Liebert XDWP™ - Emerson Network Power
Contents
1. 3 XDWP strapped to piano jack 0 di woman naa AN te da ns sales tt ae we ees 3 Remove remaining lag bolts from one runner 3 Remove runner from pallet 4 Sliding pallet from under XDWP inn 4 Dimensions access points and external features 5 Front view of XDWP and electrical enclosure 6 Electrical enclosure knockout locations for field wiring 7 High voltage connections 60Hz 8 High voltage connections 50Hz 9 Electrical enclosure knockout locations for ELV 10 XDWP ELV field connection points 11 Piping details a diner ue Re wien em ere TRT ns cn ere te N TET eee AN 13 XDWP filling components 14 Standpipe filling components 14 Detailed view of XDWRs top 15 Userint r ace anis en sere ets ea thse eaten oh Ae tion Sek blot et a ET EE She ba 16 TABLES Supply and return requirements for XDWR loop 12 Fixed flow bypass contr2. 2 13 2 7 Filling INStructlOns s s 0 is ake mas ba TR ashe he whee BAN Ae ge de anne Sees 14 2 7 1 Check for Proper Installation of Components and Workmanship 14 2 7 2 Conduct Air Pressure Test ina 14 2 7 8 Water Fill Line Connection 14 2 8 Checklist for Proper Installation 15 3 0 OPERATION nera ce es Rs ee eee ote ee hee Be Sa aa ae She SS RSE es 16 3 1 Feature OVER a ar dears aid Wy GRE OUR NL da DT ONS ES a As 16 St Display esos ess ees ik oe E EE A te aa ne a 16 3 2 4 0 4 1 4 2 4 3 4 4 5 0 Mam Menu MENU Key it ate apa binaan aus se ae Pena ANA pis enda 17 3 2 1 Viewing or Changing Settings 17 22 2 VS HE POEUN TS TR D TR men nn es mea ee dr 17 323 ONO 17 3 2 4 ACTIVE ALARMS in 18 32 07 ALARM HISTORY atado 28 dit eus SD AAS deu dd bd artnet nero dies Dante 18 35220 TIMES ie fae Be Re Bet es eect dae Roos hae swag 18 Belek TYAN H uban bana na an alee al sit ata hea bg ot Aa hoa is oN oe a a sete eed Be eat de nell 18 328 SHTUP ORERATION ei asii pise iia daan nn ea a tn ane en ea alza Be 18 3 2 9 Password Security SETPT PASSWORD and SERVICE PASSWORD 20 3 2 10 CALIBRATE SENSOR 21 32117 ALARM ENABLE ia Bat bo Sar cee SNe Ce ind Sa pb aie Fe eee ea eR 21 32112 ALARM TME D BAY a A Sola AA MNS Ooh A 21
3. H20 24 RAD1 50 FOR CONTACTS INDICATING AN ALARM CONDITION SE Fe o K3COM K3NO K3NCL K3NO_ K3COM K3NC i 38 TO REMOTE ALARM 37 CIRCUIT BY OTHERS i Ed tS i REMOTE SHUTDOWN FOR SHUTDOWN OF CONTROL CIRCUIT REMOVE JUMPER BETWEEN TERMINALS 37 amp 38 AND REPLACE WITH N C CONTACT 37 38 o LOE 3 777 N C CONTACTS BY OTHERS 78 LIEBERT SITE MONITOR FOR DIGITAL COMMUNICATIONS WITH LIEBERT SITE MONITORS O ONLY CONNECT 2 WIRE TWISTED ESS AA Ex g o PAIR TO 77 amp 78 ALSO SEE SITE dE rs rr y MONITOR INSTALLATION MANUAL e Ea 0 0 ls a eO HJE ooood pood pood pood pood g food pood e 77 78 Ol GE BK R Cd W i 1 3 NOTES AN Control wiring must be installed in accordance with the National Electrical Code NEC Class 2 Circuit 11 Piping 2 0 PIPING 21 Connection Sizes The copper pipe connections on the XDWP are as follows Building Chilled Water Supply 2 1 8 OD Chilled Water Return 2 1 8 OD Coolant Supply 2 1 8 OD Coolant Return 2 1 8 OD Fill Water Source 5 8 OD 2 1 1 Recommended Pipe Size Connect the main pipes bet
4. Table 6 XDWP DIP switches and factory settings DIP Switch Factory Setting Off Off Off Off Off Off Off On XDP Off XDWP CO lolasIwINI 19 Operation 3 2 9 Password Security SETPT PASSWORD and SERVICE PASSWORD Setpoints setup operations and alarm settings may be secured with three digit passwords to prevent unauthorized changes The password function for SETPT PASSWORD and for SERVICE PASS WORD is enabled by default Passwords are enabled or disabled through DIP switch 8 To enable the password security feature open the user interface display cover and set DIP switch 8 to the Off position then close the cover To disable the password security feature open the user interface display cover and set DIP switch 8 to the On position then close the cover Change Password SETPT PASSWORD The factory default SETPT PASSWORD is 123 this password protects setpoints and some alarm settings To change the SETPT PASSWORD 1 Press the MENU key to display the Main Menu 2 Use the up or down arrow keys to scroll to the SETPT PASSWORD function 3 Press ENTER to access the SETPT PASSWORD function The LCD will display three zeros 000 4 Enter the present three digit password Use the up or down arrow key to enter the first number Press the ENTER button to select the second number in the password Use the up or down arrow key to enter the second number
5. XDWR fan coils Chilled water Heat exchanger 1 2 Checking and Unpacking Check the received materials to be sure all reguired assemblies and parts have been received If you discover any external damages report them to the shipping company If you later find any concealed damages report it to the shipping company and your local Liebert representative NOTE The XDWP should always remain in a vertical position 1 3 Equipment Inspection When the unit is delivered inspect all items for visible and concealed damage Damage should be immediately reported to the carrier and a damage claim filed with a copy sent to Liebert or to your sales representative Product Description 1 4 Equipment Handling WARNING The instructions listed below are to be followed when handling this unit with or without the skid This unit has the potential to tip over if handled improperly which would damage the unit and could injure or kill personnel A CAUTION Personnel should be properly trained and certified to move and rig equipment 1 4 1 Handling With Skid Always keep the unit upright indoors and protected from damage If possible transport the unit using a forklift truck Otherwise use a crane with belts or cables In either case do NOT press on the top edges of the packaging If using a forklift make sure the forks if adjustable are spread to the widest allowable distance to still fit under the skid When
