DELL PowerEdge 210-38756 uninterruptible power supply (UPS)
Contents
1. Figure 27 Removing the UPS Front Cover 4 Disconnect the internal battery connectors see Figure 28 Figure 28 Disconnecting the Internal Battery Connector 60 UPS Maintenance 5 Replace the UPS front cover see Figure 29 Figure 29 Replacing the UPS Front Cover Storing the UPS and Batteries If you store the UPS for a long period recharge the battery every 6 months by plugging the UPS into a power outlet The batteries charge to 90 capacity in approximately hours However it is recommended that the batteries 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 batteries were never recharged do not use the UPS Contact your service representative When to Replace Batteries When the status summary screen displays the UPS fault icon with the Service Battery alarm and the audible alarm sounds continuously the batteries may need replacing Contact your service representative to order new batteries Z NOTE With the user replaceable battery feature UPS batteries can be replaced easily without turning the UPS off or disconnecting the load UPS Maintenance 61 Testing Batteries For a battery test to run The batteries must be fully charged The UPS must be in Normal mode or High Efficiency mode with no active alarms The load must be higher than 10 To test batteries 1 22. Load Segments Load segment 1 on off Load segment 2 on off These on off commands override automatic load segment on off controls made by the Automatic Start Delay and Automatic On Battery Shutdown settings See Configuring Load Segments on page 50 Restore Factory Settings Restore Factory Settings yes no Available only in Standby mode Restoring the factory settings e Returns all user configurable EEPROM settings to default factory settings e Resets all pending on off commands e Clears the Event Log and resets all time stamps e Resets the battery test status e Initiates the Self Diagnostics test Operation 41 Identification The identification screens display the following UPS information e Type and model e Part number e Serial number e UPS firmware e Network Management Card NMC firmware K NOTE The NMC firmware screen displays only if the NMC is installed See Dell Network Management Card on page 57 42 Operation Settings Only available options are displayed User settings are not protected by default You can enable the password through the User Password setting Table 6 displays the options that can be changed by the user Table 6 Settings Description Available Settings Default Setting Change Language English French German Spanish Japanese English Simplified Chinese Russian Korean Traditional Chinese User Password Enabled
3. Resolve the condition then restart the test The UPS does not transfer to Bypass mode The bypass utility does not qualify Check the bypass utility The UPS is receiving bypass utility power that may be unstable or in brownout conditions Bypass mode is disabled Check that the Bypass settings are configured correctly See Settings on page 43 UPS on Bypass Notice 169 Continuous Alarm The UPS is operating from Bypass mode The equipment transferred to bypass utility power Battery mode is not available and your equipment is not protected however the utility power continues to be passively filtered by the UPS Check for one of the following alarms overtemperature overload or UPS failure On Manual Bypass Notice 143 Intermittent Alarm UPS was manually commanded to transfer to Bypass mode and will remain in bypass until commanded None UPS on Battery Notice 168 Intermittent Alarm A utility failure has occurred and the UPS is in Battery mode The UPS is powering the equipment with battery power Prepare your equipment for shutdown Battery Disconnected Alarm 199 Continuous Alarm The UPS does not recognize the internal batteries If the condition persists contact your service representative Battery voltage is lower than the batteries disconnected level defined for this UPS This may be due to a blown fuse intermittent battery connection
4. Description Available Settings Default Setting Bypass Voltage Low Limit 6 7 20 of nominal 15 of nominal The Bypass operation is disabled if the measured bypass voltage level is below the nominal output voltage 15 NOTE The Qualify Bypass setting may overrule the Bypass Voltage Low Limit setting Bypass Voltage High Limit 6 7 20 of nominal 10 of nominal The Bypass operation is disabled if the measured bypass voltage level is above the nominal output voltage 10 NOTE The Qualify Bypass setting may overrule the Bypass Voltage High Limit setting Qualify Bypass Always Never Bypass Disabled Always If Always Bypass operation is allowed when e Bypass voltages gt the value set for Bypass Voltage Low Limit e Bypass voltages lt the value set for Bypass Voltage High Limit e Bypass frequency gt nominal frequency 3 Hz e Bypass frequency lt nominal frequency 3 Hz e Inverter is synchronized with Bypass when unsynchronized transfers are disabled by the value set for Unsynchronized Transfers If Never Bypass operation is always allowed voltage and frequency limits are not in use If Bypass Disabled Bypass operation is prohibited Synchronization Window Syne Disabled 0 5 Hz 1 0 Hz 1 5 Hz 3 0 Hz 2 0 Hz 2 5 Hz 3 0 Hz If 3 0 Hz on inverter operation the inverter tries to synchronize with the Bypass when the Bypass fr
5. Enabled Disabled See Running Automatic Battery Tests on page 54 Enabled Reset Peak Consumption Watts No Yes If No no action If Yes the Peak Consumption Watts value is cleared and the date and time stamp for this statistic is set to the current date and time No Reset Cumulative Consumption kWh No Yes If No no action If Yes the Cumulative Consumption kWh value is cleared and the date and time stamp for this statistic is set to the current date and time 46 Operation Table 6 Settings continued Description Available Settings Default Setting Reset Peak Headroom Watts No Yes No If No no action If Yes the Peak Headroom Watts value is cleared and the date and time stamp for this statistic is set to the current date and time Clear Event Log The number after Total events shows how many events are currently stored in the log Press the W button for one second to reset the event count to zero and clear the log LCD Contrast 5 4 3 21 1 0 1 2 3 0 4 5 The LCD Contrast is adjustable and the valid range is from 5 to 5 This range covers the maximum adjustment for contrasting the background with the text in the visual display of the control panel Transferring the UPS Between Modes Transferring between modes includes e Transferring from Normal to Bypass mode e Transferring from Bypass to Nor
6. Configuring Battery Settings 0c ccc cee cee ee eens 53 Configuring the UPS for an EBM 0 c cece e eee eee 53 Running Automatic Battery Tests 62 00 cece eee eee 54 Configuring Automatic Battery Tests 0000 cece eee eee 54 Configuring Automatic Restart 00 c cece eee eee eee 54 Additional UPS Features RS 232 and USB Communication Ports 00000 e eee ee cence 55 Dell Network Management Card Optional 005 57 Dell UPS Management Software 0 ccc cece cece eee eeaes 58 6 UPS Maintenance UPS and Battery Care 0 c ccc cece cence ete eeaes 59 Transporting the UPS 0 c cece eee eee ees 59 Storing the UPS and Batteries 000 ccc cece eee eee 61 When to Replace Batteries 2 0000 cece eee eee eee 61 Testing Batteries cois corante dp ee i ee ee ae ee 62 Updating the UPS Firmware 0 20 c cece eee renee 62 7 Specifications 8 Troubleshooting Accessing Alarms and Conditions 000cce cece cece acne 67 UPS Status Menu 0 0 cece eee eee teens 67 Event Log Menu wis c c ceed Sadie ees ee oad Rd ce ee a ode 68 Typical Alarms and Conditions 0 0 cece eee eee ees 68 Silencing the Alarm 0 0000s cece eee cence eee ene E 72 Table of Contents Introduction The Dell Online Rack uninterruptible power system U
