Vertiv Liebert DSE Packaged 400 Installer/User Manual Download Page 4

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8.5.5 Compressor Electrical Failure (Motor Burnout)

8.5.6 Replacing a Compressor with Electrical Failure (Motor Burnout)

8.5.7 Compressor Mechanical Failure

8.5.8 Replacing a Compressor with Mechanical Failure

8.5.9 Refrigerant Piping and Charging

8.5.10 Refrigerant Charge Requirements for Air Cooled Systems

8.5.11 Additional Oil Requirements for Scroll and Digital Scroll Compressors

8.5.12 Evacuation, Leak Testing, and Charging

8.6 General Condenser Maintenance

8.7 Condenser Cleaning

8.7.1 When to Clean the Condenser Coil

8.7.2 What to Use to Clean the Condenser Coil

8.7.3 Cleaning the Condenser Coil

8.7.4 Cleaning the Condenser Fan

8.8 Replacing the Condenser Fan

8.8.1 Verifing the Fan Address

8.9 Replacing the Premium Efficiency Control Board

8.9.1 Preparing to Replace the Board

8.9.2 Installing the Replacement Board

8.10 Pumped Refrigerant Economizer (PRE)

9 Preventive Maintenance Checklist

Appendices

Appendix A: Technical Support and Contacts

Appendix B: Submittal Drawings

Vertiv | DSE Packaged Solution Installer/User Guide |

Summary of Contents for Liebert DSE Packaged 400

Page 1: ...Liebert DSE Packaged Solution Installer User Guide 400 kW to 500 kW...

Page 2: ...sclaims all liability for damages resulting from use of this information or for any errors or omissions Refer to other local practices or building codes as applicable for the correct methods tools and...

Page 3: ...onnections 21 6 Checklist for Completed Installation 29 6 1 Moving and Placing Equipment 29 6 2 Electrical Installation Checks 29 6 3 Other Installation Checks 29 6 4 BMS and Sensor Installation Check...

Page 4: ...General Condenser Maintenance 46 8 7 Condenser Cleaning 46 8 7 1 When to Clean the Condenser Coil 46 8 7 2 What to Use to Clean the Condenser Coil 46 8 7 3 Cleaning the Condenser Coil 46 8 7 4 Cleani...

Page 5: ...nside the unit The line side of this switch contains live high voltage The only way to ensure that there is NO voltage inside the unit is to install and open a remote disconnect switch Refer to unit e...

Page 6: ...r side of the center of gravity indicator Use the center of gravity indicators on the unit to determine the position of the slings Unit weights are listed in Table 3 3 on page 16 and Table 3 4 on page...

Page 7: ...he fan assembly Use ladders rated for the weight of the fan assembly and technicians if used during installation Refer to handling lifting and or installation equipment operating manual for manufactur...

Page 8: ...system extreme care must be used when opening systems during service If water is absorbed into the POE oil it will not be easily removed and will not be removed through the normal evacuation process...

Page 9: ...ber Digits 11 to 36 Example 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 36 0 H 0 8 1 6 L 0 U 0 P A A P Table 2 2 DSE 400 kW 500 kW Packaged Solution Configuration Number Digits 11 to 36 Example DSE 4...

Page 10: ...4 in 9 MERV 11 4 in Digit 15 Coil Option 1 Non coated evaporator coil non coated condenser coil Digit 16 Enclosure Option 6 Liebert standard pebble gray color Digit 17 High voltage option L Locking di...

Page 11: ...or B 2 For controls power if Digit 22 0 there is no power buffer Table 2 3 DSE Packaged Solution Model Number Digit Definitions continued 2 2 Component Location The unit component locations are descr...

Page 12: ...3 Air Flow Configurations Figure 2 1 Perimeter Unit Air Flow Configuration Item Description 1 Return air from data center 2 Supply air to data center Vertiv DSE Packaged Solution Installer User Guide...

