Liebert® DSE™ - Emerson Network Power
Contents
1. E1 Electrical Connection High Volt 113 2870 42 1 2 1080 2 1 2 2 1 2 E2 Electrical Connection High Volt 110 2794 42 1 2 1080 2 1 2 2 1 2 LV1 Electrical Connection Low Volt 2 1 2 64 36 914 7 8 7 8 LV2 Electrical Connection Low Volt 2 1 2 64 37 1 2 952 7 8 7 8 LV3 Electrical Connection Low Volt 2 1 2 64 39 991 7 8 7 8 B Blower Outlet 5 1 8 131 44 1117 93 x41 2362 x 1041 93x41 2362 x 1041 Source DPN002312 Rev 4 Pg 2 Liebert DSE DA165 Supplement 20 Piping Schematic NOTES 21 Liebert DSE DA165 Supplement Piping Schematic Liebert DSE DA165 Supplement 22 COMPLIANCE WITH EUROPEAN UNION DIRECTIVES Fabbricante Manufacturer Hersteller Fabricant Fabricante v Fabricante Tillverkare Fabrikant Valmistaja Produsent S Fabrikant Kataoxevaotnt Producent E M E R O N Liebert Corporation 1050 Dearborn Drive Box 29186 Columbus OH 43229 USA ll Produttore dichiara che se munito di marchio CE il prodotto conforme alle direttive dell Unione europea The Manufacturer hereby declares that this product when bearing the CE mark conforms to the European Union directives Der Hersteller erkl rt hiermit dass das vorliegende Produkt sollte es die CE Kennzeichnung tragen den folgenden Richtlinien der Europ ischen Union entspricht Le fabricant declare par la pr sente gue2. B Rev 3 54 3 8 1381mm Table 5 Cabinet and anchor dimensions MCL165 and MCL220 with receivers Liebert No Dimensions Leg Height Model A in mm in mm in mm in mm E in mm Fs G H MCL165 3 180 1 4 73 76 168 1 4 110 1 2 56 1 8 18 35 7 8 43 5 8 4578 1866 4274 2806 1425 457 911 1108 MCL220 4 236 5 16 129 9 16 224 3 8 110 1 2 112 1 4 36 53 7 8 61 5 8 6003 3291 5699 2806 2851 914 1368 1565 Cross bracing required for legs longer than 18 457mm varies per model and options selected 48 65 7 8 73 5 8 Source DPN002415 Rev 1219 1673 1870 60 77 718 85 5 8 1524 1978 2175 9 Liebert DSE DA165 Supplement Liebert DSE Dimensions and Weights Figure 4 Required receiver mounting MCL165 MCL220 units left side mounting outlet receiver Receiver Mounting Holes Single Circuit DETAIL A Trim piping as needed 13 12 2 tL 11 23 285 3mm i i 36 64 3 Notes Clearance reguired for Use Items 15 and 16 as needed viewing sight glass for mounting Item 1 o o Item 12 to be used MCL 165 units Cross Bracing Item 13 to be used on MCL220 units Not Shown Small receiver shown Actual receiver size may vary DPN002554 ss Pg 1 Rev 3 Item
3. 5 Liebert DSE DA165 Supplement Air Cooled Systems Table 2 Electrical data Voltage Reheat and Humidifier Humidifier Only Reheat Only No Reheat No Humidifier VAC FLA WSA OPD FLA WSA OPD FLA WSA OPD FLA WSA OPD 380 130 4 137 0 150 130 4 137 0 150 118 2 128 1 150 118 2 124 8 150 460 105 5 110 7 125 105 5 110 7 125 95 8 106 6 110 93 9 99 1 110 575 86 2 90 3 100 86 2 90 3 100 75 6 84 0 90 74 6 78 7 90 Liebert DSE DA165 Supplement 6 Liebert DSE Dimensions and Weights 3 0 LIEBERT DSE DIMENSIONS AND WEIGHTS Table 3 Shipping dimensions and weights domestic and export Domestic Packaging Export Packaging Dimensions Weight Dimensions Weight Model L x WxH in mm Ib kg L x WxH in mm Ib kg DA165 153 x 54 x 85 3785 153 5 x 54 5 x 83 5 3991 3886 x 1372 x 2159 1717 3899 x 1384 x 2121 1810 Figure 1 Cabinet and floor planning dimensions downflow air cooled DA165 tandem scroll compressor models Filter Plenum shipped separately Filters are removed Secondary Refrigerant though the front of Piping Entrance the plenum 117 11 16 Openin 48 2989mm PENI EN 1219 ea 2m es A7 1194mm 42 1067mm Striated area indicates 1143mm Opening the recommended minmum clearance for component access Al 610mm 19mm Bezels Sha