6. Product Description 4 Remove the two 2 end deck boards from one end of the pallet and the attached notched section of the center runners refer to Figure 3 Figure 3 Removing pallet boards for piano jack insertion Remove two deck boards and center runner sections from one end of pallet 5 Place a piano jack with its forks snugly against the bottom of the unit and strap the XDWP securely to the jack refer to Figure 4 NOTE Place a mover s blanket or other cushioning material between the jack and the unit s side panels Figure 4 XDWP strapped to piano jack Piano jack Strap secures eS XDWP to jack RS 2 Ab Place cushioning material AS between the forks and the XDWP gt to protect XDWP s finish E cushion not shown for clarity Piano jack s forks should be snug against the XDWP 6 Repeat Steps 2 4 and 5 for the opposite side of the unit When these steps have been completed the XDWP will be supported by two piano jacks one on either side 7 Remove all of the remaining lag bolts from one 1 of the pallet s outside runners see Figure 5 Figure 5 Remove remaining lag bolts from one runner GN LN AN CAES la Remaining 6 lag bolts to remove Product Description 8 Remove the runner from which all lag bolts have been removed refer to Figure 6 Figure 6 Remove runner from pallet Sl
7. Table 4 shows the default values and allowable ranges for these setpoints Table 4 Setpoint functions default values and allowable ranges Menu Item Function Default Range MIN TEMP SP Minimum Room Temperature Setpoint 60 F 16 C 40 to 80 F 4 to 27 C HI FLD TEMP High Fluid Temperature Setpoint 80 F 27 C 30 95 F 1 to 35 C STATUS Use the up arrow key to increase the value or the down arrow key to lower the value The user can check the status of the control valve from 0 100 open the operating status of the two 2 pumps and the fluid temperature 17 Operation 3 2 4 3 2 5 3 2 6 3 2 7 3 2 8 ACTIVE ALARMS This submenu allows the user to review what alarms if any are present The screen will read either No Alarms Present or Alarm XX of YY followed by the alarm text If more than one alarm is present use the up and down arrow keys to scroll through the alarms XX is the reference number of the alarm shown YY is the total number of alarms NOTE Setpoints system setup parameters and alarm history are kept in non volatile memory ALARM HISTORY This submenu allows the user to review what alarms if any have occurred The screen will read either No Alarms or Alarm XX followed by the alarm text on the first line and the date and time of the alarm on the second line If more than one alarm has occurred use the up and down
8. Enter the third number by repeating Steps b and c Press the ENTER button to accept the password The LCD will display the message PASSWORD OK 5 Press the ENTER button the LCD displays the message ENTER NEW PSW and the current password The first numeral will be selected 6 Use the up or down arrow key to enter the first number of the new password Press the Enter button to select the second numeral in the password 7 Use the up or down arrow key to enter the second number of the new password Press the Enter button to select the third numeral in the password 8 Use the up or down arrow key to enter the third number of the new password Press the Enter button to save the new password Change Password SERVICE PASSWORD The factory default SERVICE PASSWORD is 123 this password protects setup operations and more critical alarm settings To change the SERVICE PASSWORD 1 Press the MENU key to display the Main Menu 2 Use the up or down arrow keys to scroll to the SERVICE PASSWORD function 3 Press ENTER to access the SERVICE PASSWORD function The LCD will display three zeros 000 4 Enter the present three digit password a Use the up or down arrow key to enter the first number Press the ENTER button to select the second number in the password Use the up or down arrow key to enter the second number Enter the third number by repeating Steps b and c Press the ENTER button to accept the password The LCD will disp
9. 3 2 18 COMMON ALARM ENABLE 21 352 44 CUSTOM ALARMS 4 en Seve nr se eed dab te tea Oaths mera td 21 32 19 CUSTOM PER Sean an an re dens Second ae se dean gee meget The sh So nie 21 3246 DIAGNOSTICS ana ann Goh mm hes tas een ei MU A Tales ow 22 ALARM DESCRIPTIONS AND SOLUTIONS lt eee e eee eee weet e eee eee anes 23 Alarm Descriptions sine saintes UW ee EOE aE See Bale os PEE Ge Bun 23 Red and Green Lamp Indicators ooo 23 Alter Alarm Settings usd a ea AR ENS tanto tos un a 24 4 3 1 Enable or Disable Alarms 2 24 4 3 2 Increase or Decrease Alarm Time Delays 24 System Shutdown Causes et Gan te hha eee teats Modus aa Gees eee Wass 25 SPECIFICATIONS A Banua R de Gel E RRR a les 26 Figure 1 Figure 1 Figure 2 Figure 3 Figure 4 Figure 5 Figure 6 Figure 7 Figure 8 Figure 9 Figure 10 Figure 11 Figure 12 Figure 13 Figure 14 Figure 15 Figure 16 Figure 17 Figure 18 Figure 19 Table 1 Table 2 Table 3 Table 4 Table 5 Table 6 Table 7 FIGURES Model number nomenclature Inside Front Cover Generic system schermati on Dean dan A eine E BE fee dant ees a ba 1 Tie down brackets and lag bolts to be removed 2 Removing pallet boards for piano jack insertion
10. external features 1 5 Mechanical Considerations 1 5 1 Positioning the XDWP Figure 8 15 7 16 392mm 111 716 291mm 7 7 8 200mm 5 3 16 132mm 3 3 16 81mm Water Return In From XDWR 2 1 8 O D Water Supply Out To XDWR 2 1 8 O D 9 9 16 243mm s To Temperature Humidity Supply In From Wiring Field Installed Building Chilled 34 Water 2 1 8 O D 864mm pal Water Source a gt To User Interface des Wiring Field Installed Return Out To i Building Chilled 20 17 Water 2 1 8 O D 508mm F 432mm 3 Phase Conduit connections Door Access C 7 Power aay Dasa 47 OMS 965mm Service Access 432mm te 36 j 914mm 18 38 Service Access 457mm 965mm Installation Access L l E En Status Disconnect Lamps Switch D q User p Interface 78 1981mm D q TE T E TT H Product Description 1 6 High Voltage Connections Make sure the actual supply voltage and frequency correspond to the voltage and frequency indicated on the XDWP s rating plate Connect cables for high voltage supply to the electrical box in the XDWP according to Figure 11 and make sure that the phases are correctly connected The unit must be installed in accordance with national wiring regulations WARNING Risk of electric sho
11. is pressed 23 Alarm Descriptions and Solutions 4 3 4 3 1 4 3 2 Alter Alarm Settings Enable or Disable Alarms At the user s discretion some alarms may be enabled or disabled If an alarm is disabled the alarm condition will not be monitored and will not trip will not be in ACTIVE ALARMS will not be in ALARM HISTORY and will not be annunciated These alarms may be enabled or disabled LOSS OF FLOW P1 loss of coolant flow with Pump 1 alarm LOSS OF FLOW P2 loss of coolant flow with Pump 2 alarm VALVE FAILURE chilled water control valve failure alarm CUSTOMER customer alarm To determine whether an alarm is enabled or disabled 1 Press the MENU key 2 Use the up and down arrow keys to move to the ALARM ENABLE menu 3 Press the ENTER key to access the menu Use the up and down arrow keys to move through the menu and view which alarms are enabled or disabled ON means that the alarm is enabled OFF means that the alarm is disabled To change an alarm from enabled to disabled or vice versa 1 Determine whether the alarm is enabled or disabled see above 2 Use the up and down arrow keys to scroll to the alarm to be changed 3 Press the ENTER key The control will ask for a service password if passwords are enabled Use the up and down arrow keys and ENTER key to enter the three digit password 4 Press the ENTER key again to change the alarm 5 Press the ESC key two to three