Page 13: ...Figure 2 2 Rooftop Unit Air Flow Configuration Item Description 1 Return air from data center 2 Supply air to data center 2 Nomenclature and Components 9...

Page 14: ...data center 2 Supply air to data center Document Number Title DPN004598 AirflowSchematic Perimeter Unit DPN004190 Component Location Rooftop Unit DPN004592 Component Location Rooftop DrawThrough Unit...

Page 15: ...unit concrete or other type has a flat regular surface and is adequate to support the unit operating weight Verify that adequate water control drain system is in place If connecting the drip pan clea...

Page 16: ...at any appropriate sealing material is applied between the unit and the curb to provide water and air tight connections in accordance with the design of the curb Sealing materials cannot interfere wit...

Page 17: ...nd local electrical codes See Electrical Field Connections on page 21 for the details Plan the routing of wiring and duct work to the unit Refer to the appropriate electrical connection drawings for y...

Page 18: ...Units Item Description 1 Water drain connection for evaporator drip pan Accessed by removing the floor panel above it Next to the compressor compartment 2 Location of the drip pan clean out line in th...

Page 19: ...5 Operating Conditions The Liebert DSE Packaged Solution must supply air to a conditioned space within the operating envelope that ASHRAE recommends for data centers Operating the DSE Packaged Solutio...

Page 20: ...ir side temperature differential at full load is 25 F 14 C Table 3 2 Application Envelope for DP400 500 Operating outside this envelope can decrease equipment reliability NOTE When running above 77 F...

Page 21: ...prepare the unit for installation Carefully inspect all items for visible or concealed damage Report damage immediately to the carrier and file a damage claim with a copy sent to Vertiv or to your sa...

Page 22: ...Figure 4 1 Lugs to Attach Rigging to a Perimeter Unit Configuration Item Description 1 Lugs to attach rigging Typical both sides Vertiv DSE Packaged Solution Installer User Guide 18...

Page 23: ...Figure 4 2 Lugs to Attach Rigging to a Rooftop Unit Configuration Item Description 1 Lugs to attach rigging Typical both sides 4 Equipment Inspection and Handling 19...

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Page 25: ...side of this switch contains live high voltage The only way to ensure that there is NO voltage inside the unit is to install and open a remote disconnect switch Refer to unit electrical schematic Foll...

Page 26: ...sors from running backward We recommend checking the unit s phasing with proper instrumentation to ensure that power connections were made correctly We also recommend verifying discharge and suction p...

Page 27: ...Figure 5 1 Low Voltage BMS Wiring to Unit in Main Electrical Enclosure Item Description 1 Lowvoltage BMS wiring to unit 5 Electrical Field Connections 23...

Page 28: ...Figure 5 2 Location of iCOM Master Board and iCOM Slave Board Item Description 1 iCOM master control board 2 iCOM slave control board Vertiv DSE Packaged Solution Installer User Guide 24...

Page 29: ...3 Low Voltage iCOM vNSA Switch Wiring to Unit in Main Electrical Enclosure Item Description 1 Location of the connection for CAT5 cable from Liebert VNSAICOM8 network switch 5 Electrical Field Connec...

Page 30: ...ower Feed Connection for Low Voltage Controls in Main Electrical Enclosure Item Description 1 Location of the connection for the power feed from the optional 120 V UPS Vertiv DSE Packaged Solution Ins...

Page 31: ...led Return Air Temperature and Humidity Sensor RA and 2T CANbus Cable Connection in Main Electrical Enclosure Item Description 1 2T CANbus cable connector inside the main electrical enclosure 5 Electr...

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Page 33: ...tached to unit and building structure and any openings around supply and return duct connections are sealed 3 Filters installed 4 Check fasteners that secure the evaporator fan motors 5 All fans are f...

Page 34: ...Vertiv DSE Packaged Solution Installer User Guide 30 This page intentionally left blank...

Page 35: ...e been specially trained in the installation of air conditioning equipment and who are wearing appropriate OSHA approved PPE NOTICE Risk of improper electrical connection of three phase input power Ca...