4. 18 5 3 Dehydration Leak Test and Charging Procedures for R 410A 18 5 3 1 Air Cooled Condenser Premium Efficiency Control PCB version 18 6 0 PIPING SE ERE RE 19 COMPLIANCE WITH EUROPEAN UNION DIRECTIVES INSIDE BACK COVER Figure 1 Figure 2 Figure 3 Figure 4 Figure 5 Figure 6 Figure 7 Figure 8 Figure 9 Table 1 Table 2 Table 3 Table 4 Table 5 Table 6 Table 7 Table 8 Table 9 Table 10 Table 11 Table 12 FIGURES Cabinet and floor planning dimensions downflow air cooled DA165 tandem scroll compressor models ee W yi she re AR e ur md dab daya d y dade dads Floor stand and floor planning dimensions downflow Condenser planning dimensions MCL165 and 1220 Reguired receiver mounting MCL165 MCL220 units left side mounting outlet receiver Required receiver mounting MCL165 MCL220 units right side mounting outlet receiver Electrical connection locations for DA165 downflow Electrical field connections for DA165 downflow 1 Piping schematic air cooled DA165 models Primary connection locations downflow air cooled DA165 scroll compressor models TABLES Performan
5. 90 106 122 138 283 5 737 1 1190 7 1644 3 2097 9 2551 5 3005 3458 6 3912 2 Consult your Emerson representative for system charges over 200 Ib 90 7kg NOTICE Risk of improper compressor lubrication Can cause compressor and refrigerant system damage reduced or loss of cooling capacity and voiding of the compressor warranty Use only the oil types viscosities and quantities recommended by the compressor manufacturer See the Liebert DSE user manual SL 18925 for compressor oil types Do not mix polyolester POE and mineral based oils Do not mix oils of different viscosities Consult Emerson or the compressor manufacturer if questions arise Dehydration Leak Test and Charging Procedures for R 410A Air Cooled Condenser Premium Efficiency Control PCB version The Liebert Premium Efficiency Control PCB version condenser is required for air cooled Liebert DSE models The Electronically Commutative EC fan control system utilizes a Premium Efficiency Control PCB board EC fan motor s operating from 0 to 10096 rpm based on refrigerant head pressure and refrigerant pressure transducer s The PCB board determines frequency changes required to adjust the EC fan speed based on refrigerant head pressure The PCB board EC fan s and transducer s are factory wired Multiple fan dual refrigeration circuit condensers adjust fan speed independently to match each circui
6. Customer alarm inputs Terminals for field supplied normally open contacts having a minimum rating of 75VA 24VAC between Terminals 24 and 50 51 55 56 Use field supplied Class 1 wiring Terminal availability varies by unit options Common alarm On any alarm normally open dry contact is closed across Terminals 75 and 76 for remote indication 1 AMP 24VAC maximum load Use field supplied Class 1 wiring Heat rejection interlock On any call for compressor operation normally open dry contact is closed across Terminals 70 and 71 Circuit 1 230 Circuit 2 to heat rejection eguipment 1 AMP 24VAC maximum load Use field supplied Class 1 wiring CANbus Connector Terminal block with 49 1 CAN H and 49 3 CAN L The terminals are used to connect the CANbus communication cable provided by others from the indoor unit to the Liebert MC Condenser Premium Model and Optional PRE unit CANbus Cable CANbus cable provided by others to connect to the outdoor condenser Cable must meet the following specifications Conductors 22 18AWG stranded tinned copper Twisted pair minimum eight twists per foot Braided shield or foil shield with drain wire Low capacitance 15pf ft or less UL approved temperature rated to 75 UL approved voltage rated to 300V UV resistant and moisture resistant if not run in conduit Plenum rated NEC type CMP if required by national or local codes me ao op 4 2 Optional Electrical Field Conne