7. including the status summary screen Operation 35 Screen Locked To lock a screen press the W button The current view stays locked and does not automatically return to the default screen after time out When the screen is locked the image of a key appears on the UPS status summary screen just to the left of the status icon See Figure 24 Pushing any button returns the normal button function unlocks the screen and removes the lock symbol Input 220 60 Bg Output 220 60 1000 100min y Figure 24 A Locked Screen Only screens that have dynamic real time data updates can be locked Applicable screens include the status summary screen measurement screens active alarms and the battery status screen UPS Status The UPS status provides separate screens for the following information e Status summary including mode and load e Notice or alarm status if any are present e Battery status including state and charge level See Table 3 for examples of the UPS status summary screens The status icon in the upper right corner of each status summary screen conveys the UPS status or mode Basic operating modes include e Normal mode e High efficiency mode e Battery mode e Bypass mode Standby mode 36 Operation Table 3 Status Summary Screens Status Summary Screen Description e990 G0 Output 220 60 1000 50 100min n _ UPS Critical Failure The UPS is in Fault m
8. indicating that the UPS is operating normally and any loads are powered Starting the UPS on Battery Z NOTE Before using this feature the UPS must have been powered by utility power with output enabled at least once K NOTE Utility power cannot be present at startup To start the UPS on battery 1 Press the l button on the UPS front panel until the UPS beeps The UPS front panel display illuminates and the UPS begins the startup sequence The UPS cycles through Standby mode to Battery mode The Battery mode icon displays on the UPS status summary screen The UPS supplies power to your equipment K NOTE The UPS does not assume the load if you press the button less than three seconds N Press the gt button to check for active alarms or notices Ignore the UPS on Battery notice and notices that indicate missing utility power Resolve other active alarms before continuing See Troubleshooting on page 67 After correcting the alarms restart if necessary You can prevent a battery start requiring utility power at the next startup by simultaneously pressing the lt and gt buttons for three seconds Battery start can be disabled See the Start on Battery setting on page 44 UPS Shutdown To shut down the UPS 1 Press the l button on the front panel for three seconds The UPS begins to beep The UPS transfers to Standby mode K NOTE Releasing the 0 button before three seconds returns the UPS to i
9. Battery Status Screen Description Battery charging Batteries are charged in constant current mode Battery floating Batteries are charged in constant voltage mode Battery resting Batteries are connected but are not being charged or discharged This is part of the normal charging cycle Battery discharging Batteries are discharging Battery disconnected Batteries are unavailable because they are disconnected Charger disabled The battery charger is off You can enable the Charger setting from the Settings menu see page 46 Event Log The Event Log holds up to 50 events You can scroll through the event screens beginning with the most recent event Z NOTE The date format is dependent on the language selection The first row of each event screen contains the date MM DD YYYY and time hh mm ss at which the event occurred The second row contains the type of event and code The event description begins on the third row and may continue to the fourth row The bottom right corner of the event screen displays two numbers an ordering number of the event in the log followed by the total number of events in the log If there are no events in the log the event screen displays No events in log See Retrieving the Event Log on page 49 Operation 39 Measurements The measurements screens provide useful measurement information on 40 Output watts VA current power factor voltage and frequency Inp
10. Event Log menu using the gt button 2 Click the Y button to enter the Event Log list 3 Scroll through the listed events notices and alarms using the gt or lt button Typical Alarms and Conditions Table 15 describes typical alarms and conditions Table 15 Typical Alarms and Conditions Alarm or Condition Possible Cause Action The UPS does not provide or The batteries need charging or Apply utility power for 48 hours to charge the indicate the expected backup service batteries If the condition persists contact time your service representative Power is not available at the The UPS is in Standby mode Supply power to the connected equipment by UPS output receptacles pressing the On Off button until the front panel displays the UPS status summary screen The UPS does not start Power is not connected Check the power connections Also ensure The LCD is off that the battery is plugged in The UPS operates normally The equipment is not Verify that the equipment is plugged into the but some or all of the connected correctly to the UPS UPS receptacles Also verify that the load protected equipment is not segment is on on 68 Troubleshooting Table 15 Typical Alarms and Conditions continued Alarm or Condition Possible Cause Action Battery test did not run or was interrupted One of the conditions listed in Running Automatic Battery Tests on page 54 was not present
11. Plug the UPS into a power outlet for at least 48 hours to charge the batteries Press the lt button for one second to go to the main menu selection and scroll down to the Control menu using the gt button Press the W button to enter the Control menu Use the gt button to scroll to the Battery Test option Press the W button to start the battery test During the battery test the UPS transfers to Battery mode and discharges the batteries for 25 of the original expected runtime The front panel displays Battery test running and the percentage of the test completed The results display on the UPS front panel when complete Updating the UPS Firmware To keep the UPS firmware updated with the latest improvements and benefits visit www dell com for updates You can download the latest firmware version and the instructions for installing it 62 UPS Maintenance Specifications This chapter provides the following specifications e Model list e Dimensions and weights e Electrical input and output e Environmental and safety e Battery e UPS block diagram Table 9 UPS Model List 200V Model 208V Model 230V Models UPS Models DellR42000LHVUS 3750R OL K804N 3750W 3750R OL H952N 3750W 746FR 4200W 4200R OL J730N 4200W 4200R OL K805N 4200W External Battery 3750R and 4200R EBM J739N 192 Vde 30A Module EBM Table 10 Dimensions and Weights UPS Models EBM Model UPS Dimensions 438 0 x 171 5 x 80
12. or battery cable being disconnected Verify that all batteries are properly connected If the condition persists contact your service representative Low Battery Warning Alarm 56 Continuous Alarm Battery time remaining or battery capacity is lower than the battery low warning level defined for this UPS This warning is approximate The actual time to shutdown may vary depending on the UPS load and presence of an External Battery Module EBM Troubleshooting 69 Table 15 Typical Alarms and Conditions continued Alarm or Condition Possible Cause Action Shutdown Imminent Alarm 55 Continuous Alarm Communication to external devices stops because the UPS has entered a state where it may abruptly stop operating without further notice unless utility returns The alarm is issued when the battery time remaining reaches zero All connected devices should have already shut down gracefully Battery Test Failed Alarm 191 Intermittent Alarm A weak battery string was detected during the last battery test This is a warning notice Dell recommends that you replace the batteries soon Service Battery Alarm 149 Continuous Alarm A faulted battery string has been detected and as a result the charger is disabled Contact your service representative Utility Not Present Alarm 59 Intermittent Alarm tility level has fallen below the tility Not Present thre