12. key to view the messages 3 Press the ENTER key to select the message to be displayed CUSTOM TEXT This menu permits the user to set up a custom text message with a maximum length of 16 characters The message may use any of the following characters or a blank space ABCDEFGHIJKLMNOPQURSTUVWXYZ 0123456789 This custom text can be designated as the custom alarm text in the CUSTOM ALARMS menu see 3 2 14 CUSTOM ALARMS To define the message 1 Press the ENTER key to access the menu Use the up or down arrow key to change the character with the pointer below it Press the ENTER key to go to the next character Repeat the steps for all characters in the message maximum of 16 characters Press the ENTER key to accept new custom text oP wh 21 Operation 3 2 16 DIAGNOSTICS This allows the user to perform checks on inputs outputs and conduct a test of the XDWP control board from the wall box Entering the TEST OUTPUTS will interrupt system operation Selecting TEST INPUTS or TEST MICRO will not interrupt system operation Pressing ENTER and selecting TEST OUTPUTS will permit the user to toggle the following outputs on and off PUMP 1 On Off PUMP 2 On Off CTR VALVE XX Xma OPEN CLOSE control valve and 4 20mA feedback signal GREEN LAMP On Off RED LAMP On Off COMMON ALARM On Off Pressing ENTER and selecting TEST INPUTS will permit the user to read the foll
13. should be minimized therefore maximizing the life expectancy of the system Refill the system by following Steps 1 through 5 then go to Step 9 Turn the unit On by pressing the I O key Checklist for Proper Installation R GG a Pe on 1 Unpack and check received material Position the XDWP and secure to the floor Wire high voltage connections Wire low voltage connections Connect building chilled water piping to the XDWP Connect XDWR piping to the XDWP Make sure air vents are installed at high point of the system Make sure isolation valves are installed on the mains and branch piping Pressure test air 10 Fill the system with water 11 Bleed air out of the system 12 Pressure test fluid 15 Operation 3 0 OPERATION 3 1 Feature Overview The XDWP controls the coolant temperature to a XDWR system above the room dewpoint preventing coil condensation The microprocessor control for the Liebert XDWP unit features an easy to use menu driven LCD The menus control features and circuit board details are described in this section Figure 19 User interface 3 1 1 Up Arrow Key Status Display Down Arrow Key On Off Key Alarm Silence Key Active alarms are displayed on the LCD screen and sound an audible beep To silence an alarm press the Alarm Silence Help key as prompted on the display Setpoints DIP switch settings and other selections were made during factory test
14. times to return to the main display Increase or Decrease Alarm Time Delays An alarm time delay is the time that the a condition must exist before the control activates an alarm for that condition This can be used as a filter to prevent nuisance alarms from transient events The following alarm may have its time delays changed CUSTOMER customer alarm To view the time delay for an alarm 1 Press the MENU key 2 Use the up and down arrow keys to move to the ALARM TIME DELAY menu Press the ENTER key to enter into the menu Use the up and down arrow keys to move through the menu and view the alarm time delays To change the time delay for an alarm 1 Press the ENTER key The control will ask for a service password if passwords are enabled Use the up and down arrow keys and ENTER key to enter the three digit password when prompted Press the ENTER key again on the alarm to select the alarm to be changed Use the up and down arrow keys to change the alarm time delay Press the ENTER key to record the change Press the ESC two to three times to return to the main display QUE OO BS 24 Alarm Descriptions and Solutions 44 System Shutdown Causes Unit Is Off By Fluid Sens Fail The control has lost its signal from the fluid temperature sensor The control has no way of con trolling the fluid temperature so the unit is shut off Main power disconnect switch must be turned Off then back On to clear this alarm U
15. CAUTION Check with local codes for proper connection to potable water and EPA conformance Fill line on Do NOT use the hose bib at the bottom of the unit to fill the sightglass system see Figures 16 and 17 1 When filling the system use only water that can be classified and used as drinking water e a Open all vents loosen caps if applicable to allow air to escape during filling Hose gt b Remove the Schrader pin in the valve at the top of the bib standpipe see Figure 17 to obtain 0 psig pressure gt c Open Valve 1 and 2 to allow the system to fill see k Figure 16 FRONT OF XDWP ANGLED d When the water has reached the FILL line in the sightglass tube of the standpipe immediately close Valve 1 see Figure 16 to isolate the standpipe from the system e Replace the Schrader pin in the valve at the top of the standpipe 2 Bleed air thoroughly keep Valve 1 closed to isolate the standpipe from the system a Depress pins at all vents b Manually depress pins at all Schrader vents on each rack see Figure 18 c Manually vent at pump housing plugs see Figure 16 d Continue to vent until the system is full then close Valve 2 14 Piping 2 8 8 9 Open Valve 1 to reconnect the system to the Figure 18 Detailed view of XDWRs top standpipe fluid level in the clear tube should rise above the fill but below NORMAL level a If