7. Description Quantity 1 Receiver and Bracket Assembly 1 2 Cap Screw HXDIN933M8 1 25x25A2 3 Fender Washer DIN9021 M8x24 A2 4 Lock Nut Hex Nylon Insert M8 7 90 degree Elbow FTGXC 7 8 Copper 8 Copper Formed Tube 1 1 8 N 1 Coupling Copper 1 1 8 13 Coupling Copper 1 1 8 Reducer Copper CXC 1 3 8 x 1 1 8 14 Reducer Copper CXC 1 1 8 x7 8 15 Support Leg 16 Fastener assembly Cap Screw Lock Washer Fender Washer Source DPN002554 Page 1 Rev 3 A sch oa oa J lI BR oo lS Liebert DSE DA165 Supplement 10 Liebert DSE Dimensions and Weights Figure 5 Reguired receiver mounting MCL165 MCL220 units right side mounting outlet receiver Receiver Mounting Holes lt a Single Circuit yd N N 1 4 Trim piping as needed DETAIL B N 12 13 Typ 4 Places 4 3 2 8 H 41 43 282 6mm Lf 643 36 1383 1 914 4mm Clearance reguired for Notes viewing sight glass AN his bee i T as needed or mounting Item 1 Cross Bracing fx Item 12 to be used on MCL165 units Not Shown Item 13 to be used on MCL220 units Small receiver shown Actual receiver DPNO02554 size may vary Pg 2 Rev 3 ff Description Guantity 1 Receiver and Bracket Assembly 1 2 Cap Screw HXDIN933M8 1 25x25A
8. orientation of components shown Component location varies by option and unit size Refer to DPNOO2318 for descriptions of numbered callouts eq T Item 10 Installation Conditions 5 D 1 Follow all local installation codes 92 TJ 2 Do not run CAN cables in same conduit raceway or SE chase as high voltage wires 120 600V 3 Separate high volt wires from CAN wires by 12 in 305mm 4 Contact factory for runs greater than 350ft 107m DPNO02317 Pg 2 Rev 4 Liebert DSE DA165 Supplement 14 Piping 5 0 PIPING Risk of internal system corrosion and frozen coolant fluid Can cause eguipment damage and major fluid leaks resulting in serious building damage expensive repair costs and costly system down time Cooling and heat rejection coils heat exchangers and piping systems that are connected to open cooling towers or other open water glycol systems are at high risk of freezing and premature corrosion Fluids in these systems must contain the proper antifreeze and inhibitors to prevent freezing and premature coil piping and heat exchanger corrosion The water or water glycol solution must be analyzed by a competent local water treatment specialist before startup to establish the inhibitor and antifreeze solution reguirement and at regularly scheduled intervals throughout the life of the system to determine the pattern of inhibitor depletion The complexity of water glycol solution condition problems an
9. 2 3 Fender Washer DIN9021 M8x24 A2 4 Lock Nut Hex Nylon Insert M8 5 Clamp Omega 1 1 8 6 7 8 Screw Self Drilling HWH YZ 10 16 x 5 8 90 degree Elbow FTGXFTG 7 8 Copper Copper Formed Tube 1 1 8 9 Copper Formed Tube 1 1 8 12 Coupling Copper 1 1 8 13 Coupling Copper 1 1 8 Reducer Copper CXC 1 3 8 x 1 1 8 14 Reducer Copper CXC 1 1 8 x 7 8 15 Support Leg A INI Alola 16 Fastener assembly Cap Screw Lock Washer Fender Washer Source DPN002554 Page 2 Rev 2 11 Liebert DSE DA165 Supplement Electrical Connections 4 0 ELECTRICAL CONNECTIONS 4 1 Standard Electrical Field Connections DA165 Downflow Models Source DPN002317 Revision 4 refer to Figure 7 for numbered items 1 2 10 Primary high voltage entrance 2 5 64mm 1 75 44mm 1 375 35mm diameter concentric knockouts in bottom of box Primary low voltage entrance Three knockouts each 1 375 35mm diameter in bottom of unit Three phase electrical service Terminals are on top of the disconnect switch Three phase service not by Emerson Earth ground Terminal for field supplied earth grounding wire Earth grounding reguired for Liebert units Remote unit shutdown Replace existing jumper between Terminals 37 and 38 with field supplied normally closed switch having a minimum rating of 75VA 24VAC Use field supplied Class 1 wiring