13. or until low transfer to Fault mode after battery shutdown level 12 seconds 41 sec is reached Level 3 Load gt 110 Transfer to Bypass immediately Transfer to Fault mode Transfer to Fault mode If Bypass is not available transfer to Fault mode in 300 ms to l sec in 300 ms to 1 sec in 300 ms to sec Operation 49 Configuring Load Segments Load segments are sets of receptacles that can be controlled by the Dell UPS Management Software the Dell Network Management Card or through the LCD display providing an orderly shutdown and startup of your equipment For example during a power outage you can keep key pieces of equipment running while you turn off other equipment This feature allows you to save battery power Each Dell Online Rack model has two configurable load segments See Identifying the UPS Rear Panels on page 15 for the load segment locations To control the load segments with power management software see your power management software manual for details refer to the Software CD or www dell com for the latest information Controlling Load Segments Through the Display To control the load segments through the display 1 50 Press the lt button for one second to go to the main menu selection and scroll down to the Control menu using the gt button Press the W button to enter the Control menu Use the gt button to scroll to Load Segments Press the W button The current setting for the
14. 1 4 mm 438 0 x 127 0 x 735 0 mm I Hes 17 2 x 6 8 x 31 5 4U 17 2 5 0 x 29 0 3U Weights 66 0 kg 145 5 Ib 53 0 kg 116 8 Ib Specifications 63 Table 11 Electrical Input 200V Models 208V Models 230V Models Nominal Voltage 200 240V 200 220V 220 240V Voltage Range Engineering Specifications 160 286V auto sensing 155 255V auto sensing 160 286V auto sensing Nominal Frequency 50 60 Hz auto sensing 3 Hz Efficiency Normal mode gt 95 Noise Filtering Full time EMI RFI filtering Connections 4200W Hardwired 3750W 2m L6 30P 3750W Hardwired attached power cord 4200W Hardwired 4200W Hardwired Table 12 Electrical Output 200V Models 208V Models 230V Models Power Levels 4200W 3750W 3750W rated at nominal inputs 4200W 4200W Regulation Normal mode 6 to 6 of nominal voltage NOTE This varies based on auto detected input voltage or customer settings Regulation Battery mode Nominal Voltage 5 6 to 6 of nominal voltage NOTE This varies based on auto detected input voltage or customer settings Voltage Waveform Sine wave Output Receptacles 4200W 6 IEC 320 C13 3750W 2 L6 20R 20A 3750W 8 IEC 320 C13 10A for IEC 15A for UL 1 L6 30R 30A 10A for IEC 15A for UL 4 IEC 320 C19 16A for 2 IEC 320 C19 20A 2 IEC 320 C19 16A for 1 L6 30R 30A 4200W 6 IEC 320 C13 4 IEC 320 C19 20A 10A for IEC 15A for UL
15. 100 and is configurable from 10 to 100 in 10 increments through the LCD setting menu This allows customers to be alerted before the UPS has reached its rated capacity limits 100 Power Strategy Normal High Efficiency Converter See Setting Power Strategy on page 48 High Efficiency Automatic Start Delay Off Os 1s 2s 32767s See Configuring Load Segments on page 50 Os Automatic on Battery Shutdown Off Os Is 2s 32767s See Configuring Load Segments on page 50 Off Start on Battery Enabled Disabled NOTE Battery start is disabled from the factory and remains disabled until the UPS has been powered from utility and enters Standby mode After the UPS has been started once from utility the Start on Battery feature is automatically enabled After this is set by the user it remains set Enabled Battery Saving Mode Disabled 10 20 30 100 The UPS output is turned off in five minutes if the UPS is on battery and output power is below the selected level Disabled On Battery Notice Delay 0 1s 2s 99s The UPS issues a UPS on battery notice in the specified number of seconds after the UPS starts to discharge the batteries Os Site Wiring Fault Alarm Enabled Disabled Enabled for low voltage models Disabled for all other models 44 Operation Table 6 Settings continued
16. 100min a Normal Mode The UPS is operating in Normal mode from utility power The UPS monitors and charges the batteries as needed and provides filtered power protection to your equipment Input 220 60H Output 220 60 1000 50 100min g High Efficiency Mode The UPS is operating in High Efficiency mode Input 220 60 Output 220 60 1000 50 100min uul DO y Converter Mode The UPS is operating in Converter mode Input 220 60H Output 220 60 1000 100min a Standby Mode When the UPS is turned off and remains plugged into a power outlet the UPS is in Standby mode and utility power supplies the connected equipment The UPS is not supporting the load but is ready to assume the load on command The notice and alarm screens are visible only when notices or alarms are active There is a separate screen for each active notice or alarm If there are no active notices or alarms a No Active Alarms message appears in a single screen between the UPS status summary and the battery status screen If there are multiple notices or alarms scroll through each notice or alarm screen to reach the first battery status screen Z NOTE Events are not shown in status summary screens They appear only in the Event Log 38 Operation Table 4 describes the available battery status screens Only one battery status is available at a time Table 4 Battery Status Screens
17. 3 58 Additional UPS Features UPS Maintenance This chapter explains how to e Care for the UPS and batteries e Transport the UPS e Store the UPS and batteries e Test the batteries e Update the UPS firmware UPS and Battery Care For the best preventive maintenance keep the area around the UPS clean and dust free If the atmosphere is very dusty clean the outside of the system with a vacuum cleaner For full battery life keep the UPS at an ambient temperature of 25 C 77 F K NOTE The batteries in the UPS are rated for a 3 5 year service life The length of service life varies depending on the frequency of usage and ambient temperature Batteries used beyond expected service life will often have severely reduced runtimes Replace batteries at least every 5 years to keep units running at peak efficiency Transporting the UPS K NOTE The internal UPS batteries MUST be disconnected before transportation CAUTION The following procedure should be performed or supervised by personnel knowledgeable about batteries and the required precautions Keep unauthorized personnel away from batteries If the UPS requires any type of transportation the batteries must be disconnected but not removed before the unit is transported 1 Verify that the UPS is off and unplugged 2 Place the UPS on a flat stable surface with the front of the cabinet facing you UPS Maintenance 59 3 Remove the UPS front cover see Figure 27
18. 4 IEC 320 C19 16A for IEC 20A for UL 64 Specifications Table 13 Environmental and Safety 200V Models 208V Models 230V Models Operating Temperature Up to 1 500 meters 0 C to 40 C 32 F to 104 F UL tested 25 C 77 F Above 1 500 meters 0 C to 35 C 32 F to 95 F Transit Storage Temperature 15 C to 60 C 5 F to 140 F Relative Humidity 0 95 noncondensing Operating Altitude Up to 3 048 meters 0 10 000 ft above sea level Audible Noise Less than 55 dBA on line bypass mode less than 75 load room temperature Fan Speed Low speed when the load is lt 80 High speed when the load is gt 80 or the UPS is in Battery mode Surge Suppression ANSI IEEE C62 41 1991 Category B3 Safety Conformance UL 1778 4th Edition UL 1778 4th Edition UL 1778 4th Edition CSA C22 2 No 107 3 CSA C22 2 No 107 3 CSA C22 2 No 107 3 IEC EN 62040 1 1 IEC EN 62040 1 1 IEC EN 60950 1 IEC EN 60950 1 Safety Markings UL cUL CE GS GOST UL cUL VCCI UL cUL CE GS GOST BSMI S MARK KC BSMI S MARK KC NRCS C tick NRCS C tick EMC Class A IEC EN 62040 2 FCC Part 15 ICES 003 IEC EN 62040 2 EN 55022 CISPR 22 VCCI EN 55022 CISPR 22 ICES 003 CNS14757 2 ICES 003 CNS14757 2 AS NZS 62040 2 AS NZS 62040 2 FCC Part 15 KN22 FCC Part 15 KN22 GB7260 2 GB7260 2 EN 55024 CISPR 24 EN 55024 CISPR 24 Specifications 65 Table 14 Battery
19. Configuration 3700W 16 12V 7 2 Ah internal batteries 16 12V 7 2 Ah EBM 4200W 16 12V 7 2 Ah internal batteries 16 12V 7 2 Ah EBM Battery Type CSB GP1272 7 2 Ah or YUASA NP7 12 7Ah Voltage 3750W 192 Vdc internal 192 Vdc 30A EBM 4200W 192 Vdc internal 192 Vdc 30A EBM Fuses UPS 1 30A fuse EBM 1 30A fuse Type Sealed maintenance free valve regulated lead acid Charging Approximately hours to 90 usable capacity at nominal line and no supplementary power supply load Monitoring Advanced monitoring for earlier failure detection and warning Battery Runtimes 3750W internal batteries 5 minutes at full load 21 minutes at half load 4200W internal batteries 5 minutes at full load 16 minutes at half load 3750W with one EBM attached 14 minutes at full load 43 minutes at half load 4200W with one EBM attached 11 minutes at full load 35 minutes at half load Battery runtimes are approximate and vary depending on the load configuration and battery charge Input Filter m gt Bypass AC DC DC AC Output Boost a Inverter Filter DC DC a y Charger Battery Figure 30 Online UPS Block Diagram 66 Specifications Troubleshooting The Dell Online Rack UPS is designed for durable automatic operation and issues alarms to alert you whenever potential operating problems occur Usually the alarms sho