Page 36: ...Vertiv DSE Packaged Solution Installer User Guide 32 This page intentionally left blank...

Page 37: ...moving the covers to any equipment may expose personnel to lethal voltages within the unit even when it is apparently not operating and the input wiring is disconnected from the electrical source WARN...

Page 38: ...with flying objects Can cause serious injury or death Do not leave unsecured objects or tools in the fan s bay after performing maintenance operations Re install all panels before starting up this un...

Page 39: ...aporative section and filter replacement 8 2 Filters NOTICE Risk of improper filter installation Can cause filter collapse and airflow reduction To maximize the performance and reliability of the equi...

Page 40: ...operate the unit with any or all cabinet panels removed 1 Enter the unit through the service access door and locate the supply side air filters in front of the heat exchanger 2 Using the slot on the...

Page 41: ...nicians to replace or perform maintenance on the EC fans WARNING Risk of contact with high speed rotating fan blades Can cause serious injury or death Open all local and remote electric power supply d...

Page 42: ...Vertiv Technical Support at 1 800 222 5877 8 4 Electronic Expansion Valve EEV Maintenance The EEV controls superheat through the Liebert iCOM controls by actively measuring suction pressure via a tra...

Page 43: ...n reusable packaging and the original compressor should be returned in the same packaging 8 5 3 Rotalock Valve on Digital Scroll Compressors WARNING Risk of explosive discharge of high pressure refrig...

Page 44: ...system clean out is required If not cleaned compressor and system problems will continue Consult the factory for compressor maintenance Do not attempt to remove the compressor without first contacting...

Page 45: ...pressure switch These devices look similar and they must be reinstalled in their original location 8 5 7 Compressor Mechanical Failure If mechanical failure of the compressor has occurred only the co...

Page 46: ...alve for repairs unless a pressure relief valve is field installed in the line between the isolation valve and the check valve The pressure relief valve must be rated 5 to 10 higher than the system de...

Page 47: ...mix polyolestor POE and mineral based oils Do not mix oils of different viscosities Consult your Vertiv sales representative visit https www Vertiv com en us support or contact the compressor manufac...

Page 48: ...e pressure after 2 hours When the three checks are complete remove the jumper hose from the service valve fitting and the condenser and proceed to Charging Air Cooled Systems below Charging Air Cooled...

Page 49: ...o operate e Repeat Step 7 for Compressor Circuit 2 8 Check the refrigerant level in the refrigerant level sight glasses on each receiver after the unit has been operating for at least 15 minutes 9 Adj...

Page 50: ...NOTICE Risk of improper cleaning agent selection including non base paint solvents Can cause building and equipment damage and loss of refrigerant charge Using acid based or sodium hydroxide based cle...

Page 51: ...Open all local and remote electric power supply disconnect switches verify with a voltmeter that power is Off and wear appropriate OSHA approved personal protective equipment PPE per NFPA 70E before w...

Page 52: ...iate OSHA approved PPE to avoid injury and dropping the fan module during removal Equipment used in handling lifting and or installing the fan assembly must meet OSHA requirements Use handling lifting...

Page 53: ...f cable s outer jacket should only extend far enough into the enclosure to make the electrical connections 3 Not used on last fan 4 Communication cable connection to the next fan Not used on last fan...

Page 54: ...el Condenser Item Description 1 Wiring terminal detail 2 Communication cable from the previous fan or from the electric box 3 Communication cable connected to the next fan not used on the last fan 4 N...

Page 55: ...5 Use lifting equipment or an adequate number of personnel to remove the EC fan from the condenser NOTE A spreader bar may be required for the lifting equipment if only one technician is performing t...

Page 56: ...r the board NOTE The complete list of P C and F parameters is located inside the lid of the electrical box panel Item ID Meaning Default Notes P01 Enter Preparation Mode 0 Setting this value to 1 enab...