16. EAD PUMP Lead Pump Pump 1 Pump 1 Pump 2 DIPSWCH DIP switch status NA NA 18 Operation RESTART TD Time Delay This function specifies the time for the unit to restart after main power is restored to the unit If sev eral systems are operating the time delays should be set to different values to cause a sequential start Delay can be set from 0 1 minutes 6 seconds to 9 9 minutes Setting the value to NO will prevent the unit from restarting when power is restored In this case the unit must be restarted man ually by pressing the On Off key C F DEGREES Celsius or Fahrenheit The control can be selected to show readings and setpoints in either degrees Celsius C or degrees Fahrenheit F To change the value use ENTER to select this function then use the up or down arrow key to change the value Press ENTER to store the value PUMP START TD The user may set a pump start time delay in seconds to ensure that fluid begins flowing when the pump starts If fluid does not begin flowing before this delay expires the pump will stop for a period that the user may also specify see PUMP OFF TD After this delay the pump will again begin its startup sequence To make changes or review the current setting see 3 2 1 Viewing or Changing Settings PUMP WAIT TD The user may set the pump wait time delay to prevent the pump from continuing to run when fluid is not flowing When the control detects
17. EE o Fuse Block i RE 3 Contactor ONO O Ol OJO E o 0 oO OOO L 3 S o o o D D o o o Q Q o o o o o Product Description Figure 12 High voltage connections 50Hz Ground Lug Disconnect Switch Circuit Breaker Contactor LILIS o10 e a 87 T m 8 10 ob o af Field High Voltage Connection Power Block USE COPPER CONDUCTORS ONLY Ty Transformer 2 cae o ollo oo o o d bd lcal o Tr Fuse Block y H y o 10 0 ele oO or UU HUT l Spa o e Transformer 1 aval Cr Ale Ona San j Fuse Block Product Description 1 7 Extra Low Voltage ELV Connections ELV power output is 30V and 100VA or less 1 Turn off all unit power before connecting cables or wires Failure to do so may damage this equipment refer to Figure 13 2 Route low voltage electrical connections through the appropriate knockouts as indicated below 3 User interface requires four thermostat type wires jacketed connected to the control board see Figure 14 Figure 13 El
18. IM Precision Cooling For Business Critical Continuity Liebert XDWP User Manual 100kW Nominal Capacity 50 amp 60 Hz 4 a Liebert EMERSON Network Power GENERAL SAFETY GUIDELINES A CAUTION This system contains hazardous electrical voltage Disconnect all power before working within Before proceeding with installation of XDWP read all instructions verify that all the parts are included and check the nameplate to be sure the XDWP voltage matches available utility power Follow all local codes WARNING The XDWP is top heavy Use extreme caution and care when moving and installing this unit NOTE This document shall be used together with site specific documentation and documentation for other parts of the system NOTE Before any action that could cause a disturbance in the XD system s cooling function is begun the facility manager MUST be informed In addition after the action is taken and the work is finished the facility manager MUST be informed DAD Figure i Model number nomenclature Example CDU100C A000 CDU 100 C A 0 0 0 100kW nominal Placeholder 0 Basic unit capacity Coolant Distribution Unit 0 Revision level C Chilled water A 460V 3ph 60Hz Placeholder C 208V 3ph 60Hz M 380 415V 3ph 50Hz TABLE OF CONTENTS GENERAL SAFETY GUIDELINES 000 cece eee e eee eee eee eaee INSIDE FRONT COVER 1 0 PRODUCT DESCRIPTION cx lt 2 224 ar KANAN Oke ns ww e
19. a Industriale Tognana 35028 Piove Di Sacco PD Italy While every precaution has been taken to ensure the accuracy and completeness of this literature Liebert Corporation assumes no responsibility and disclaims all liability for damages resulting from use of this information or for any errors or omissions 2006 Liebert Corporation All rights reserved throughout the world Specifications subject to change without notice Liebert and the Liebert logo are registered trademarks of Liebert Corporation All names referred to are trademarks or registered trademarks of their respective owners SL 16910_REV4_ 08 06 Emerson Network Power The global leader in enabling Business Critical Continuity IM AC Power Systems IM Embedded Computing IM Outside Plant IM Connectivity IM Embedded Power IM Power Switching amp Control HI DC Power Systems IM Integrated Cabinet Solutions IM Precision Cooling 39 049 9719 111 Fax 39 049 5841 257 Asia 7 F Dah Sing Financial Centre 108 Gloucester Road Wanchai Hong Kong 852 2572220 Fax 852 28029250 EmersonNetworkPower com IM Services IM Site Monitoring IM Surge Protection Business Critical Continuity Emerson Network Power and the Emerson Network Power logo are trademarks and service marks of Emerson Electric Co 2006 Emerson Electric Co
20. a loss of fluid flow the pump continues operating for the period specified in the PUMPWAIT TD If fluid flow resumes during the specified interval the pump will continue operating If the wait time expires and fluid flow has not resumed the pump will shut down activate an alarm for loss of flow to the pump and the second pump will be started To make changes or review the current setting see 3 2 1 Viewing or Changing Settings PUMP OFF TD The user can set the amount of time a pump will remain off when fluid flow is interrupted or stops After the time delay has expired the control will try to start a pump unless there is a problem with the building chilled water system or if the fluid temperature sensor has failed To make changes or review the current setting see 8 2 1 Viewing or Changing Settings LEAD PUMP The user can select which pump is the lead pump either pump 1 or pump 2 For example if pump 1 is selected it will be the primary pump and will switch to the standby pump the pump that is not selected on a loss of water flow after a programmed time delay has elapsed To make changes or review the current setting see 3 2 1 Viewing or Changing Settings DIPSWCH DIP Switch This menu function displays the status of the eight position DIP switch on the XDWP control board The numeral 1 indicates the switch is On 0 indicates the switch is Off For proper XDWP oper ation DIP switches 1 8 MUST be Off
