Emerson 10-30kVA installation manual Maintenance bypass control wire location

Page 34

Maintenance Bypass Cabinet

7.Connect the system input cables between the Maintenance Bypass Cabinet 'UPS Input' Busbars (A-B-C N terminals) and UPS input busbars (A-B-C N terminals) and tighten the connections to 44 lb-in. (5 N-m) (M6 bolt).

8.Connect the system outnput cables between the Maintenance Bypass Cabinet 'UPS Output' Busbars (A-B-C N terminals) and UPS output busbars (A-B-C N terminals) and tighten the connections to 44 lb-in. (5 N-m) (M6 bolt).

9.Connect supplied control wire to X3 on the Parallel (M3) board (see Figure 20).

! WARNING

The control wire must be installed to ensure proper operation of the system and fully protect the load when switching between bypass cabinet and UPS.

Figure 20

Maintenance bypass control wire location

 

 

 

 

 

 

X2

 

A M T :X

485+

 

Terminal Block Location

P2

485-

 

 

 

 

 

 

 

 

 

 

 

 

 

X3

 

 

 

 

 

DBS

 

 

1

X2

P1

 

 

NOTE

For startup procedure, see the UPS operations and maintenance manual, SL-25210.

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Contents Liebert NX UPS Page Table of Contents UPS Specifications Maintenance Bypass CabinetOptions Figures Tables Important Safety Instructions Battery Cabinet Precautions Glossary of Symbols External Inspections Internal InspectionsPreliminary Checks UPS LocationSpecial Considerations for 1+N Systems Considerations in Moving the NXMechanical Considerations Final PositionCable Entry Floor InstallationClearances 10-30kVA UPSLiebert Maintenance Bypass CabinetOptional Cabinets Cable Rating Power CablingLug Size and Torque Requirements UPS Input Configuration Cabling GuidelinesCable Connections Input busbarsUPS Rectifier and Bypass Input Supply Safety GroundProtective Devices System OutputCommon Input Connections Cabling ProcedureOutput System Connections-Ensure Correct Phase Rotation Dual Input ConnectionsMonitor Board Features Internal UPS Battery ConnectionsControl Cables Dry Contacts Input Dry ContactsBCB Box Interface Maintenance Bypass Cabinet InterfaceMaintenance bypass cabinet interface BCB box interfaceOutput dry contact relays Output Dry ContactsEPO Input-Optional Firmware Before M200 EPO input contact relaysEPO wiring for firmware M200 or later Firmware M200 or LaterIntroduction SafetyUPS Batteries Connecting the Batteries External Battery Cabinet InstallationMatching Battery Cabinets Removable retainer Tray handle Insulated post for cablingBattery tray support Service shelf Top cable entry Battery trays BCB plate and BCBTop cable entry Batteries BCB plate Installation Considerations Front door note notched Battery tray supports attachTo interior surface of NX Ends of supportsConnecting the Battery Cabinet to the UPS Non-Standard BatteriesBypass Switch Normal UPS ModeCable Installation Bypass ModeMaintenance Mode Locating the CabinetPower Cable Installation Input/Output WiringMaintenance bypass control wire location Bolting Cabinets Together Line up cabinets so that mounting holes are alignedPerformance Requirements DBS Cable and SettingsLoad Bus Synchronization LBS CableFeatures of Parallel System Configuring Parallel System OperationGeneral Installing Parallel System Parallel Control Cables Parallel System Control Cables Power CablesInterconnecting Auxiliary Dry Contact CablesInput Distribution Normally Open EPO Normally Closed EPODimensions Battery Circuit Breaker BoxAvailable battery circuit breaker boxes Circuit BreakerBattery circuit breaker box connections Mechanical characteristics UPS Mechanical CharacteristicsEnvironmental characteristics Conformity and StandardsUPS Electrical Characteristics UPS terminalInput Rectifier Battery Manufacturers and ModelsDC Intermediate Circuit Bypass Input Bypass input Inverter OutputInverter output Time LoadInstallation Drawings Dimensions -top and bottom views Cable connections Battery 417mm 186mm 687mm Location of internal batteriesW505 to W504 W508 to W509 W501 3pcs W500 18pcs W506 to W507 W510 to W511 W502 to W503W504 to W505 W511 to W510 W507 to W506 W509 to W508 W503 to W502Refer to for key to interconnection Liebert -supplied interconnect wiringRun From Conductors Maintenance Bypass interconnection Liebert-supplied interconnect wiring Run From Conductors Cabinet TypeLineup detail-SlimLine distribution cabinet to NX Interconnect wiring-1+N Type a connection to NX Lineup detail-1+N Type a connection to NXInterconnect wiring-1+N Type A1 connection to NX Lineup detail-1+N Type A1 connection to NXInterconnect wiring-1+N Type B connection to NX Lineup detail-1+N Type B connection to NXInterconnect wiring-1+N Type B1 connection to NX Lineup detail-1+N Type B1 connection to NXInterconnect wiring-1+N Type C connection to NX Lineup detail-1+N Type C connection to NXInterconnect wiring-1+N Type C1 connection to NX Lineup detail-1+N Type C1 connection to NXInterconnect wiring-1+N Type D connection to NX Lineup detail-1+N Type D connection to NXUPS Initial Torque Annual Torque Battery In-lb N-m Torque specificationsBattery torque rating Lug Size and Torque RequirementsCurrent CB Size a Maintenance bypass cabinet electrical data single inputCurrent Rating a OCP CB Size a Maintenance bypass cabinet electrical data dual input Current Rating a CB Size aMulti-module bypass cabinet electrical data 200A E00, FR0 208 104 125 250 400 MR1 208 280 400 222 300 210 250 167 225 140 175 111 150 Maintenance bypass cabinet lug sizes Maintenance Bypass Cabinet weights Battery cabinet physical characteristicsMaintenance Bypass Cabinet Style, lb. kg Rating Cable Lengths Floor to Connection Point Inside UPS Maintenance bypass cabinet dimensionsMulti-module paralleling cabinet dimensions Distance to connection points on the NX UPSSpecifications and Technical Data Specifications and Technical Data Page Tin NetIti That
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10-30kVA specifications