20. Dell Online Rack UPS 3750W and 4200W User s Guide K804N H952N 746FR DellR42000LHVUS J730N K805N J739N www dell com www support dell com www dellups com Notes and Warnings k A A A NOTE A NOTE indicates important information that helps you make better use of your software DANGER A DANGER indicates an imminently hazardous situation which if not avoided will result in death or serious injury WARNING A WARNING indicates a potentially hazardous situation which if not avoided could result in death or injury A CAUTION indicates a potentially hazardous situation which if not avoided may result in minor or moderate injury or in property damage incidents DANGER Observe the following instruction to help prevent an imminently hazardous situation which if not avoided will result in death or serious injury This UPS contains LETHAL VOLTAGES All repairs and service should be performed by AUTHORIZED SERVICE PERSONNEL ONLY There are NO USER SERVICEABLE PARTS inside the UPS This is Class A Interference Causing Equipment In a residential environment this product may cause radio interference in which case the user may be required to take additional measures Information in this document is subject to change without notice 2011 2013 Dell Inc All rights reserved Reproduction in any manner whatsoever without the written permission of Dell Inc is strictly forbidden Trademarks used in this text D
21. Disabled Disabled If Enabled the default password is USER NOTE If you enter an incorrect password the W Password s Press any message Wrong Password appears Press any button to return to the password screen and retry the password Audible Alarms Enabled Disabled Enabled NOTE If you disable audible alarms it takes effect instantly and remains disabled even after a power cycle This differs from the mute feature where the horn is temporarily silenced on any button press but turns on again if a new alarm is triggered Set Date and Time Set Month Day Year Hours Minutes and Seconds Date mm dd yyyy 01 01 2009 Time hh mm ss 12 00 00 NOTE The date format is dependent on the language selection NOTE Time is a 24 hour clock Control Commands from Serial Enabled Disabled Enabled Port If Enabled control commands are accepted through the serial port USB ports or option card If Disabled configuration and load control commands are restricted to LCD only Output Voltage 200V 208V 220V 230V 240V Auto sensing Auto sensing Output Frequency 50Hz 60Hz Auto sensing Auto sensing Operation 43 Table 6 Settings continued Description Available Settings Default Setting Overload Alarm Level 10 20 30 100 If 100 the UPS issues an Output Overload alarm at load gt 100 NOTE Output Overload Level 1 by default is set to
22. PS protects your sensitive electronic equipment from basic power problems such as power failures power sags power surges brownouts and line noise Power outages can occur when you least expect them and power quality can be erratic These power problems have the potential to corrupt critical data destroy unsaved work sessions and damage hardware causing hours of lost productivity and expensive repairs With the Dell Online Rack UPS you can safely eliminate the effects of power disturbances and guard the integrity of your equipment The UPS s flexibility to handle an array of network devices makes it the perfect choice to protect your LANs servers workstations and other electrical equipment Figure 1 shows the Dell Online Rack UPS Figure 1 The Dell Online Rack UPS 6 Introduction Providing outstanding performance and reliability the UPS s unique benefits include Online UPS design with pure sine wave output The UPS filters and regulates incoming AC power and provides consistent power to your equipment without draining the battery True online double conversion technology with high power density utility frequency independence and generator compatibility Selectable High Efficiency mode of operation 4U size that fits any standard 48 cm 19 rack Start on battery capability for powering up the UPS even if utility power is not available Maintenance is simplified by allowing the safe replacement of batte
23. PS User s Guide The user s guide is available on the Dell UPS disc and on www support dell com Safety Environmental and Regulatory Information Dell Warranty and Support Information Dell Support Website www support dell com NOTE Select your region or business segment to view the appropriate support site Safety Warnings A CAUTION Before performing the procedures in this document read and follow the safety instructions and important regulatory information in your Safety Environmental and Regulatory Information document IMPORTANT SAFETY INSTRUCTIONS SAVE THESE INSTRUCTIONS This manual contains important instructions that you should follow during installation and maintenance of the UPS and batteries Please read all instructions before operating the equipment and save this manual for future reference A DANGER Observe the following instruction to help prevent an imminently hazardous situation which if not avoided will result in death or serious injury e This UPS contains LETHAL VOLTAGES All repairs and service should be performed by AUTHORIZED SERVICE PERSONNEL ONLY There are NO USER SERVICEABLE PARTS inside the UPS A WARNING Observe the following instructions to help prevent a potentially hazardous situation which if not avoided could result in death or injury Only qualified service personnel such as a licensed electrician shall perform the electrical installation Risk of electrical shock e For U
24. PS models with hardwired input overcurrent protection for the output AC circuit s is to be provided by others e For UPS models with hardwired input suitably rated disconnect switches for the output AC circuit s are to be provided by others e Output overcurrent protection and disconnect switch must be provided by others e This UPS contains its own energy source batteries The output receptacles may carry live voltage even when the UPS is not connected to an AC supply e Do not remove or unplug the input cord when the UPS is turned on This removes the safety ground from the UPS and the equipment connected to the UPS e To reduce the risk of fire connect only to a circuit provided with branch circuit overcurrent protection with an ampere rating in accordance with the National Electrical Code NEC ANSI NFPA 70 or your local electrical code UPS Output Power 200V 208V 230V 3750W 30A 25A 4200W 30A 30A 30A Safety Warnings 9 10 To reduce the risk of fire or electric shock install this UPS in a temperature and humidity controlled indoor environment free of conductive contaminants Ambient temperature must not exceed 40 C 104 F Do not operate near water or excessive humidity 95 maximum Unpacking the cabinet in a low temperature environment may cause condensation to occur in and on the cabinet Do not install the cabinet until the inside and outside of the cabinet are absolutely dry hazard of elect
25. W gt Press all three buttons for five Shortcut for defaulting the language back to English The seconds buzzer emits a one second beep to indicate that the setting has changed to English 34 Operation To select an option 1 When scrolling through the settings the present setting displays for each selection 2 Press the W button to select the option The current setting for the option flashes when selected 3 Use the lt or gt buttons to toggle the available options 4 Set the new option by holding the W button again for one second The option stops flashing Changing the Language Language selection is controlled through the user settings See Table 6 page 43 for information on available languages Display Functions The UPS provides useful information about the UPS itself load status events measurements identification and settings through the front panel display Startup Screen During startup the Dell logo is the default screen This startup screen displays for five seconds and then defaults to the UPS status summary screen The display automatically returns to the UPS status summary screen when no button has been pushed for 15 minutes and no other screen has been locked by a user When you return to the status summary screen press the lt button for one second to exit back to the menu selections Selecting UPS Status from the main menu list enables you to scroll through all of the UPS status menu screens