21. arrow keys to scroll through the alarms XX is the reference number of the alarm shown TIME To change the time press ENTER to select the function then use the up or down arrow key to change the first character press ENTER to store then press the up or down arrow key to change the second character press ENTER to store etc NOTE The clock uses the 24 hour system for example 17 00 would be 5 00 PM The date and time are kept current even when the control board is not powered DATE To change the date press ENTER then use the up or down arrow key to change the first character press ENTER to store press the up or down arrow key to change the second character etc SETUP OPERATION Selecting Setpoint Setup from the Main Menu will display the following selections RESTART TD C F DEGREES Celsius or Fahrenheit PUMP START TD PUMP WAIT TD PUMP OFF TD LEAD PUMP DIPSWCH DIP switch Use the up or down arrow key to scroll through the submenu press ENTER to select a function Table 5 shows the default values and allowable ranges for the Setup functions Table 5 Setup functions default values and allowable ranges Menu Item Function Default Range RESTART Restart Time Delay Hi min gen Rau ii C F DEGREES Celsius or Fahrenheit F CorF PUMP START TD Pump Start Time Delay 10 sec 3 120 sec PUMP WAIT TD Pump Wait Time Delay 10 sec 3 120 sec PUMP OFF TD Pump Off Time Delay 5 sec 5 120 sec L
22. ck Can cause injury or death Disconnect all local and remote electric power before working within the unit CAUTION Sharp edges and heavy parts may cause personal injury Wear gloves to prevent injury to hands Damage to wiring or components may make unit unsafe to operate Use caution when installing wiring to prevent damage to factory wiring Install protective bushings in wiring knockouts as required Do not disturb factory wiring or route field installed wiring over electrical terminals Use NEC Class 1 wiring for all hazardous voltage electrical power supplies Check and retighten all wiring connections before starting 1 6 1 Connecting High Voltage Cables 1 Turn the XDWP s disconnect switch to the Off position see Figure 9 Open the front doors and push down on the enclosure cover latch to open the hazardous voltage enclosure cover Figure 9 Front view of XDWP and electrical enclosure Status Lamps A AR Y 177 Ja User Interface N Disconnect Switch N p Enclosure Cover Latch Ce oe K Hazardous Voltage amp k Ni Enclosure Cover FRONT VIEW Product Description 2 Determine which knockouts in the electrical enclosure will be used and remove them see Figure 10 Figure 10 Electrical enclosure knockout locations for field wiring High Voltage Connections 60Hz XDWP Input Power Knockout Enclosure Cover Not Shown fo
23. e otek Same 1 1 1 General Product Information is AGNES ns ies RS 1 1 1 1 Product System Description 1 1 2 Checking and UnpackIdg8 na 1 1 3 Equipment Inspection ai da en darts nr an Ad A I Der is 1 1 4 Equipment Handling 2 0 A nu eE aN 2 TWAT Handling With Skid iaa ut PEN den Dal bcd Gone eat auld Giles nent mire 2 142 Removal from Sid 004 nas tt FOAL See Aa OE BNN IN PEA Ro ad 2 1 4 8 Removing Piano Jacks 4 1 5 Mechanical Considerations 0 ses pa wie tea Se eae RAR o eh REA 5 TL Positioning the XD 5 coc Ba an ANN NE en andes eke aes 5 1 6 High Voltage Connections ss sos vena ts chin td wld Gans Be ee he ee awed 6 1 6 1 Connecting High Voltage Cables 6 1 7 Extra Low Voltage ELV Connections 10 2 0 PIPING 3 222 a a aE 12 2 1 Connechon Ses 21 na sae de Lea NG ape ARA R d TRR TRE aes ee h Awe aS 12 2 1 1 Recommended Pipe Size 12 220 AMBOS ta ad he wap RRA LH ARAS A Se 12 2 3 ASA et ssh T eet O Ria nt Mk R ae Ta MS Pn SN EE a A tee Le 12 2 4 System SCHEMIALIC ia out tale he A ec AE ea te A BO A eS ONG a te 12 2 5 Piping Details Shutoff Isolation Valves 13 2 6 Bypass Flow Controllers
24. ectrical enclosure knockout locations for ELV High Voltage Connections 50Hz XDWP Input Power Knockout 10 Product Description Field Connections All Units Connect the control display panel cable to terminal block TB3 terminals 1 through 4 on the XDWP control board as shown refer to Figure 14 The display panel may be mounted in the XDWP front right door if the XDWP is located in the area that it conditions The display panel must always be installed in the conditioned space Connect the provided remote temperature humidity sensor extension cable to the factory installed cable connected to P16 on the control board Install this sensor in the higher tempera ture portion of the cold aisle in the space conditioned by the XDWR units connected to the XDWP Place the sensor on the RETURN AIR side of the primary air mover e g Liebert Deluxe System 3 or directly in the cool aisle Do not install the sensor where ambient air may cause false readings for example near unsealed doors windows and similar areas Figure 14 XDWP ELV field connection points Extra Low Voltage ELV Connections Control Display Panel Temperature Humidity Sensor Cable Provided With la la Display Panel TB3 REMOTE ALARM DEVICE AN FOR INDICATION OF ALARM WIRE N O CONTACTS FROM REMOTE ALARM DEVICE AS SHOWN T 24 NE z L G E N O CONTACT BY OTHERS COMMON ALARM OUTPUT
25. ide this runner away from XDWP F9 9 Using the pallet jacks raise the secured unit to the highest point that the piano jacks will allow Once the unit has been raised slide the remainder of the pallet from under the XDWP see Figure 7 Lower the XDWP so that its base is approximately 1 25 4mm off the ground Figure 7 Sliding pallet from under XDWP A Slide remaining part of pallet from SS BSS under XDWP so the unit may be moved on the piano jacks 7 1 4 3 Removing Piano Jacks Once the unit has been moved to the installation location Liebert recommends the following method to remove the piano jacks 1 Lower the unit as far as the piano jacks will allow 2 Undo all strapping holding the piano jacks to the unit 3 Remove all cushioning material used to protect the unit from the straps and the piano jacks 4 Use a pry bar or other lever to lift one side of the XDWP enough to allow removal of the piano jack Repeat Step 4 to remove the piano jack on the opposite side 6 Remove the plastic bag at Product Description Install the XDWP according to the site specific documentation and secure the unit to the floor The XDWP may be installed close to a wall or another XDWP To provide access to all components in the unit however the front of the unit must have at least 3 ft 0 9m free service area Dimensions access points and
