Lenovo 5594-5KX Installation And User Manual Download

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3U Rack or Tower UPS
RT5.0kVA and RT6.0kVA

Installation and User's Guide

Summary of Contents for 5594-5KX

Page 1: ...3U Rack or Tower UPS RT5 0kVA and RT6 0kVA Installation and User s Guide ...

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Page 3: ...3U Rack or Tower UPS RT5 0kVA and RT6 0kVA Installation and User s Guide ...

Page 4: ...he Environmental Notices and User Guide on the Lenovo Documentation CD that came with your product Copyright Lenovo 2015 LIMITED AND RESTRICTED RIGHTS NOTICE If data or software is delivered pursuant a General Services Administration GSA contract use reproduction or disclosure is subject to restrictions set forth in Contract No GS 35F 05925 Lenovo 2015 ...

Page 5: ...fficiency mode 30 Configuring Bypass settings 30 Bypass transfer out of tolerance 30 Interrupt time 30 Configuring battery settings 31 Retrieving the Event log 31 Retrieving the Fault log 31 Chapter 6 Communication 33 Communication ports 33 Connecting the RS232 or USB communication port 33 Relay output contacts 33 Remote On Off 34 Remote Power Off 34 Replacing the communication card 36 UPS Power M...

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Page 7: ...rodukt Lees voordat u dit product installeert eerst de veiligheidsvoorschriften Ennen kuin asennat tämän tuotteen lue turvaohjeet kohdasta Safety Information Avant d installer ce produit lisez les consignes de sécurité Vor der Installation dieses Produkts die Sicherheitshinweise lesen Prima di installare questo prodotto leggere le Informazioni sulla Sicurezza Copyright Lenovo 2015 v ...

Page 8: ...ou identify potential unsafe conditions in a Lenovo product that you are working on Each Lenovo product as it was designed and manufactured has required safety items to protect users and service technicians from injury The information in this section addresses only those items Use good judgment to identify potential unsafe conditions that might be caused by alterations or attachment of non Lenovo ...

Page 9: ...ith Guidelines for servicing electrical equipment Observe these guidelines when you service electrical equipment v Check the area for electrical hazards such as moist floors nongrounded power extension cords and missing safety grounds v Use only approved tools and test equipment Some hand tools have handles that are covered with a soft material that does not provide insulation from live electrical...

Page 10: ...ounding of components such as power supplies pumps blowers fans and motor generators do not service these components outside of their normal operating locations v If an electrical accident occurs use caution turn off the power and send another person to get medical aid Safety statements These statements provide the caution and danger information that is used in this documentation Important Each ca...

Page 11: ...L001 DANGER Hazardous voltage current or energy levels are present inside any component that has this label attached Do not open any cover or barrier that contains this label L001 Safety ix ...

Page 12: ...roduct to properly wired outlets v When possible use one hand only to connect or disconnect signal cables v Never turn on any equipment when there is evidence of fire water or structural damage v Disconnect the attached power cords telecommunications systems networks and modems before you open the device covers unless instructed otherwise in the installation and configuration procedures v Connect ...

Page 13: ...ted by local regulations In the United States Lenovo has a process for the collection of this battery For information call 1 800 426 4333 Have the Lenovo part number for the battery unit available when you call C004 C009 CAUTION or or The weight of this part or unit is between 18 and 32 kg 39 7 and 70 5 lb It takes two persons to safely lift this part or unit C009 C011 CAUTION or or The weight of ...

Page 14: ...22 CAUTION This product might be equipped with a hard wired power cable Ensure that a licensed electrician performs the installation per the national electrical code C022 xii Installation and User s Guide ...

Page 15: ...ed devices are not to be used as shelves or work spaces Do not place objects on top of rack mounted devices v Each rack cabinet might have more than one power cord Be sure to disconnect all power cords in the rack cabinet when directed to disconnect power during servicing v Connect all devices installed in a rack cabinet to power devices installed in the same rack cabinet Do not plug a power cord ...

Page 16: ...ed drawers This drawer is a fixed drawer and must not be moved for servicing unless specified by the manufacturer Attempting to move the drawer partially or completely out of the rack might cause the rack to become unstable or cause the drawer to fall out of the rack R001 part 2 of 2 Output power and ampere ratings Important Make sure that the power receptacle is near the equipment and is easily a...