26. age Alarm 0 Continuous Alarm The UPS has detected abnormally high inverter voltage levels The UPS transfers to Bypass mode if supporting the load Inverter AC Under Voltage Alarm 1 Continuous Alarm The UPS has detected abnormally low inverter voltage levels The UPS transfers to Bypass mode if supporting the load Rectifier Input Over Current Alarm 26 Continuous Alarm The UPS has detected that rectifier input current limits have been exceeded The UPS transfers to Bypass mode if supporting the load Inverter Output Over Current Alarm 27 Continuous Alarm The UPS has detected that the inverter output current limits have been exceeded The UPS transfers to Bypass mode if supporting the load Troubleshooting 71 Table 15 Typical Alarms and Conditions continued Alarm or Condition Possible Cause Action DC Link Over Voltage Alarm 28 Continuous Alarm The link or rail voltage has exceeded its upper threshold limit The UPS transfers to Bypass mode if supporting the load DC Link Under Voltage Alarm 29 Continuous Alarm The link or rail voltage has dropped below its lower threshold limit The UPS transfers to Bypass mode if supporting the load Rectifier Fault Alarm 30 Continuous Alarm The UPS has detected a fault in the rectifier circuit while attempting recovery from Bypass mode or Converter mode Contact your serv
27. al battery test is requested the automatic battery test timer is reset so it will not run for the next three months For an automatic battery test to run e The Automatic Battery Tests setting must be enabled for the automatic battery tests to run See the following section Configuring Automatic Battery Tests e The batteries must be fully charged e The UPS must be in Normal mode or High Efficiency mode with no active alarms e The load must be higher than 10 Configuring Automatic Battery Tests To configure the automatic battery tests 1 Press the lt button for one second to go to the main menu selection and scroll down to the Settings menu using the gt button 2 Press the W button to enter the Settings menu 3 Use the gt button to scroll to the Automatic Battery Tests option and press the W button The option begins to flash 4 Select whether to enable or disable the automatic battery test using the lt and gt buttons 5 Press the W button to confirm Configuring Automatic Restart The UPS automatically restarts if the utility power returns after the output was shut off due to depleted batteries a shutdown input signal or automatic shutdown command You can set the load segment for the amount of time to delay the restart when utility power returns using the Automatic Start Delay setting You can also configure UPS restart to depend on the battery charge level using the Battery Charge to Restart se
28. ell and the DELL logo are trademarks of Dell Inc National Electrical Code and NEC are registered trademarks of National Fire Protection Association Inc Phillips is a registered trademark of Phillips Screw Company Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products Dell Inc disclaims any proprietary interest in trademarks and trade names other than its own July 2013 164201789 6 Table of Contents 1 Introduction Finding Information 0 00 0 ccc cece eee eee eee eens 8 2 Safety Warnings 3 Installation Inspecting the Equipment 200 e eee eee 12 Unpacking the Cabinet 000 e eects 13 Identifying the UPS Rear Panels 0 0c ce cece cence neeaes 15 Identifying the UPS Front Panel 0 0 0c cec cece cece e cease 18 Rackmount Setup 0 0 c eee eee eee teenies 19 Installing the EBM 0 0 0 0 ccc cece eee eee eens 25 Installing the UPS nena A iE a a 26 Installing Remote Emergency Power off 000c eee e ae eeeee 26 Hardwiring the UPS Input 0 02 cece eee eee eee 28 UPS Initial Startup r 5 See ee ees E E EE EE eS 30 4 Operation UPS Startup and Shutdown 0 00 e eee eee eee 32 Starting the URS 5 2 o0 58 Nad a A a diet T a ane Stee aula 32 Starting the UPS on Battery 20 00 cece cece eee eee 33 UPS SHUtHOWN n
29. equency is not more than 3 Hz from the nominal output frequency otherwise the inverter goes to nominal frequency On Bypass mode the syne window is always 3 Hz NOTE In Sync Disabled state if the Bypass operation is allowed the UPS synchronizes only when it is operating on Bypass mode Operation 45 Table 6 Settings continued Description Available Settings Default Setting Unsynchronized Transfers Enabled Disabled If Enabled unsynchronized transfers to the Bypass are allowed If Disabled unsynchronized transfers to the Bypass are not allowed NOTE The Qualify Bypass setting may overrule the Unsynchronized Transfers setting Enabled External Battery Module EBM 0 1 See Configuring the UPS for an EBM on page 53 Charger Enabled Disabled If Enabled batteries charge normally If Disabled the battery charger is off Enabled Battery Charge to Restart 0 10 20 30 100 When enabled automatic restart is made when the battery charge state reaches the selected level If set to 0 the feature is disabled 0 Battery Low Alarm Immediate 2 min 3 min 5 min If you select a value the battery low alarm triggers when the set amount of backup time approximately remains in the batteries If Immediate the battery low alarm activates at the same time as the UPS on Battery notice 3 min Automatic Battery Tests
30. ice representative Inverter Fault Alarm 31 Continuous Alarm The UPS has detected a fault in the inverter circuit while attempting a recovery from Bypass mode or Converter mode Contact your service representative Fatal EEPROM Fault Alarm 53 Continuous Alarm There is EEPROM data corruption due to a failed device or incorrect flash upgrade Contact your service representative Output Short Circuit Alarm 58 Continuous Alarm The UPS has detected an abnormally low impedance placed on its output and considers it a short circuit If the UPS is in Normal mode the UPS transfers to Bypass mode if available otherwise the UPS shuts down after five line cycles If the UPS is in Battery mode the UPS shuts down after five line cycles Fan Failure Alarm 193 Continuous Alarm The UPS has detected that one or more fans are not functioning properly This is an alarm only Contact your service representative immediately and remove the load Silencing the Alarm Press any button on the control panel to silence the alarm Check the alarm condition and perform the applicable action to resolve the condition If any new alarm becomes active the audible alarm resumes overriding the previously silenced alarm 72 Troubleshooting
31. ing Table 15 Typical Alarms and Conditions continued Alarm or Condition Possible Cause Action Output Overload Alarm 25 Continuous Alarm The load level is at or has exceeded the configurable threshold limit for a Level 1 Overload condition The UPS can support the load indefinitely at this load level The alarm clears when the load drops below 5 of the set point Output Overload Level 2 Alarm 159 Continuous Alarm The load level is gt 101 and lt 110 of the UPS rating Remove some of the equipment from the UPS The UPS continues to operate but transfers to Fault mode in two minutes The alarm clears when the load drops below 5 of the set point Output Overload Level 3 Alarm 162 Continuous Alarm The load is gt 110 of the UPS rating Remove some of the equipment from the UPS The UPS continues to operate but transfers to Fault mode in 300 ms to one second The alarm clears when the load drops below 5 of the set point Battery DC Over Voltage Alarm 68 Continuous Alarm Battery voltage levels have exceeded the maximum allowable limits The UPS turns off the charger until the next power recycle Contact your service representative Charger Failure Alarm 34 Continuous Alarm A battery charger fault has been detected The UPS turns off the charger until the next power recycle Contact your service representative Inverter AC Over Volt