10. E Field pitch Condensate Drain line a minimum of 1 8 3 2 mm per foot 305 mm All units contain a factory installed condensate trap Do not trap external to the unit Drain line may contain boiling water Select appropriate drain system materials The drain line must comply with all local codes DPNO002312 amp Opening for conduit chase E1 and E2 are openings for conduit for connections to 2 1 2 1 3 4 and 1 3 8 knockouts at electric panel Pg 2 Rev 4 DX with Liebert DX Only EconoPhase X Y Connection Size Point Description inches mm inches mm Opening inches mm R Refrigerant Access 122 5 16 3106 12 1 8 333 19 x 3 3 8 483 x 86 19 x 3 3 8 483 x 86 L1 Liguid Line System 1 140 3554 14 355 1 1 8 Cu Sweat 1 1 8 Cu Sweat L2 Liquid Line System 2 136 11 16 3471 14 355 1 1 8 Cu Sweat 1 1 8 Cu Sweat G1 Hot Gas Discharge 1 127 7 8 3248 13 3 4 348 1 3 8 Cu Sweat 1 3 8 Cu Sweat G2 Hot Gas Discharge 2 124 13 16 3170 13 3 4 348 1 3 8 Cu Sweat 1 3 8 Cu Sweat river ejek d orno humidifier 110 794 35 1 16 891 1 1 8 FPT 1 1 8 CD Condensate Drain an Consult Factory steam generating humidifier W Optional Pump 110 2794 35 1 16 891 1 2 Cu Sweat 1 2 Cu Sweat 1 4 Cu Sweat Consult Factory 1 4 Cu Sweat HUM Humidifier Supply Line HS Hot Water Reheat Supply HR Hot Water Reheat Return 101 1 4 2572 43 1091 Consult Factory
11. Liebert DSE User Manual Supplement 165kW 47 Tons Downflow 60Hz K EMERSON Network Power TABLE OF CONTENTS IMPORTANT SAFETY INSTRUCTIONS ak kk kk uu 1 SAVE THESE INSTRUGTIONS Re ce kk kk kk kk kk kk YR ER kk kk kk kk kk kk kk RE La 1 1 0 PRE INSTALLATION GUIDELINES kk kk kk kk kk kk a a kk a ka uu 4 1 1 Operating Conditions ii 4 1 1 1 Cooling Dehumidification and Humidification KK KK KK KK KK KK KK KK KK 4 Ved 2 Heating p Re ale Am E RR HHHH DRE eer 4 11 3 Humidification Control s ss helbane la FF FF n hme 4 2 0 AIR COOLED SYSTEMS 0404 43 5400 kk kk kk kk a a a a a a a a a a a a a ak a kk a Y kk kk lk kk kk kk 5 2 1 Capacity and Physical KK KK kK kK kK kk kK kk kk 5 3 0 LIEBERT DSE DIMENSIONS AND WEIGHTS 7 4 0 ELECTRICAL CONNECTIONS cococococcococcoco Wo Wo coco Wo Wo Wo Wc hh nn 12 41 Standard Electrical Field Connections DA165 Downflow 12 4 2 Optional Electrical Field Connections DA165 Downflow Models 12 4 3 Optional Low Voltage Terminal Package Connections DA165 Downflow Models 13 5 0 PIPINGG eg EE au durs we e See Es 15 1 Piping Guidelines Air Cooled Units FF 16 5 2 Scroll and Digital Scroll Additional Oil Requirements
12. W Outdoor Ambient Compressor Mode 2 9 80 F DB 62 8 WB 52 3 F DP 26 7 C DB 17 1 C WB 38 RH Total KW kBTUH 154 45 Sensible kW KBTUH 154 45 Net Full Load SCOP kW kW Outdoor Ambient Compressor Mode 2 7 75 F DB 61 1 F WB 52 3 F DP 23 9 C DB 19 8 C WB 45 RH Total kW kBTUH 147 43 Sensible kW kBTUH 147 43 Net Full Load SCOP kW kW Outdoor Ambient Compressor Mode 2 5 FAN SECTION DOWNFLOW MODELS WITH EC FANS Standard Air Volume CFM CMH 0 2 external static 20 000 33980 Operating Fan kW Total for All Fans 8 0 Number of Fans 3 PHYSICAL DATA Evaporator Coil A Frame Copper Tube Aluminum Fins Face Area ft m 56 2 5 2 Rows of Coil 6 Face Velocity FPM m s standard air volume 354 1 8 Reheat Section Electric Three State Stainless Steel Fin Tubular capacity does not include fan motor heat Capacity Standard Selection KW KBTUH 30 0 102 Capacity Optional Selection kW kBTUH 10 0 34 1 HUMIDIFIER SECTION Infrared Humidifier Capacity Ib hr kg hr 22 0 10 0 FILTER SECTION DISPOSABLE TYPE Nominal Size inches 21 5 24 Number 10 LINE SIZES Liquid Line O D Copper 2 per unit up to 300 eg ft 7 8 Hot Gas Line O D Copper 2 per unit up to 300 eq ft 1 3 8 Infrared Humidifier O D Copper 1 4 Condensate Drain FPT 1 1 8 Condensate Drain w Optional Condensate Pump OD 1 2
13. ce data air cooled unit with EC Blectrical datau ss sese Ete heec ete AU ques Shipping dimensions and weights domestic and export Floor stand and floor planning dimensions downflow 165kW 47 ton models Cabinet and anchor dimensions MCL165 and MCL220 with receivers Recommended refrigerant line sizes OD Indoor unit approximate refrigerant charge for R 410A Interconnecting piping refrigerant charge Condenser refrigerant Liebert PR125 PRO85 module charge Condenser ambient selections Additional oil required per refrigerant charge Important Safety Instructions IMPORTANT SAFETY INSTRUCTIONS SAVE THESE INSTRUCTIONS This manual contains important safety instructions that should be followed during the installation and maintenance of the Liebert DSE Model DA165 Read this manual thoroughly before attempting to install or operate this unit For additional information refer to the Liebert DSE user manual SL 18925 Only gualified personnel should move install or service this eguipment A