Page 57: ...are P23 Fan 1 P27 Fan 2 P28 Fan 3 P29 Fan 4 31 Wait 30 seconds 32 Use the UP or DOWN arrow button to select one of the following parameters The correct parameter depends on the supplier of the fan tha...

Page 58: ...Manual Control configuration parameter press the ENT button 5 Use the UP or DOWN arrow button to select 0 6 Press the ENT button The reads 888 if the command is accepted 7 Press the ESC button to disp...

Page 59: ...l instructions verify that all the parts are included and check the nameplate to be sure the voltage matches available utility power The Liebert controller does not isolate power from the unit even in...

Page 60: ...Figure 8 7 Jumper Locations on Control Board Item Description 1 J4 RS485 service termination jumper 2 J6 Canbus termination jumper 3 J5 4 J2 Vertiv DSE Packaged Solution Installer User Guide 56...

Page 61: ...to the C menu and press the UP or DOWN arrow button to read and record the values for C03 09 and C27 5 Record all of the DIP switch positions for the CANbus DIP switch package Retain these for settin...

Page 62: ...op of the old label covering the old label with the new one 21 Verify that the control board is reading pressure and temperature 22 Verify that there are no communication alarms with the fans or with...

Page 63: ...ized service personnel extended service contracts and factory certified replacement parts Contact your local sales representative for more details Check all that apply Evaporator Filters c Replace che...

Page 64: ...____Circuit 4 ___________ c Check low pressure cut in Circuit 1 ___________ Circuit 2 __________ Circuit 3 _________Circuit 4 ___________ c Check high pressure cut out Circuit 1 ___________ Circuit 2...

Page 65: ...______ L2 ______________ L3 _______________ 2 L1 _______________ L2 ______________ L3 _______________ 3 L1 _______________ L2 ______________ L3 _______________ 4 L1 _______________ L2 ______________ L...

Page 66: ...our records Compare readings information to previous maintenance worksheet To locate your local Vertiv representative for Vertiv engineered parts check https www Vertiv com en us support or Call 1 800...

Page 67: ...iebert Thermal Management Products 1 800 543 2778 Liebert Channel Products 1 800 222 5877 Liebert AC and DC Power Products 1 800 543 2378 A 2 Locations United States Vertiv Headquarters 1050 Dearborn...

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Page 69: ...004465 Equipment Floor Plan Layout for Perimeter and Rooftop Units DPN004653 Equipment Floor Plan Layout for Rooftop DrawThrough Units DPN004148 Cabinet and Anchor Dimensional Data DPN004326 Drip Pan...

Page 70: ...GRAM LIEBERT DSE PACKAGED SOLUTION Main Electrical Cabinet Liebert EconoPhase Compressor Compartment Liebert EconoPhase Condenser Electrical Cabinet Condenser Fans Blowers Air Filters Evaporator Coil...

Page 71: ...RAM LIEBERT DSE PACKAGED SOLUTION Main Electrical Cabinet Liebert EconoPhase Compressor Compartment Automatic Transfer Switch optional Liebert EconoPhase Condenser Electrical Cabinet Blowers Motors Ai...

Page 72: ...denser Fans Condenser Coils Condenser Electrical Cabinet Customer Disconnect Enclosure Liebert EconoPhase Main Electrical Cabinet Liebert EconoPhase Compressor Compartment Air Fliters Drip Pan Evapora...

Page 73: ...ply Air to Data Center 101 2565mm 27 1 2 698mm 31 3 4 805mm 123 1 4 3132mm 11 279mm 66 1 8 1680mm Optional Factory Installed Gravity Damper Optional Factory Installed Gravity Damper not shown for clar...

Page 74: ...REV4 AIRFLOW SCHEMATIC LIEBERT DSE PACKAGED SOLUTION Front of Unit 1 1 2 37mm 2 51mm 2 1 8 54mm 151 7 8 3858mm 31 3 4 805mm Duct Opening Notes 1 Duct Flange supplied by others 2 Perimeter available to...

