneral Installing Parallel System Operating Principles Redundancy ParallelingOperation Modes Summary Cabinet Installation Power CablesConditions for Parallel System Preliminary ChecksInterconnecting Auxiliary Dry Contact CablesCables Q1Ext Q2Ext QBypTo Load Normally Open EPO Normally Closed EPOUPS Mechanical Characteristics Environmental characteristicsUPS mechanical characteristics Conformity and StandardsUPS Electrical Characteristics UPS terminalRectifier input power Liebert approved replacement batteriesRated Power kVA 100 120 Battery Manufacturer Models SuppliedDC Intermediate Circuit Inverter OutputBypass Input Left Side GND Left Side View Front View Max. Door Swing U3819205 Batt Ext530628 Pg , Rev External Battery Cabinet Battery BreakerAuxiliary Contacts Top Top Front Right Side Front Rear SystemRear FRONTOutput Run From Conductors Ph A, B, C System Input Ph A, B, C UPS InputsPh A, B, C UPS Outputs AC OutputUtility UPS #1-UPS #4 Module AC Ph A, B, C UPS Inputs Ph A, B, C System OutputsGround UPS Isometric View U3819301Single module block diagram dual input configuration General DescriptionNormal Mode Battery ModeBypass Mode Bypass SuppliesMaintenance Mode Parallel Redundancy Mode System ExpansionOperator Control Panel Display Panel LayoutMimic indicators Control buttons Navigation keys Detailed view of control panelMimic Display Indicators Mimic display status indicatorsControl Buttons Control buttonsAudible Buzzer LCD OverviewNavigation Keys UPS System InformationIcons for navigation keys Description of items in UPS system windowLCD Menus and Data Items Descriptions of UPS menus and data window items Menu Type Item Type ExplanationMains InputStart/stop Battery Language SelectionTests Current Date and Time Set date and timeUPS Status Messages Current status and history log recordsDefault Screen Types of LCD ScreensOpening Display UPS Help Screen Screen Saver WindowPop-Up Windows Liebert NX Operating Modes UPS operating modesCircuit Breakers Circuit breakersStartup Procedure Indicator StateUPS Startup Switch from Normal Mode to Bypass Mode Switch from Bypass Mode to Normal ModeMaintenance Bypass Procedure and Powering Down the UPS Auto Restart Emergency Shutdown With EPOBattery Protection Multi-Module System ProceduresBattery Undervoltage Pre-Warning Battery End-of-Discharge EOD ProtectionTie breaker Inserting One Module into a Multi-Module System LED Function StatusShutdown Procedure-Complete UPS and Load Shutdown Commissioning a Parallel SystemParallel System Start Up Power Output Communication and Other User TerminalsAnalog Input Interface Liebert IntelliSlot CommunicationSee 10.1.5 Configuring Liebert NX communication optionsComments Baud RatesConfiguring Baud Rates Liebert IntelliSlot Web card display Relay Card pin configuration Relay card jumper configurationRelay Card Pin Function OperationMultiPort 4 Card AssignmentPin Description Remote Alarm Monitor LBS Mode-Load Bus SynchronizationReplacing Dust Filters Torque specifications Battery torque ratingLug Size and Torque Requirements Cable Lengths Floor to Connection Point Inside UPSDistance to connection points on the Liebert NX UPS Parallel system current tableExternal cabinet dimensions, including side panels Cable size and tightening torquesLead/Lag ratings 250 10 N*m Battery Run Times Estimated battery run time, minutesServices at 800-543-2378 for assistance UPS status messagesEvent Message Description / Suggested Action if any High ambient air temperature Bypass voltage is beyond the normal rangeBypass voltage exceeds the limit Software according to the customer’s agreementError can also leads to the alarm Alarm if applicableInverter STS Fail Condition is removedEmergency Power Off EPOUPS status messages UPS Status Messages Page Ne t ItiTi n That
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Manual 112 pages 61.01 Kb

480V specifications

The Emerson 480V power systems play a critical role in modern industrial applications, providing reliable and efficient power distribution. These systems are designed for facilities that require robust performance and operational efficiency while adhering to safety regulations. With voltage ratings at 480V, they cater primarily to industries such as manufacturing, data centers, and commercial buildings.

One of the main features of the Emerson 480V systems is their scalability. These systems can be easily adapted and expanded as operational demands grow, thereby reducing initial investment costs and providing a flexible solution for evolving business needs. This ability to scale is crucial in a fast-paced environment where demands can change rapidly.

The Emerson 480V systems also incorporate advanced technologies for improved performance and safety. One key technology is the use of smart grid solutions. This enables real-time monitoring, diagnostics, and control, allowing facility managers to optimize energy consumption and reduce operational costs. Furthermore, these systems often include integrated protection devices that enhance safety measures by minimizing the risk of electrical faults, overloads, or short circuits.

Energy efficiency is another characteristic that distinguishes Emerson 480V systems from traditional alternatives. With advanced power management features, these systems effectively reduce energy waste and lower electricity bills. Emerson’s commitment to sustainability is evident in its designs, which aim to minimize environmental impact through energy-efficient technologies.

The build quality of Emerson 480V systems is also noteworthy. They are designed to withstand harsh industrial environments and are constructed with high-grade materials that promote longevity and reliability. The modular design allows for easy maintenance and repair, which further extends the lifespan of the system.

Additionally, Emerson 480V systems are equipped with user-friendly interfaces that facilitate ease of operation. This ensures that operators can efficiently manage and control power distribution without extensive training. The combination of performance, scalability, safety features, and user-centric design makes Emerson 480V systems an ideal choice for businesses looking to enhance their electrical infrastructure.

In summary, Emerson 480V power systems are a leading solution for industrial power distribution, characterized by their scalability, smart technology integration, energy efficiency, robust build quality, and user-friendly operation. These attributes make them a valuable investment for any organization aiming to improve its electrical management and operational performance.