Liebert Distribution Monitoring LDM User Manual

AC PowerFor Business-Critical Continuity™Liebert Distribution Monitoring (LDM)User Manual

Major Components63.3 Large Interface Board (LIB)The LIB provides the voltage attenuators for Square D I-Line panelboard voltages. The LIB monitors the

Installation74.0 INSTALLATIONThis section provides instructions for installing and connecting Liebert LDM current transformers. If service needs to be

Installation84.2 Installing a Solid-Core Current TransformerThe CT for the panelboard main input circuit breaker is hard-wired to the connectors. Remo

Installation94.3 Connecting a Current Transformer to the PBVI BoardIf subfeed breakers are ordered with the unit, the phase CTs are installed and wire

Installation104.4 CT Table for PBVI BoardTable 2 shows the configuration of large branch circuit breakers and their CT assignments.Table 2 Wiring conf

Installation11Configuration 5: Four Modules With Six 3-Wire Subfeed Breaker CTsConnector P3 (A) Pins▼1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18Wire

Installation124.5 Connecting a Current Transformer to the LIB BoardLIB can monitor eight 5-wire output/subfeed breakers. Two LIB boards are provided t

Installation134.6 CT Table for LIBTables 3 and 4 show the CT assignments for 10 output breaker CTs and three subfeed breaker CTs with neutral and grou

Installation14Table 4 Wiring configuration for LIB2ConnectorTB1Pins 18 17 16151413121110987654321- + - + - + - + - +-+-+-+-+Wire Color B W B W B W B W

Operation155.0 OPERATIONThe Liebert LDM is a factory-installed option to provide monitoring of the main breaker, branch cir-cuit breakers and subfeed

Operation165.1 AlarmsThe Liebert LDM constantly monitors configured parameters for normal values. When the unit detects an alarm condition, it annunci

Operation175.2 Communication5.2.1 LDM Setup Port ConnectionUse the LDM Setup port to download and use the software from Liebert’s Web site for monitor

Operation185.3 Downloading the SoftwareThe Liebert LDM has three software tools for monitoring, configuration and firmware updates:• Monitoring - see

Operation195.4.2 Monitor Menu OptionsThe Monitor window has a menu bar at the top with a drop-down list of options for each menu. Table 7 summarizes t

Operation205.4.4 Main Breaker StatusThe Main Breaker Status area displays RMS current, percent load (PCT), total harmonic distortion (THD), crest fact

Operation215.5 Using the Configuration ToolThe Configuration tool allows users to set up breakers and view or change their parameters and alarm setpoi

Operation225.5.2 Main Configuration Window OverviewThe Configuration window shows breakers graphically in the left pane and associated breaker data at

Operation235.5.3 Load a Configuration File from DiskA previously saved configuration file—created by Emerson Network Power technical person-nel or sav

Operation245.5.6 Select Panel to ViewUp to two panelboards may be connected to the Liebert LDM (see 4.1.1 - Connecting Panelboards A and B). Each may

Operation255.5.8 Edit the Liebert LDM Unit PropertiesThe Unit properties box displays the name, DIP switch address and software address of the Liebert

iTABLE OF CONTENTSSAFETY INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Operation265.5.10 Edit the Breaker PropertiesThe Breaker Properties box displays the breaker name, rating, other parameters and alarm setpoints.To vie

Operation275.5.11 Add or Delete a Circuit BreakerAfter moving or removing circuit breakers in the panelboard, use the Configuration tool to add or del

Operation285.5.13 Adding a Subfeed BreakerTo add a 3-pole subfeed breaker circuit:• Run the Configuration program (see 5.5.1 - Starting the Configurat

Operation295.5.14 Delete a BreakerRemoving a breaker from the configuration is required after moving or removing circuit breakers in the panelboard. T

Operation305.6 Upgrading the FirmwareThe Flash program is used to upgrade the firmware on a Liebert LDM unit. It uses the service termi-nal port to er

Operation317. If the Liebert LDM unit is detected, a confirmation window appears. Click Yes to continue and proceed to Step 8. If the Liebert LDM unit

Operation329. The Upgrade Firmware window appears. Click the Download button to continue. 10. Wait for the firmware upgrade to complete. • The program

Specifications336.0 SPECIFICATIONSELECTRICALVoltage 120 - 240 VAC (-13% to +6%)Frequency 50 and 60HzControl Transformers Rating(Secondary Winding)1A f

Troubleshooting / FAQs347.0 TROUBLESHOOTING / FAQS1. How do I obtain the software necessary to monitor and configure the Liebert LDM?• The software pa

ii5.5 Using the Configuration Tool . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 215.5.1 Startin

EmersonNetworkPower.comEnsuring The High Availability0f Mission-Critical Data And Applications.Emerson Network Power, the global leader in enabling bu

1SAFETY INSTRUCTIONS!WARNINGAs with all types of electrical equipment, dangerous voltages exist within the equipment where the Liebert Distribution Mo

Glossary of Abbreviations21.0 GLOSSARY OF ABBREVIATIONSThe following abbreviations are used in this manual.BCB Branch Circuit Monitoring Control Board

Product Overview32.0 PRODUCT OVERVIEWThe Liebert Distribution Monitor (LDM) monitors the main panelboard circuit breaker and individual panelboard bra

Major Components43.0 MAJOR COMPONENTS3.1 Branch Circuit Monitoring Control Board (BCB)The BCB is the main processing and storage circuit board of the

Major Components53.2 Panel Board Voltage-Current Board (PBVI)The PBVI board monitors two panelboards and provides the voltage attenuators for the two