32. mal mode 8 yp Transferring from Normal to Bypass Mode To transfer from Normal to Bypass mode 1 Press the lt button for one second to go to the main menu selection and scroll down to the Control menu using the gt button 2 Press the W button to enter the Control menu 3 Select Go to Bypass The text on the screen changes to Manual Bypass Command Sent The Bypass mode icon P flashes indicating Bypass mode Operation 47 Transferring from Bypass to Normal Mode To transfer from Bypass to Normal mode 1 Press the lt button for one second to go to the main menu selection and scroll down to the Control menu using the gt button Press the W button to enter the Control menu Select Go to Normal The text on the screen changes to Normal Command Sent The Normal mode icon flashes indicating Normal mode Setting Power Strategy On the High Efficiency setting the UPS operates normally on Bypass transfers to inverter in lt 10 ms when utility power fails and transfers back to Bypass in one minute after utility power returns The Bypass mode status icon box appears on the UPS status summary screen when the UPS transfers to Bypass K To set the power strategy 1 48 NOTE High Efficiency operation is available after one minute of stable power Press the lt button for one second to go to the main menu selection and scroll down to the Settings menu using the gt button Press the W button to enter
33. n This chapter contains information on how to use the UPS including UPS startup and shutdown Control panel and display functions Retrieving the Event Log Transferring the UPS between modes Setting power strategy Behavior on overload Configuring load segments battery settings and automatic restart UPS Startup and Shutdown K NOTE The button controls only the UPS output The button has no effect on equipment connected to the UPS To start up or shut down the UPS see Starting the UPS on page 32 Starting the UPS on Battery on page 33 UPS Shutdown on page 33 Starting the UPS To start the UPS 1 2 32 Verify that the UPS power cord is plugged in Switch on utility power where the UPS is connected The UPS front panel display illuminates The Dell startup screen changes to the UPS status summary screen The UPS front panel display shows the Standby mode icon Press the l button on the UPS front panel After the startup is complete the status icon changes to the appropriate icon based on the UPS operating mode see Table 3 on page 37 Operation 4 Onthe UPS status summary screen press the gt button to check for active alarms or notices Resolve any active alarms before continuing See Troubleshooting on page 67 If there are no active alarms a No Active Alarms message appears 5 Verify that the Normal mode icon lt appears on the UPS status summary screen
34. n installed EBM including whether to run automatic battery tests and automatic restart configuration Configuring the UPS for an EBM If the UPS is not configured for the EBM the UPS reports less battery time remaining on the UPS front panel and to any remote software You may receive a shutdown warning prematurely To ensure maximum battery runtime when using power management software configure the UPS for the EBM 1 Press the lt button for one second to go to the main menu selection and scroll down to the Settings menu using the gt button 2 Press the W button to enter the Settings menu 3 Use the gt button to scroll to the External Battery Module option and press the W button The battery number value begins to flash 4 Set the battery number value using the lt and gt buttons Configuration Setting UPS only internal batteries 0 default UPS 1 EBM i NOTE Runtime is automatically adjusted based on present load levels and whether an EBM is configured 5 Press the W button to confirm Operation 53 Running Automatic Battery Tests The automatic discharge test enabled by default runs during the transition from Float to Rest mode After the test completes the charge cycle restarts to completely charge the batteries and then continues to Rest mode normally The automatic test runs approximately once every three months and does not run again until after three more Float to Rest mode transitions If a manu
35. n to access the UPS Status menu 3 Press the gt button to access the UPS status summary screen The UPS status summary screen provides load information The status icon indicates the UPS operating mode see Table 3 on page 37 4 Use the gt button to scroll through the active notice and active alarm screens 5 After scrolling through all alarms press the gt button to access the Battery Status screen Troubleshooting 67 Event Log Menu From the Event Log menu you can access the last 50 events which includes events notices and alarms arranged from newest to oldest Events are silent conditions that are recorded in the Event Log as status information such as Clock Set Done Events do not require a response Notices and alarms are records of when events occurred and if applicable when they were cleared e Notices including active notices are recorded in the Event Log Active notices such as UPS on Battery are announced by an intermittent beep Notices do not normally require a response e Alarms including active alarms are recorded in the Event Log Active alarms are announced by an intermittent beep Examples are Output Overload and Heatsink Overtemperature Active alarms require a response The Main Status Menu displays by default To access troubleshooting information using the Event Log menu 1 Press the lt button for one second to go to the main menu selection and scroll down to the
36. ode The status icon and background are flashing Input 220V 60H Output 220 60 1000 50 100min ees Battery Mode The status icon and background of the icon are flashing An audible alarm 0 5 seconds on 4 5 seconds off accompanies the switch to Battery mode When the utility power returns the UPS transfers to Normal mode operation while the battery recharges Input 220 60 Output 220 60 1000 50 100min E Bypass Mode The UPS is operating in Bypass mode through the static bypass switch The status icon and background of the icon are flashing Battery mode is not available Input 220 60 Output 220 60 1000 100min Say UPS in Overload Condition The status icon and background of the icon are flashing Input 220 604 Output 220 60 1000 50 100min er p Bad Battery Detected or Battery Disconnected The status icon and background of the icon are flashing along with the outer shell of the battery symbol at the bottom mPe90 Ghz Output 220 60 1000 50 100min a E UPS General Alarms Active The status icon and background of the icon are flashing Operation 37 Table 3 Status Summary Screens continued Status Summary Screen Description Input 220 60 Output 220 60 1000 100min ey Battery Test Status The status when the UPS is performing a battery test Input 220 60 Output 220 60 1000
37. option flashes when selected Select the desired load segment using the lt and gt buttons Set the desired load segment ON or OFF using the Y button Press the W button to confirm Set the other load segment if applicable Operation Configuring Automatic Start Delay You can configure the load segment to turn on automatically after the utility power returns if it was shut down by The l button An external command with auto restart option Battery under voltage state Automatic on battery shutdown command You can specify the restart delay time for each load segment select zero seconds 0s is the default to restart immediately select 1 32767 seconds to delay for the specified time or select Off To set the restart delay times for each load segment 1 Press the lt button for one second to go to the main menu selection and scroll down to the Settings menu using the gt button Press the W button to enter the Settings menu Use the gt button to scroll to the Automatic Start Delay option and press the W button The current setting for the option flashes when selected Set the restart delay for one load segment using the lt and gt buttons Press the W button to confirm Set the restart delay for the other load segment if applicable Press the W button to confirm NOTE Load segment On Off commands issued through the Control menu override the user settings for load segments NOTE A single load segment dela