26. ing of the unit based on typical operating experience Other default selections were made according to options included with the unit ADJUST THE FACTORY DEFAULTS ONLY IF THEY DO NOT MEET YOUR SPECIFICATIONS Allowable ranges are displayed by pressing the Help key A password will be required if enabled to change setpoints time delays etc The display normally shows the leaving coolant temperature on the first line and alternates between the dew point and the number of alarms present on the second line Display To turn the unit On press the On Off I O key after power is applied to the XDWP To turn the unit Off press the On Off I O key before power is disconnected Table 3 User interface keypad functions Keypad Function On Off 1 0 Turns the unit On or Off top far left keypad Menu Enables the user to access the program menu to change setpoints alarms etc top near left Raises the value of displayed parameter while in a set mode setpoints time etc arrow top Up Arrow Key near right Escape Esc Allows user to move back to a previous menu top far right If an alarm is present press this key to silence the alarm Help text will appear if this key is Alarm Silence pressed when no alarm is present bottom left Down Arrow Lowers the value of displayed parameter while in a set mode set points time etc arrow Key bottom near right After setting a control value press ENTER to store
27. lay the message PASSWORD OK 5 Press the ENTER button the LCD displays the message ENTER NEW PSW and the current password The first numeral will be selected 6 Use the up or down arrow key to enter the first number of the new password Press the Enter button to select the second numeral in the password 7 Use the up or down arrow key to enter the second number of the new password Press the Enter button to select the third numeral in the password 8 Use the up or down arrow key to enter the third number of the new password Press the Enter button to save the new password Dt UN DAS o 20 Operation 3 2 10 3 2 11 3 2 12 3 2 13 3 2 14 3 2 15 CALIBRATE SENSOR The temperature and humidity sensor can be calibrated by selecting this menu item The tempera ture sensor can be calibrated 5 F and the humidity sensor can be calibrated 10 RH To prevent coil condensation the sensors must be calibrated to a known source ALARM ENABLE Alarms may be disabled or enabled as part of the user s customized setup An alarm that has been disabled will not report to the wall box beeper nor to the common alarm relay Alarms are enabled by default Use the up or down arrow key to select a particular alarm EN enables the alarm DIS disables the alarm Press ENTER to save the change ALARM TIME DELAY Some alarms may be programmed with a time delay from 0 to 255 seconds as a means of preventing n
28. moving the skidded unit with a forklift truck do not lift the unit any higher than 6 152mm off the ground If circumstances require the unit to be lifted higher than 6 152mm great care must be exercised and all by standing personnel are to be no closer than 20 5m from the lift point of the unit CAUTION Attempting to move the XDWP while it is still on the skid through a standard doorway will damage the unit The XDWP on the skid will not fit through a standard doorway which measures 83 2108mm tall 1 4 2 Removal from Skid Liebert recommends using dual hand trucks or a similar method to remove the XDWP from the skid This is to ensure that both ends of the unit are firmly secure and to provide a good means of unit mobility 1 Always keep the unit upright indoors and protected from possible damage 2 Remove the exterior packaging Leave the plastic bag over the XDWP until the unit has been moved to its final location The bag will protect the painted panels against scuffing 3 Remove two 2 corner tie down brackets from one side of the unit on a non runner notch side of the pallet Remove eight 8 lag bolts from two 2 end deck boards on the same end where the tie down brackets were removed refer to Figure 2 Figure 2 Tie down brackets and lag bolts to be removed Remove these 4 lag bolts to free deck boards AU L Sy Remove these 2 tie down brackets Remove these 4 lag bolts to free deck boards
29. n 24VAC signal is applied to the customer alarm input on the control board Alarm will reset when the 24VAC signal is taken away FAILED CW SENSOR Activated when the control stops receiving a signal from the entering chilled water temperature sensor The alarm will reset itself when the temperature sensor signal is re established REMOTE SENS PROB Activated when no signal is present from the remote temperature or humidity sensors Alarm will reset when the temperature and humidity signals are re established LOCAL SENS PROB Activated when no signal is present from the local temperature or humidity sensors or when communication with the display is lost The alarm will reset when the temperature and humidity signals are re established LOSS OF POWER Activated when the unit is On and operational and 24VAC power to the con trol is lost This alarm will be emitted when power is restored to the control The XDWP will restart at a user defined time delay after power is restored The alarm will reset itself after 30 seconds of run time 4 2 Red and Green Lamp Indicators The Green lamp will be on only when The XDWP is On and running with no alarms The Red lamp will be on if the unit is On and running with an active alarm or if the unit is shut down because of a certain alarm The Red lamp will flash when an alarm is being annunciated The Red lamp will stop flashing and the beeper in the display will stop beeping when the ALARM SILENCE key
30. ne of the XDWP to prevent particles and contaminants from entering the heat exchanger Bypass Flow Controllers The XDWP is designed for a nominal cooling module side circuit flow of 75 gpm 284 lpm However to ensure optimal functionality the flow should be kept above 18 gpm 68 lpm If fewer than three XDWR modules are connected to the XDWP circuit fixed flow bypass controllers must be installed between the supply and return piping in parallel with the modules see Table 2 Each fixed flow bypass controller has a nominal flow of 6 gpm 23 lpm If the XDWP is circulating cold water to other devices for example some models of IBM s Rear Door Heat eXchanger installing minimum flow bypass controllers in a similar way may be required to keep the flow in the circuit above 18 gpm 68 lpm These minimum flow bypass controllers must be installed between the supply and return piping in parallel with the modules The bypass flow controller is soldered between the supply and return distribution piping that con nects the XDWP with the cooling modules The bypass may be installed wherever convenient in the distribution piping but it should be placed so that air is not trapped inside The fixed flow bypass con troller must be protected from excessive heat during installation Do not use hard solder Soft solder is recommended For convenience the fixed flow bypasses may be installed with optional shutoff valves to deactivate the bypass flow con