Page 75: ...C LIEBERT DSE PACKAGED SOLUTION Return Air from Data Center Supply Air to Data Center Left Side of Unit Bottom of Unit Left Side of Unit Notes 1 Seal all ducts 38 1 4 971mm Supply Duct 43 1 2 1105mm R...

Page 76: ...Form No DPN001040_REV4 AIRFLOW SCHEMATIC LIEBERT DSE PACKAGED SOLUTION Return Air from Data Center Supply Air to Data Center 45 1 4 1150mm Return 59 3 8 1508mm Supply 33 1 2 851mm 148 7 8 3782mm Typ S...

Page 77: ...point is at different height than shown Refer to submittal DPN004960 for more information 4 For low voltage and communication wiring entry points please refer to DPN004960 for more information Gratin...

Page 78: ...Electrical Panel Customer Disconnect Enclosure EconoPhase 2 EconoPhase 1 Compressor Cabinet 1 Compressor Cabinet 2 42 1067mm 42 1067mm 42 1067mm 42 1067mm 39 1 2 1003mm 24 609mm Door Clearance Custome...

Page 79: ...l Top View Light Fixtures Inside Evaporator Cabinet 4 total Light Switch Cabinet VFD 1 VFD 2 VFD 3 VFD 4 Fan 1 Fan 2 Fan 3 Fan 4 Side View Customer Disconnect Enclosure EconoPhase Compressor Cabinet S...

Page 80: ...oint is at different height than shown Refer to submittal DPN004960 for more information 4 For low voltage and communication wiring entry points please refer to DPN004960 for more information Grating...

Page 81: ...ectrical Panel Customer Disconnect Enclosure EconoPhase 2 EconoPhase 1 Compressor Cabinet 1 Compressor Cabinet 2 42 1067mm 42 1067mm 42 1067mm 42 1067mm 39 1 2 1003mm 24 609mm Door Clearance Customer...

Page 82: ...ON Light Switch Cabinet Fan 1 Top Fan 4 Bottom Fan 2 Top Fan 3 Bottom Customer Disconnect Enclosure EconoPhase Compressor Cabinet Light Fixture Below Condensor Section Light Fixture Inside Evaporator...

Page 83: ...ctrical Box and component access 8 203mm Typ Shaded area indicates recommended minimum clearance between units for unit removal or evaporator coil replacement 20 6m Shaded area indicates recommended m...

Page 84: ...mounting holes of 5 8 diameter provided for anchorage Mounting requirement details such as brand type embedment depth concrete strength wall bracing and special inspection must be outlined and approve...

Page 85: ...NOUT ACCESS LOCATION LIEBERT DSE PACKAGED SOLUTION Bottom View showing Clean Out line location 7 3 8 186mm 112 1 4 2852mm Rear of Unit Factory provided Clean Out line can be accessed by removing floor...

Page 86: ...minimum clearance between units for unit removal or evaporator coil replacement See Vertiv representative for adjustment to condenser air flow Shaded area indicates recommended minimum clearance to be...

Page 87: ...n must be outlined and approved by the project Structural Engineer of Record 3 Structural floors and housekeeping pads must be designed and approved by the project Structural Engineer of Record to wit...

Page 88: ...ar of Unit 68 5 8 1743mm 3 5 8 92mm Notes 1 The drain should be trapped to prevent outdoor air from being pulled in to the unit and constructed per local code 2 Vertiv recommends the installation of t...

Page 89: ...e located on top of the locking disconnect switch See side of disconnect switch for wire range and tightening torque Three phase service not provided by Liebert Wire range and tightening torque will v...

Page 90: ...ELD CONNECTIONS LIEBERT DSE PACKAGED SOLUTION DP400 500 DEFINITIONS AND LOCATIONS SINGLE POWER INPUT 3 4 A A B B C C DOOR CLOSED DOOR REMOVED FOR CLARITY LOCKED ACCESS HANDLE REQUIRES KEY TO OPEN CIRC...