38. ric shock If the UPS requires any type of transportation disconnect the internal UPS batteries before transporting see page 59 CAUTION Observe the following instructions to help prevent a potentially hazardous situation which if not avoided may result in minor or moderate injury or in property damage incidents For PLUGABLE EQUIPMENT the power outlet shall be installed near the equipment and shall be easily accessible Servicing of batteries should be performed or supervised by personnel knowledgeable about batteries and the required precautions Keep unauthorized personnel away from batteries Batteries can present a risk of electrical shock or burn from high short circuit current The following precautions should be observed 1 Remove watches rings or other metal objects 2 Use tools with insulated handles 3 Wear rubber gloves and boots 4 Do not lay tools or metal parts on top of batteries 5 Disconnect the charging source prior to connecting or disconnecting battery terminals Determine if the battery is inadvertently grounded If inadvertently grounded remove the utility source from the ground Contact with any part of a grounded battery can result in electrical shock The likelihood of such shock can be reduced if such grounds are removed during installation and maintenance applicable to equipment and remote battery supplies not having a grounded supply circuit ELECTRIC ENERGY HAZARD Do not attempt to alter any bat
39. ries without powering down the UPS Extended runtime with an optional External Battery Module EBM Emergency shutdown control through the Remote Emergency Power off REPO ports Two standard communication ports USB and DB 9 serial port Optional Dell Network Management Card with enhanced communication capabilities for increased power protection and control Advanced power management with the Dell UPS Management Software for graceful shutdowns and power monitoring Sequential shutdown and load management through separate receptacle groups called load segments Firmware that is easily upgradable without a service call Backed by worldwide agency approvals Introduction 7 Finding Information CAUTION The Safety Environmental and Regulatory Information document provides important safety and regulatory information What are You Looking For The user s guide for my UPS The user s guide for the Dell Network Management Card Dell UPS Management Software Specifications How to configure UPS settings How to troubleshoot and solve problems How to install REPO control Safety instructions Regulatory information Recycling information Warranty information Terms and Conditions U S only End User License Agreement Support information Introduction Find It Here Dell UPS Disc DELL UPS NOTE Documentation and software updates can be found at www support dell com and at www dellups com Dell U
40. s Dell Network Management Card Optional The Dell Online Rack UPS has one available communication bay which supports the optional Dell Network Management Card See Figure 26 for the location of the communication bay It is not necessary to shut down the UPS before installing a communication card 1 Remove the slot cover secured by two screws Retain the screws 2 Insert the communication card into the slot 3 Secure the card with both screws Figure 26 Dell Network Management Card For details on disabling control commands from the Dell Network Management Card see the Control Commands from Serial Port setting on page 43 Refer to the Dell Network Management Card User s Guide for more information The LAN card transfer rate is 10 100 Mbps Additional UPS Features 57 Dell UPS Management Software Each Dell Online Rack UPS ships with Dell UPS Management Software Dell UPS Management Software provides up to date graphics of UPS power and system data and power flow It also gives you a complete record of critical power events and it notifies you of important UPS or power information If there is a power outage and the Dell Online Rack UPS battery power becomes low the software can automatically shut down your computer system to protect your data before the UPS shutdown occurs For details on disabling control commands from the software see the user setting for Control Commands from Serial Port setting on page 4
41. seni edanan Boh buen asta ies Set a ated 33 Control Panel Functions 0002 c cece eee eee 34 Changing the Lanquage 0c cc cece eee eee e eee eens 35 Table of Contents Table of Contents Display Functions 2 3 s 5 09 20024 eee ieee ees ta dete gee els noes 35 Startup Screen 2028 eurr dhawieea sae ese dhe 35 SCLEEN LOCKED Seiwa t via do Meese mated ae Nel r a Nae hha dal Moat ed 36 UPS Status pia sheds 8s atdadhied a te datiedobnie dotted Races 36 Event logics Are ane diese desta ds EO E lane EEE 39 Measurement i f t 4 4 oy pb hdd a yg EA eked 40 Control SCreSNS e anede cok ee sade o tha sles nr aad E ged ands ats 41 Identification e ane heath aed E esa Ante a a AE aA 42 TEn A E E EE A S E E E teed 43 Transferring the UPS Between Modes 0000eceeceaeees 47 Transferring from Normal to Bypass Mode 0 0 cee ee cues 47 Transferring from Bypass to Normal Mode 2 00005 48 Setting Power Strategy 000 cc cece eee cece eee ee eeaes 48 Retrieving the Event Log 0 0 c cece cece eee eee eens 49 Behavior on Overload 0 00 cece eee eee eee eee eee 49 Configuring Load Segments 0 00 cece ccc eee eee ee eeeaes 50 Controlling Load Segments Through the Display 50 Configuring Automatic Start Delay 000 cece eee ees 51 Configuring Automatic on Battery Shutdown 0005 52
42. shold typically lt 25 to 50V Transfer to battery if supporting load Power down if not supporting load Bypass Not Available Alarm 105 tility is outside of the bypass limits defined in the UPS Check the bypass settings See Settings on page 43 Input AC Over Voltage Alarm 6 Intermittent Alarm Utility voltage exceeds the maximum operating range The UPS transfers to Battery mode if supporting load Input AC Under Voltage Alarm 7 Intermittent Alarm Utility voltage is below the minimum operating range The UPS transfers to Battery mode if supporting load Input Under Over Frequency Alarm 8 Intermittent Alarm The utility frequency is out of usable frequency range The UPS transfers to Battery mode if supporting load Site Wiring Problem Alarm 194 Continuous Alarm An alarm triggers when the difference between ground and neutral voltage is gt 15V Have a qualified electrician correct the wiring problem If the UPS is not wired with a neutral wire Site Fault should be disabled in the Settings menu see page 43 Remote Emergency Power Off Alarm 12 Continuous Alarm The external contacts in the rear of the UPS are configured for REPO operation and they have been activated The UPS de energizes the load and enters Standby mode See Installing Remote Emergency Power off on page 26 for more information 70 Troubleshoot
43. tery wiring or connectors Attempting to alter wiring can cause injury Replace batteries with the same number and type of batteries as originally installed in the UPS Proper disposal of batteries is required Refer to your local codes for disposal requirements Never dispose of batteries in a fire Batteries may explode when exposed to flame Do not open or mutilate the battery or batteries Released electrolyte is harmful to the skin and eyes and may be extremely toxic The UPS may be connected to a maximum of one External Battery Module EBM Safety Warnings A WARNING Additional instructions for Rack Mounted Systems Your rack kit has been approved only for the rack cabinet provided It is your responsibility to ensure that installation of the equipment into any other rack complies with all applicable standards Dell disclaims all liability and warranties with respect to combinations of equipment with any other rack Before installing your equipment in a rack install all front and side stabilizers Failure to install stabilizers can allow the rack to tip over Always load from the bottom up and load the heaviest items first Do not overload the AC power supply branch circuit that provides power to the rack Do not stand or step on any components in the rack A WARNING Slide rail mounted equipment is not to be used as a shelf or work space Do not add weight to slide rail mounted equipment Safety Warnings 11 Operatio