The Emerson 10-30 kVA, 208V uninterruptible power supply (UPS) solution is a robust system designed to provide reliable power protection for critical applications in commercial and industrial settings. This UPS is ideal for safeguarding IT equipment, communication systems, and other sensitive electronics against power disturbances and interruptions.

One of the standout features of the Emerson 10-30 kVA UPS is its modular design, allowing for flexibility and scalability. This means that as the power needs of a facility grow, the UPS can be easily expanded without requiring a complete system overhaul. This modularity contributes to a more efficient use of resources and minimizes operational costs.

The UPS also incorporates advanced technologies such as double-conversion online architecture, which provides the highest level of power quality. This technology ensures that the output power is consistently clean and stable, effectively eliminating harmful voltage fluctuations and frequency variations. Consequently, connected load receives a pure sine wave output, preventing potential damage or operational issues with sensitive equipment.

Another key feature is the high efficiency rating of the Emerson UPS, which exceeds 95 percent in typical operating conditions. This high efficiency translates to reduced energy costs and a smaller carbon footprint, aligning with modern sustainability goals. The cooling system is designed to be efficient as well, ensuring optimal performance while maintaining a compact footprint.

The user-friendly interface enhances operability, featuring an intuitive LCD display that allows for easy monitoring of critical power parameters. Users can access real-time data related to battery health, load levels, and operational status, which aids in effective management of the power supply.

Battery management is another critical aspect of the Emerson UPS. It employs advanced battery management technologies to ensure optimal battery life and performance. Features such as intelligent battery testing and monitoring help predict potential battery failures before they occur, allowing for proactive maintenance and minimized downtime.

In summary, the Emerson 10-30 kVA, 208V UPS offers a combination of modularity, high efficiency, advanced technologies, and effective power management features that cater to the demanding needs of critical applications. With its reliable performance and user-friendly operation, this UPS solution is an excellent choice for organizations looking to protect their valuable equipment from power disturbances.
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