Page 91: ...disconnect size Refer to label on side of disconnect 4a EARTH GROUND CONNECTION FOR SOURCE 1 MAIN UNIT POWER Terminal for field supplied Source 1 earth grounding wire Earth grounding required for Lieb...

Page 92: ...EBERT DSE PACKAGED SOLUTION B B A A 3a 3b 4a 4b C C DP400 500 DEFINITIONS AND LOCATIONS DUAL POWER INPUT DOOR CLOSED DOOR REMOVED FOR CLARITY LOCKED ACCESS HANDLE REQUIRES KEY TO OPEN CIRCUIT BREAKER...

Page 93: ...en dry contact is closed across terminals 84 85 for remote indication 1 AMP 24VAC max load Use field supplied Class 1 wiring 15 REMOTE ANALOG INPUTS Terminals for field supplied normally open contacts...

Page 94: ...r 20 ETHERNET UNIT TO UNIT CONNECTION P64 RJ 45 connection for connecting to other units Use Class 5 shielded cable Supplied by other NOTE All low voltage terminal connections are spring cage with a w...

Page 95: ...REV 0 REV DATE 4 29 2019 Form No DPN001040_REV4 ELECTRICAL FIELD CONNECTIONS LIEBERT DSE PACKAGED SOLUTION SECTION A A 6 8 5 27 7 DP400 500 DEFINITIONS AND LOCATIONS DPN004960 Page 7 11...

Page 96: ...REV4 ELECTRICAL FIELD CONNECTIONS LIEBERT DSE PACKAGED SOLUTION SECTION B B 26 25 16 13 11 9 12 10 24 23 21 22 14 FACTORY USE ONLY SURGE PROTECTION DEVICE FROM ITEM 18 17 15 20 GROUND BAR DP400 500 DE...

Page 97: ...REV 0 REV DATE 4 29 2019 Form No DPN001040_REV4 ELECTRICAL FIELD CONNECTIONS LIEBERT DSE PACKAGED SOLUTION SECTION C C FACTORY USE ONLY 18 19 DP400 500 DEFINITIONS AND LOCATIONS DPN004960 Page 9 11...

Page 98: ...D D SECTION D D 11 1 2 293 NOTES 1 LOCATION DEPENDS ON ENTRY KIT CHOSEN AT TIME OF ORDER 2 5 1 4 133 x 5 1 4 133 AREA FOR KNOCKOUTS PROVIDED KNOCKOUTS TO BE DONE ON SITE BY INSTALLER 3 8 203 x 9 229...

Page 99: ...W D D SECTION D D NOTES 1 LOCATION DEPENDS ON ENTRY KIT CHOSEN AT TIME OF ORDER ONLY ONE LOCATION IS REQUIRED 2 4 1 4 108 x 6 152 AREA FOR KNOCKOUTS PROVIDED KNOCKOUTS TO BE DONE ON SITE BY INSTALLER...

Page 100: ...40_REV4 SERVICE DOOR ACCESS LIEBERT DSE PACKAGED SOLUTION Rear of Unit 120V Convenience Outlet Separate 120V Field Supplied power feed located in Customer Connection Enclosure for lights and convienie...

Page 101: ...THRU ROOFTOP UNIT Form No DPN001040_REV4 SERVICE DOOR ACCESS LIEBERT DSE PACKAGED SOLUTION 120V Convenience Outlet Separate 120V Field Supplied power feed located in Customer Connection Enclosure for...

Page 102: ...REV 0 REV DATE 10 15 19 DPN005150 Page 2 2 400 500kW DRAW THRU ROOFTOP UNIT Form No DPN001040_REV4 SERVICE DOOR ACCESS LIEBERT DSE PACKAGED SOLUTION Front of Unit Access to VFDs Supply Fans Motors...

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Page 104: ...Vertiv DSE Packaged Solution Installer User Guide...

Page 105: ...s and logos referred to are trade names trademarks or registered trademarks of their respective owners While every precaution has been taken to ensure accuracy and completeness herein Vertiv Group Cor...

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