Page 17: ...uipment and shall be easily accessible v Never install the system near liquids or in an excessively damp environment v Never let a foreign body penetrate inside the system v Never block the ventilation grates of the system v Never expose the system to direct sunlight or source of heat v If the system must be stored prior to installation storage must be in a dry place v The admissible storage tempe...

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Page 19: ... License Agreement for Machine Code This document is provided on the Lenovo Documentation CD and it contains the translated license agreement for the product v Warranty Information This multilingual document comes with the device and it contains information about the terms of the warranty Notices and statements The caution and danger statements in this document are also in the multilingual Safety ...

Page 20: ...mbol Materials Abbreviations Number in the symbols Polyethylene terephthalat PET 01 High density polyethylene HDPE 02 Polyvinyl chloride PVC 03 Low density polyethylene LDPE 04 Polypropylene PP 05 Polystyrene PS 06 Follow all local regulations for the disposal of packing materials Refer to the Lenovo Environmental Notices and User s Guide provided on the documentation CD End of life Lenovo will pr...

Page 21: ...quency independence and power generator compatibility v Advanced Battery Management ABM technology that uses advanced battery management to increase battery service life optimize recharge time and provide a warning before the end of useful battery life v Selectable High Efficiency mode of operation v Standard communication options one RS 232 communication port one USB communication port and relay ...

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Page 23: ...x 5 1 685 x 440 x 130 5594 6BX 150 68 25 4 x 17 3 x 5 1 645 x 440 x 130 Rack installation Tower installation Shipping bracket kit If you are shipping the UPS and its associated EBMs preinstalled in a rack you must use the shipping bracket kit to prevent damage during shipment The kit is available from Lenovo Refer to the instructions in the kit to install the brackets Copyright Lenovo 2015 5 ...

Page 24: ...r for automatic recognition of an additional battery module Connector for remote Power Off RPO control Slot for UPS Network Management Card Connector for additional battery modules Primary group 16A outlets for connection of critical equipment Group 1 4 10A programmable outlets for connection of equipment Group 2 4 10A programmable outlets for connection of equipment Input Output terminal blocks I...

Page 25: ...ion of critical equipment Group 1 4 10A programmable outlets for connection of equipment Group 2 4 10A programmable outlets for connection of equipment Input Output terminal blocks Figure 3 5594 6BX Connectors for battery modules to the UPS or to the other battery modules Connectors for automatic recognition of battery modules Accessories Part number Description 55946BX Extended Battery Module Con...

Page 26: ... is on Battery mode Orange On The UPS is on Bypass mode Red On The UPS has an active alarm or fault See Chapter 8 Troubleshooting on page 43 for additional information LCD description After 5 minutes of inactivity the LCD displays the screen saver The LCD backlight automatically dims after 10 minutes of inactivity Press any button to restore the screen 8 Installation and User s Guide ...

Page 27: ...the equipment Battery mode 1 beep every 10 seconds A utility failure has occurred and the UPS is on Battery mode The UPS is powering the equipment with the battery power Prepare your equipment for shutdown End of backup time 1 beep every 3 seconds The UPS is on Battery mode and the battery packs are running low This warning is approximate and the actual time to shut down might vary significantly D...

Page 28: ...at power usage Wh since date Control Go to Bypass Transfers the UPS on Bypass mode Start battery test Starts a manual battery test Reset fault state Clears active fault Restore factory settings Returns all settings to original values Reset average power Clears power usage measurements Reset cumul power Clears cumulated power usage measurement Dry contacts test Tests dry contact relay outputs Setti...

Page 29: ..._name Select the desired language from the list Menus status notices and alarms UPS fault Event Log data and settings are in all supported languages English User selectable when UPS is powered for the first time Date time Format International US US LCD Modify LCD screen brightness and contrast to be adapted to room light conditions Audible alarm Enabled Disabled on battery Always disabled Enable o...

Page 30: ...esis Sets input voltage hysteresis from 1 to 10V 10V High Efficiency mode Enabled Disabled Power the output from Bypass for high efficiency Disabled Bypass transfer Transfer if BP AC NOK Enabled Disabled Allow transfer on Bypass out of tolerance Disabled Interrupt time If Bypass transfer is enabled Interrupt time 10ms 20ms Define break duration when transfer on Bypass 10ms Overload prealarm 10 102...