31. nit Is Off By Pump Short Cycle The control was unable to get a pump started upon startup or after a loss of flow The control looks at the SHORT CYCLE time delay If it cannot establish flow within that amount of time the unit is shut down This time is adjustable through the SHORT CYCLE alarm time delay Main power disconnect switch must be turned Off then back On to clear this alarm 25 Specifications 5 0 SPECIFICATIONS Table 7 Liebert XDWP specifications Model CDU100C A000 CDU100C C000 CDU100C M000 100 kW with 45 F 7 C entering water temperature and Cooling capacity nominal 75 gpm 284 Ipm water flow rate Capacity is reduced when glycol mixtures are used in place of 100 water Electrical requirements Input 460V 3ph 60Hz 208V 3ph 60Hz 380 415V 3ph 50Hz Full Load Amps 2 7 7 0 4 05 Dimensions inches mm Height Unit only 78 1981 Height As shipped 83 2108 Width 38 965 Depth 34 863 Weight Ibs kg Unit only 750 340 800 363 Shipping weight 874 396 1001 454 Installed with coolant and chilled water 823 373 873 396 Pipe connections Water fill line 5 8 OD Cu Supply line to XDWR 2 1 8 OD Cu Return line from XDWR 2 1 8 OD Cu Chilled water supply and return 2 1 8 OD Cu Control valve 2 way 2 nominal 7 psi 48kPa 0 5 bars with 75 gpm 284 Ipm Pressure drop chilled water side water flow rate control valve fully o
32. oller requirements 13 User interface keypad functions 16 Setpoint functions default values and allowable ranges ooo oooo 17 Setup functions default values and allowable ranges 18 XDWP DIP switches and factory settings 19 Liebert XDWP specifications 26 iii Product Description 1 0 PRODUCT DESCRIPTION 1 1 General Product Information 1 1 1 Product System Description The Liebert XDWP is an interface between the building chilled water system and the XDWR coolant circuit It is designed to circulate and control coolant to XDWRs that are installed on racks with heat dissipating equipment The unit consists of a cabinet that includes a heat exchanger two circulating pumps for redundancy a flow switch a control valve an expansion tank controls valves and pip ing See Figure 1 The control in the XDWP monitors room conditions and controls the leaving fluid temperature to XDWR to always be above the room dew point to prevent coil condensation All functions such as switching pumps and fluid temperature control are automatic The XDWP is rated for 100 kW 341 300 BTU h of cooling Figure 1 Generic system schematic Liebert XDWP Expansion tank Control valve Pumps
33. owing inputs INPUT POWER LEAK DETECT CONDENSATION FLOW SWITCH PRESSURE SWITCH FAN FAILURE CUSTOM ALARM Pressing ENTER and selecting TEST MICRO will permit the user to test the microcontroller and associated circuitry on the XDWP control board 22 Alarm Descriptions and Solutions 4 0 ALARM DESCRIPTIONS AND SOLUTIONS 4 1 Alarm Descriptions NOTE Alarms must be acknowledged before they can be reset To acknowledge or silence an alarm press the ALARM SILENCE key LOSS OF FLOW P1 Activated when Pump 1 is commanded to run and the flow switch does not sense flow set at 10 gpm 88 lpm minimum After attempting to start Pump 1 for 120 seconds including time delays the XDWP will automatically switch to the other pump to establish flow LOSS OF FLOW P2 Activated when Pump 2 is commanded to run and the flow switch does not sense flow set at 10 gpm 88 lpm minimum After attempting to start Pump 2 for 120 seconds including time delays the XDWP will automatically switch to the other pump to establish flow VALVE FAILURE Activated when the chilled water control valve has been commanded by the control to open or close and no change is detected from the valve position signal The control will close the valve and then try to control the control valve based on its travel time Main power dis connect switch must be turned Off then back On to clear this alarm CUSTOMER ALRM Activated whe
34. pen Temperature rise chilled water side 10 5 5 with rated flow F C Number of XDWR8s connected Maximum 12 minimum 2 Cabinet exterior finish Black matte finish heat fused powder coat Agency Approvals CSA 60Hz CSA 60Hz CE 50Hz 26 Specifications NOTES 27 Specifications 28 Ensuring The High Availability Of Mission Critical Data And Applications Emerson Network Power the global leader in enabling business critical Technical Support Service continuity ensures network resiliency and adaptability through a family of technologies including Liebert power and cooling technologies that protect and support business critical systems Liebert solutions employ an adaptive architecture that responds to changes in criticality density and capacity Enterprises benefit from greater IT system availability operational flexibility and reduced capital equipment and operating costs monitoring upstech powertech Web Site www liebert com Monitoring 800 222 5877 emersonnetworkpower com Outside the US 614 841 6755 Single Phase UPS 800 222 5877 emersonnetworkpower com Outside the US 614 841 6755 Three Phase UPS 800 543 2378 emersonnetworkpower com Environmental Systems 800 543 2778 Outside the United States 614 888 0246 Locations United States 1050 Dearborn Drive P O Box 29186 Columbus OH 43229 Europe Via Leonardo Da Vinci 8 Zon
35. r Clarity 3 Route the input hazardous voltage electrical power wiring through the top left knockout see Figure 10 to the disconnect switch L1 L2 and L3 see Figures 11 and 12 Observe proper phasing 4 Connect the ground wire to the ground lug see Figures 11 and 12 which is in the middle left of the enclosure Product Description Figure 11 High voltage connections 60Hz High Voltage Connections 60Hz La Field High Voltage Connection FP Power Block CONDUCTORS ONLY Transformer 2 Ground di Lug N de A 5 0 o o D 2 olloliS isconnect L Switch Ca O Cal bala S OO oo oo gp Al T I r il I I I L E L Fuse Block U T Ol D d IOI D Transformer 1 e i E LS Ida edel je e J fe IC h il IBH Laa s NaN GOA ES Te