44. the Settings menu Use the gt button to scroll to Power Strategy and press the W button The current setting for the option flashes when selected Select High Efficiency Normal or Converter using the lt and gt buttons The default is High Efficiency Press the W button to confirm Operation Retrieving the Event Log To retrieve the Event Log through the display 1 Press the lt button for one second to go to the main menu selection and scroll down to the Event Log menu using the gt button 2 Press the W button to enter the Event Log list 3 Scroll through the listed events notices and alarms using either the lt button or the gt button 4 To return to the main menu press the lt button for one second The Event Log displays 5 Press the gt button The UPS status screen displays Behavior on Overload See Table 7 for an explanation of how the UPS responds to an overload condition Table 7 Behavior on Overload Overload ies On Bypass High Severity Load Level On Utility Power Efficiency Mode On Battery Level 1 Load 100 to Overload alarm only and Overload alarm only Overload alarm only 101 support load indefinitely and support load support load until low indefinitely battery shutdown level is reached Level 2 Load 102 to Transfer to Bypass after Transfer to Fault mode Transfer to Fault mode 110 12 seconds 41 sec in 2 minutes 1 sec after 12 seconds If Bypass is not available 21 sec
45. ts original operating state 2 Switch off utility power where the UPS is connected After utility power is removed the UPS fully shuts down in ten seconds Operation 33 Control Panel Functions The UPS has a three button graphical LCD with dual color backlight Standard backlight is used to light up the display with white text and a blue background When the UPS has a critical alarm the backlight changes the text to dark amber and the background to amber See Figure 23 RRA Figure 23 Dell Online Rack UPS Control Panel There are three buttons on the control panel e lt ov gt Scroll up or back Select Scroll down or forward Table 2 describes the functions of the LCD control buttons Table 2 Control Button Functions Control Button Sequence Function lt Press for less than one second Scroll back or up to the previous menu lt Press for longer than one Return exit back one menu layer without initiating a command second or changing a setting Vv Press for less than one second Select the menu or option to be changed Vv Press for longer than one Save the setting being edited second gt Press for less than one second Scroll forward or down to the next menu option lt Press both buttons for three Temporarily disable the battery startup feature until the next seconds power cycle The buzzer emits a one second beep to indicate that Battery Start has been disabled lt
46. tting 54 Operation Additional UPS Features This chapter describes Communication ports RS 232 and USB e Dell Network Management Card e Dell UPS Management Software RS 232 and USB Communication Ports To establish communication between the UPS and a computer connect your computer to one of the UPS communication ports using an appropriate communication cable RS 232 cable not supplied See Identifying the UPS Rear Panels on page 15 for the communication port locations When the communication cable is installed power management software can exchange data with the UPS The software polls the UPS for detailed information on the status of the power environment If a power emergency occurs the software initiates the saving of all data and an orderly shutdown of the equipment The cable pins for the RS 232 communication port are identified in Figure 25 and the pin functions are described in Table 8 0000 90090 Figure 25 RS 232 Communication Port DB 9 Connector Additional UPS Features 55 Table 8 RS 232 Communication Port Pin Assignment Pin Signal Name Function Direction from the UPS l Unused 2 Tx Transmit to external device Out 3 Rx Receive from external device In 4 Unused PER 5 GND Signal common tied to chassis 6 Unused 7 Unused z 8 Unused 9 Unused ae Unused pins must be left free on all models 56 Additional UPS Feature
47. ut voltage and frequency Battery voltage and percentage charged Instantaneous Headroom Watts remaining Peak Headroom Watts the remaining watts available to support the load at peak demand includes the date and timestamp of the peak demand Peak Consumption Watts the peak power demand on the UPS includes the date and timestamp of the peak demand Present kWh Consumption the kWh demand on the UPS averaged over the past hour Cumulative kWh Consumption the total kWh usage includes the date and timestamp since it was last reset Operation Control Screens Table 5 describes the available control screens Table 5 Control Screens Control Screens Description Go to Bypass Transfers the UPS system to internal Bypass mode When the Go to Bypass command is issued the screen immediately shows the message for five seconds Manual Bypass Command The option then changes to Go to Normal When the Go to Normal command is issued the screen immediately shows the message Normal Mode Command Sent for five seconds The option then changes to Go to Bypass Battery Test Schedule Battery Test yes Cancel Battery test no Starts a manual battery test See Testing Batteries on page 62 Reset Error State Reset Alarms yes no Manually clears any latched alarms such as bad battery detected or DC Bus OV UV If a bad battery alarm was also active reset the battery test status to Not Tested
48. wn by the control panel do not mean that the output power is affected Instead they are preventive alarms intended to alert the user Active alarms and active notices are accompanied by an audible buzzer Accessing Alarms and Conditions The control panel provides troubleshooting information from two main menus e UPS Status menu access to all active alarms e Event Log menu access to the most recent 50 events which may include active and closed alarms UPS Status Menu From the UPS Status menu you can access the following screens for troubleshooting information e Status summary screen The status summary screen provides information on both mode and load When there is a critical alarm the status summary screen changes from its normal white text on a blue background to dark amber text on an amber background e Notice or alarm screens A separate screen appears for each active notice or alarm If there are no active alarms or notices the display reads No Active Alarms e Battery status screen The battery status screen indicates the battery charge mode the percent the battery is charged and the runtime with the present load level Z NOTE When an alarm is active the control panel automatically displays an active alarm screen unless the screen lock is enabled by the user To access troubleshooting information using the UPS Status menu 1 Press the lt button for one second to go to the main menu selection 2 Press the W butto
49. y applies to both outlets However there is an additional built in one second delay between closing segment 1 and 2 The delay is always present when an On command is issued for both segments at the same time Operation 51 Configuring Automatic on Battery Shutdown If set to Off default the load segment turns off only when commanded manually by the button an external command or through the display Control gt Load Segments If set to zero seconds 0s the load segment turns off automatically when the UPS on Battery state activates If you select a value the load segment turns off automatically after the selected delay while the UPS operates on battery but the shutdown is cancelled if the utility returns before the delay has expired To set the shutdown times for each load segment 1 Press the lt button for one second to go to the main menu selection and scroll down to the Settings menu using the gt button 2 Press the W button to enter the Settings menu 3 Use the gt button to scroll to the Automatic on Battery Shutdown option and press the W button The options display and the current settings flash when selected 4 Set the shutdown delay for one load segment using the lt and gt buttons 5 Press the W button to confirm 6 Set the shutdown delay for the other load segment if applicable 7 Press the W button to confirm 52 Operation Configuring Battery Settings Configure the UPS settings for a
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