Page 31: ...Disabled shutdown sequence will not complete and restart will occur immediately Enabled Auto restart Enabled Disabled Authorize the product to restart automatically when mains recovers after a complete battery discharge Enabled Auto start Enabled Disabled The UPS automatically starts up as soon as mains power is available no need to press the button Disabled Energy saving Disabled 100W 1000W If En...

Page 32: ...F immediately after UPS is OFF If Enabled LCD and communication stays ON 1h 30 min after UPS is OFF Enabled Remote command Enabled Disabled If Enabled shutdown or restart commands from software are authorized Enabled Bypass standby Enabled Disabled Define if output is powered from Bypass in Standby mode Disabled 14 Installation and User s Guide ...

Page 33: ...battery level 0 100 If set automatic restart will occur only when percentage of battery charge is reached 0 Battery charge mode ABM cycling Constant charge ABM cycling External battery Auto detection Manual EBM set Manual battery set No battery Auto detection Using standard EBM UPS detects automatically the number of EBM connected Deep discharge protection Yes No If set to Yes the UPS automaticall...

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Page 35: ...entative Unpacking the unit About this task Important Unpacking the unit in a low temperature environment might cause condensation to occur in and on the unit Do not install the unit until the inside and outside of the unit are absolutely dry hazard of electric shock Procedure 1 Unpack the equipment and remove all packing materials and the shipping carton Note Do not lift the UPS or EBM from the f...

Page 36: ...onal items are included with the UPS Rail kit for 19 inch enclosures Cable gland for Input Output connection UPS Network Management Card RS232 communication cable USB communication cable Screwdriver 2 cable lockers for 16A outlets 2 cable lockers for 10A outlets 2 IEC 10A cables Documentation and software kit 2 supports for the upright tower position v Verify that the following additional items ar...

Page 37: ... time Use the UPS instructions to install both the UPS and the EBM If you ordered other UPS accessories refer to specific user manuals to check the packing contents Connecting the internal battery pack About this task Note Do not make unauthorized changes to the UPS otherwise damage might occur to your equipment and void your warranty Do not connect the UPSto utility power until installation is co...

Page 38: ...cern 4 Connect the two battery pack connectors together 5 Screw back the metal protection cover and the front bezel then clip the center cover Connecting the EBM s About this task Note A small amount of arcing might occur when connecting EBMs This is normal and will not harm personnel Insert the EBM cable into the battery connector quickly and firmly Procedure 1 Plug the EBM power cable s into the...

Page 39: ...o screws to open the left side of the front bezel 3 Remove the two screws to pull out the metal protection cover of the battery pack Note A ribbon cable connects the LCD control panel to the UPS Do not pull on the cable or disconnect it 4 Pull out the plastic handle of the battery pack and slide the packs out slowly on to a flat and stable surface Use two hands to support the battery packs Set the...

Page 40: ...nstallation and servicing Procedure Follow steps 1 to 4 in the illustration for module mounting on the rails The rails and necessary hardware are supplied by Lenovo Tower installation About this task To install the unit in a tower configuration Procedure 1 Place the UPS on a flat stable surface in its final location 2 Always keep 150 mm of free space behind the UPS rear panel 3 If installing addit...

Page 41: ...t of the angle of vision of the LCD panel Installing the communication card About this task Follow these steps to install the UPS Network Management Card if it is not preinstalled Note It is not necessary to shut down the UPS before installing the card Chapter 3 Installation 23 ...

Page 42: ...nd cable cross sections 1 Recommended upstream protection UPS power rating Upstream circuit breaker 5000VA D curve 30A 6000VA D curve 30A 2 Recommended cable cross sections Terminal position Wire function Terminal wire size rating Minimum input wire size Tightening torque L1 Phase 4 16 mm2 12 6 AWG 6 mm2 10 AWG 105 C 10 mm2 8 AWG 75 C 10 lb in 1 13 Nm N L2 Neutral Ground Copper wire solid or stran...

Page 43: ...irst Important Before connecting the HotSwap MBP to the UPS make sure the UPS has been properly shut down Always connect the ground wire first Access to terminal blocks Procedure 1 Remove the terminal blocks cover one screw 2 Punch the knockouts and insert the cables conduits inside Important High leakage current An earth connection is essential before connecting to the power supply Input Output c...