36. the fluid level is above the NORMAL line release water by opening the hose bib until the level reaches the NORMAL line b Ifthe fluid level is below the NORMAL line open Valve 2 until the level reaches the NORMAL line Turn the system on pumps will be in operation and continue to vent air for 24 hours to remove as much air as possible schrader vents Note Add water as necessary to maintain a normal level reading on the clear tube When the system is mostly air free close ALL air vents tighten caps securely this includes vents at each rack Figure 18 and auto air vents on the main headers Conduct a Fluid Pressure Test a Shut off the ball valve on the standpipe pressure gauge to avoid overpressurization see Figure 17 b Pressure test the system with water at city pressure for six hours or according to local codes c Check for leaks Add a water corrosion inhibitor The use of a closed system treatment CST is strongly recommended CST is available from TERLYN INDUSTRIES at 800 200 4112 or www terlyn com Additional treatment might be required after six to 12 months of operation depending on the quality of your water Note Many parameters contribute to water corrosion and erosion and the requirements stated above do not guarantee 100 corrosion and erosion prevention However when these parameters are met and a corrosion inhibitor is used the possibility of corrosion and erosion in the closed loop water system
37. the information in the microprocessor Enter bottom right 16 Operation 3 2 3 2 1 3 2 2 3 2 3 Main Menu MENU Key Press the MENU key to display the Main Menu The menu selections are SETPOINTS gt STATUS ACTIVE ALARMS ALARM HISTORY TIME gt DATE SETUP OPERATION SETPT PASSWORD SERVICE PASSWORD CALIBRATE SENSOR ALARM ENABLE ALARM TIME DELAY COMMON ALARM ENABLE e CUSTOM ALARMS CUSTOM TEXT DIAGNOSTICS END OF MENU Viewing or Changing Settings To access a menu option 1 Use the up or down arrow key to scroll to the menu option 2 Press the ENTER key to view the current setting 3 To change the setting use the up or down arrow key 4 Press ENTER to save the change SETPOINTS Selecting SETPOINTS from the Main Menu will display the following menu items MIN TEMP SP HI FLD TEMP Scroll through this submenu by using the up or down arrow key Press ENTER to select a particular function To change a particular value press ENTER then use the up and down arrow keys to change the value When the value has been changed press ENTER to store the value For example to change the MIN TEMP SP a From the main status display press MENU Scroll to the SETPOINTS using the up or down arrow key Press ENTER to select the SETPOINTS submenu Scroll to MIN TEMP SP using the up or down arrow key Press ENTER mono C g Press ENTER to store
38. trollers when more modules are added Table 2 Fixed flow bypass controller requirements Number of XDWR Units Number of Fixed Flow Bypass Controllers Required on XDWP Circuit P N 184181G1 Nominal Flow 6 gpm 23 Ipm 1 2 2 1 3 12 0 13 Piping 2 7 2 7 1 2 7 2 2 7 3 Filling Instructions This section provides detailed instructions on how to properly fill the XDWP Check for Proper Installation of Components and Workmanship 1 Confirm that the flow directions of Figure 16 XDWP filling components field installed components are correct 2 Confirm that all isolating valves are open keep the hose bib valve closed when filling 3 Confirm that all auto air vents are E ump1 closed tighten caps if applicable Housing Plug Sightglass 4 Test the water quality when filling the Fill Line system Refer to these desired Ea parameters for minimum corrosion and Housing erosion Plug Conductivity Maximum 5004S cm PH value Minimum 7 0 Suspended No visible particles fi 2 Valve 2 matter Maximum 30 mg L Valve 1 FRONT OF XDWP Taste and smell Normal Conduct Air Pressure Test Figure 17 Standpipe 1 Turn Off power to the unit filling 2 Set the pressure at 150 psig 1034kPa 10 3 bars maximum for at components least 30 minutes or according to local codes 3 Repair any leaks if necessary Water Fill Line Connection NY cy
39. uisance alarms This function specifies the amount of time an alarm must be present before the XDWP recognizes and annunciates the alarm If the alarm condition goes away before the time delay has expired the alarm will not be recognized and the time delay timer will be reset Valve Failure and Loss of Power alarms do not have a programmable time delay COMMON ALARM ENABLE Each individual alarm can be selected to energize or not to energize the common alarm relay If the energize common alarm function is set to YES the relay is energized immediately as the alarm is annunciated and de energized when the alarm condition goes away only after the alarm has been recognized If the alarm is completely DISABLED see 3 2 11 ALARM ENABLE the alarm has no effect on the common alarm relay Use the up and down arrow keys to scroll to a particular alarm press the ENTER key to select it then press ENTER to change the state Yes or No CUSTOM ALARMS This is the menu where the user selects the alarm message that will be displayed when there is an input to the customer alarm input on the control board This menu has four choices one user defined custom message see 3 2 15 CUSTOM TEXT for details and three preprogrammed messages SMOKE DETECTED CUSTOM 1 a user may enter a custom text message that will replace the text CUSTOM 1 WATER FLOW LOSS STANDBY UNIT ON 1 Press the ENTER key to access the menu 2 Use the up or down arrow
40. ween the XDWP and the XDWR according to site specific documentation and the configuration guide for the XDWR unit Elbows and restrictions should be minimized to get good fluid flow Table 1 Supply and return requirements for XDWR loop Maximum Total Nominal Pipe Size Equivalent Length inches mm ft m Piping Material 2 5 64 75 23 Type L Copper 3 76 150 46 Copper or Sch 40 Steel 3 5 89 300 91 Copper or Sch 40 Steel 2 2 Air Bleeders Install air bleeders at each high point in the piping circuits 2 3 Insulation To avoid the risk of condensation all piping between the XDWP and the XDWR that are not in a con ditioned space shall be insulated 2 4 System Schematic For complete system schematic for a system with the XDWP see site specific documentation and manuals for the XDWR 12 Piping 2 5 Piping Details Shutoff Isolation Valves To allow for maintenance of the XDWP isolation valves are installed on the supply and return pipes for both the chilled water circuit and the coolant circuit connected to the XDWP see Figure 15 Figure 15 Piping details 2 6 AAA 9 A Building CW Return 8 x A Pa Building CW Supply Isolation S Valves El Floor pe oa NOTE Tf the chilled water supply is an open loop system Liebert strongly recommends installing a 20 40 mesh strainer on the supply li
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