Page 44: ...Connect the three cables to the Normal AC source terminal blocks 3 Insert the Output cable through the cable gland 4 Connect the three cables to the Output terminal blocks 5 Put back and secure the terminal blocks cover with the screw 6 Tighten the cable glands 26 Installation and User s Guide ...

Page 45: ...front panel for at least 3 seconds The UPS front panel display changes status to UPS starting 7 Check the UPS front panel display for active alarms or notices Resolve any active alarms before continuing See the Troubleshooting section If the indicator is on do not proceed until all alarms are clear Check the UPS status from the front panel to view the active alarms Correct the alarms and restart i...

Page 46: ...e UPS indicators See Control panel on page 7 Operating modes descriptions Online mode When the UPS is operating from utility power the UPS is in Online mode the indicator illuminates solid The UPS monitors and charges the battery packs as needed and provides filtered power protection to your equipment High Efficiency and Energy Saving settings take the UPS out of online mode to minimize heat contr...

Page 47: ...isted in the Specifications section However the UPS remains on to alarm the fault Standby mode When the UPS is turned off and remains connected to the AC source the UPS is in Standby mode indicator Depending if Bypass Standby setting is enabled the output is powered but not protected The battery packs recharge when necessary and the communication ports are powered Operating modes summary The follo...

Page 48: ...en the UPS will remain in Online mode To set High Efficiency mode Procedure 1 Put the UPS on Bypass press any button to activate the menu options select Control Go to Bypass 2 Then press Escape and select Settings In Out settings High Efficiency mode 3 Select Enabled and Enter to confirm The UPS goes into Bypass mode and transfers to Battery mode in the event utility power fails Configuring Bypass...

Page 49: ...attery capacity goes below 20 This threshold can be modified using the LCD panel External battery setting The number of Extended Battery Modules EBMs is automatically detected or it can be set manually using the LCD panel see External battery in User settings on page 11 Deep discharge protection This setting is recommended to avoid damaging the battery packs The warranty is void if deep discharge ...

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Page 51: ...232 or USB communication cable to the serial or USB port on the computer equipment 2 Connect the other end of the communication cable or to the RS232 or USB communication port on the UPS Results The UPS can now communicate with Lenovo power management software Relay output contacts The UPS incorporates four relay outputs each one is available with a normally closed or open contact Copyright Lenovo...

Page 52: ...Vac 5A Remote On Off Remote On Off allows remote control of the power button to switch the UPS on and off Normally open When contact changes from open to closed the UPS is switched on or stays on When contact changes from closed to open the UPS is switched off or stays off Note On Off control using the power button has priority over the remote control Remote Power Off RPO is used to disable the UP...

Page 53: ...activated Note Leave the RPO jumper wire installed in the RPO port on the UPS if the RPO function is not needed RPO connections Normally closed Normally open Terminal wire size rating is 0 32 4 mm2 22 12 AWG Remote control connection and test 1 Ensure that the UPS is shut down and the utility power is disconnected 2 Remove the RPO connector from the UPS by loosening the screws 3 Connect a normally...

Page 54: ... two screws UPS Power Management suite The UPS ships with the UPS Power Management suite It operates on a computer running Windows or Linux plugged into the UPS output To begin installing see the UPS Power Management suite CD The UPS Power Management suite provides real time graphics of UPS power data It also gives you a complete record of critical power events and it notifies you of important UPS...

Page 55: ... period recharge the battery packs every 6 months by connecting the UPS to utility power The EBM will charge to 90 capacity in less than 3 hours However the battery packs should be allowed to charge for 48 hours after long term storage Check the battery recharge date on the shipping carton label If the date has passed and the battery packs were never recharged do not use them Contact your service ...

Page 56: ... of battery packs is required Refer to your local codes for disposal requirements v Never dispose of batteries in a fire Batteries might explode when exposed to flame v Do not open or mutilate batteries Released electrolyte is harmful to the skin and eyes and can be extremely toxic v Determine if the battery pack is inadvertently grounded If inadvertently grounded remove source from ground Contact...

Page 57: ...stic handle of the battery pack and slide the pack out slowly on to a flat and stable surface Use two hands to support the battery pack See Recycling the used equipment on page 41 for proper disposal 5 Verify that the replacement batteries have the same rating as the batteries being replaced 6 Slide the new battery pack into the UPS Push the battery pack firmly to ensure a proper connection 7 Scre...

Page 58: ...and will not harm personnel Insert the EBM cable into the battery connector quickly and firmly 3 Plug the EBM cable s into the battery connector s Up to four EBMs can be connected to the UPS 4 Verify that the EBM connections are tight and that adequate strain relief exists for each cable 5 Connect the battery detection cable s to the connector of the UPS and of the EBM s Testing a new battery pack...

Page 59: ...atteries in a fire or expose them to temperatures higher than 100 C 212 F Battery packs might explode v Do not open or mutilate the batteries Released electrolyte is harmful to the skin and eyes It can be toxic v Dispose of the battery as required by local ordinances or regulations Do not discard waste electrical or electronic equipment WEEE in the trash For proper disposal contact your local recy...

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Page 61: ...ed LED recorded in the Fault log and displayed on the LCD with a specific message box Example Out short circuit Use the following troubleshooting chart to interpret alarm conditions Alarms and faults To check the Event log or Fault log 1 Press any button on the front panel display to activate the menu options 2 Press the button to select Event log or Fault log 3 Press Enter to review the selected ...

Page 62: ...The battery test is failed because of a bad battery pack because the battery pack is not connected battery pack or because the battery minimum voltage is reached in Advanced Battery Management ABM cycling mode Verify that all battery packs are properly connected Start a new battery test if the condition persists contact your service representative The UPS does not provide the expected backup time ...

Page 63: ... operation when the temperature drops 5 C below the warning level If the condition persists shut down the UPS Clear vents and remove any heat sources Allow the UPS to cool Ensure the airflow around the UPS is not restricted Restart the UPS If the condition continues to persist contact your service representative The UPS does not start A utility power failure has occurred an upstream circuit breake...

Page 64: ...ion ready when you call for service v Equipment type and model number v Serial number v Firmware version number v Date of failure or problem v Symptoms of failure or problem v Customer address and contact information If repair is required you will be given a Returned Material Authorization RMA number This number must appear on the outside of the package and on the Bill Of Lading if applicable Use ...

Page 65: ...r 2 customer replaceable unit You may install a Tier 2 CRU yourself or request Lenovo to install it at no additional charge under the type of warranty service that is designated for your compute node For information about the terms of the warranty and getting service and assistance see the Warranty Information document Table 2 Parts listing table UPS units Description Type Part No 55945KX 55946KX ...

Page 66: ...e 3 Parts listing table Extended battery module continued Description Type Part No 55946BX Tower pedestal feet Tier 1 CRU 00FP825 x Ship Bracket for 9PX Tier 1 CRU 00FP827 x 48 Installation and User s Guide ...

Page 67: ...c 5000 6000VA Table 6 Electrical input Nominal frequency 50 60Hz auto sensing Frequency range 50Hz 40 60Hz before transfer to battery 60Hz 50 70Hz before transfer to battery Bypass voltage range 20 15 of nominal value default Noise filtering MOV for normal and common mode noise Table 7 Electrical input models Model Default input Voltage Current Selectable input Voltage range Voltage at 100 Load 55...

Page 68: ... mode after 10s 150 load transfers to Bypass mode after 500ms Output overload Bypass mode 100 125 no alarm 125 150 UPS shuts down after 1 minute 150 UPS shuts down after 1s Voltage waveform Sinewave Harmonic distortion 2 THDV on linear load 5 THDV on non linear load Transfer time Online mode 0 ms no break High Efficiency mode 10ms maximum due to loss of utility Power factor 0 9 Load crest ratio 3 ...

Page 69: ...mensions D x W x H mm inch Weight lb kg 5594 5KX 722 x 440 x 130 28 4 x 17 3 x 5 1 106 48 5594 6KX 685 x 440 x 130 27 0 x 17 3 x 5 1 106 48 Table 13 Weights and dimensions EBM Model EBM Dimensions D x W x H mm inch Weight lb kg 5594 6BX 645 x 440 x 130 25 4 x 17 3 x 5 1 150 68 Table 14 Environmental and safety standards EMC certifications IEC EN 62040 1 2008 IEC EN 62040 2 2006 Cat C2 IEC EN 62040...

Page 70: ...humidity 0 to 95 no condensing Operating altitude Up to 3 000 meters 9 843 ft above sea level with 10 derating per 1000m Transit altitude Up to 10 000 meters 32 808 ft above sea level Audible noise 45 dBA at 1 meter typical Table 15 Battery Internal batteries EBMs Rack Tower configuration 5000 6000VA 180Vdc 5594 6BX 180Vdc Type Sealed maintenance free valve regulated lead acid with minimum 3 year ...

Page 71: ...agement Card Communication ports RS 232 DB9 1200 19200 bps USB 19200 bps Relay output contacts 4 relay outputs normally open or normally closed Remote On Off 2 pins jumper normally open Remote Power Off 3 pins jumper normally open or normally closed Appendix A UPS model specifications 53 ...

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Page 73: ...e firmware and operating system device drivers for your Lenovo product The Lenovo Warranty terms and conditions state that you the owner of the Lenovo product are responsible for maintaining and updating all software and firmware for the product unless it is covered by an additional maintenance contract Your service technician will request that you upgrade your software and firmware if the problem...

Page 74: ...or using the diagnostic programs The troubleshooting information or the diagnostic programs might tell you that you need additional or updated device drivers or other software Lenovo maintains pages on the World Wide Web where you can get the latest technical information and download device drivers and updates To access these pages go to http www ibm com supportportal Getting help and information ...

Page 75: ...ort Line and other IBM services see http www ibm com services or see http www ibm com planetwide for support telephone numbers In the U S and Canada call 1 800 IBM SERV 1 800 426 7378 Hardware service and support IBM is Lenovo s preferred service provider for the System x Flex System and NeXtScale System products You can receive hardware service through your Lenovo reseller or from IBM To locate a...

Page 76: ...IBM Taiwan Corporation 3F No 7 Song Ren Rd Taipei Taiwan Telephone 0800 016 888 58 Installation and User s Guide ...

Page 77: ...es in certain transactions therefore this statement may not apply to you This information could include technical inaccuracies or typographical errors Changes are periodically made to the information herein these changes will be incorporated in new editions of the publication Lenovo may make improvements and or changes in the product s and or the program s described in this publication at any time...

Page 78: ... variable read rate Actual speeds vary and are often less than the possible maximum When referring to processor storage real and virtual storage or channel volume KB stands for 1 024 bytes MB stands for 1 048 576 bytes and GB stands for 1 073 741 824 bytes When referring to hard disk drive capacity or communications volume MB stands for 1 000 000 bytes and GB stands for 1 000 000 000 bytes Total u...

Page 79: ...iewed or used as definitive limits because numerous other factors such as temperature or moisture content of the air can influence the impact of particulates or environmental corrosives and gaseous contaminant transfer In the absence of specific limits that are set forth in this document you must implement practices that maintain particulate and gas levels that are consistent with the protection o...

Page 80: ...rsuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equi...

Page 81: ...t Dieses Produkt entspricht den Schutzanforderungen der EU Richtlinie 2004 108 EG früher 89 336 EWG zur Angleichung der Rechtsvorschriften über die elektromagnetische Verträglichkeit in den EU Mitgliedsstaaten und hält die Grenzwerte der EN 55022 Klasse A ein Um dieses sicherzustellen sind die Geräte wie in den Handbüchern beschrieben zu installieren und zu betreiben Des Weiteren dürfen auch nur v...

Page 82: ...verfahren ist nach Paragraph 9 EMVG in Verbindung mit der entsprechenden Kostenverordnung Amtsblatt 14 93 kostenpflichtig Anmerkung Um die Einhaltung des EMVG sicherzustellen sind die Geräte wie in den Handbüchern angegeben zu installieren und zu betreiben Japan VCCI Class A statement This is a Class A product based on the standard of the Voluntary Control Council for Interference VCCI If this equ...

Page 83: ...uipment for business Type A Sellers and users need to pay attention to it This is for any areas other than home Russia Electromagnetic Interference EMI Class A statement People s Republic of China Class A electronic emission statement Taiwan Class A compliance statement Appendix C Notices 65 ...

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Page 85: ...which the load is supplied directly by the Bypass AC source if it is within the tolerances defined by the user This mode eliminates the double conversion which reduces the consumption of electrical power but introduces a switching delay Load Devices or equipment connected to the UPS output Low battery warning A battery level indicating that battery power is low and that action should be taken to p...

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Page 88: ...Part Number 00WA360 Printed in USA 1P P N 00WA360 ...

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