14. ce produit portant la margue CE est conforme aux directives de l Union europ enne El fabricante declara por la presente gue si este producto lleva el marcado CE es conforme con las directivas de la Uni n Europea O fabricante declara por este meio gue este produto guando ostenta a marca CE est em conformidade com as directivas da Uni o Europeia Tillverkaren tillk nnager harmed att den har produkten nar den r CE m rkt verensst mmer med EU s direktiv De fabrikant verklaart hierbij dat dit product indien het van de CE markering is voorzien conform de EU richtlijnen is Valmistaja vakuuttaa t ten ett mik li tuotteessa on CE merkint se t ytt seuraavien EU direktiivien vaatimukset Produsenten erkl rer herved at dette produktet n r det er CE merket er i samsvar med EU direktiver Producenten erkl rer hermed at dette produkt overholder EU s direktiver n r det b rer CE m rket O Korookguqorn SnAWVEL OTL co AUTO onoio p pet onyavon CE civar HE TLG 06nytec E E 2006 42 2004 108 2006 95 97 23 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 2014 Liebert Corporation All rights reserved throughout the world Specifications subject to
15. change without notice Liebert is a registered trademark of Liebert Corporation All names referred to are trademarks or registered trademarks of their respective owners SL 18931_REV1_03 14 Emerson Network Power Liebert www emerson com Technical Support Service Web Site www liebert com Monitoring liebert monitoring emerson com 800 222 5877 Outside North America 00800 1155 4499 Single Phase UPS amp Server Cabinets liebert upstech emerson com 800 222 5877 Outside North America 00800 1155 4499 Three Phase UPS amp Power Systems 800 543 2378 Outside North America 614 841 6598 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 Zona Industriale Tognana 35028 Piove Di Sacco PD Italy 39 049 9719111 Fax 39 049 5841 257 Asia 29 F The Orient Square Building F Ortigas Jr Road Ortigas Center Pasig City 1605 Philippines 63 2 687 6615 Fax 63 2 730 9572 www EmersonNetworkPower com
16. cial ethylene glycol examples are Dow Chemical Dowtherm SR 1 Union Carbide Ucartherm and Texaco Heat Transfer Fluid 100 when pure is generally less corrosive to the common metals of construction than water itself It will however assume the corrosivity of the water from which it is prepared and may become increasingly corrosive with use if not properly inhibited 15 Liebert DSE DA165 Supplement Piping 5 1 Piping Guidelines Air Cooled Units Indoor unit ships with a nitrogen holding charge Do not vent the evaporator until all refrigerant piping is in place ready for connection to the unit and condenser Use copper piping with a brazing alloy with a minimum temperature of 13509F 732 0 such as Sil Fos Avoid soft solders such as 50 50 or 95 5 Use a flow of dry nitrogen through the piping during brazing to prevent formation of copper oxide scale inside the piping When copper is heated in the presence of air copper oxide forms POE oils will dissolve these oxides from inside the copper pipes and deposit them throughout the system clogging filter driers and affecting other system components A pure dry nitrogen flow of 1 3ft min 0 5 1 5 1 s inside the pipe during brazing is sufficient to displace the air Control the flow using a suitable measuring device Ensure that the tubing surfaces to be brazed are clean and that all burrs have been removed from the ends of the tubes Ensure that all loose material has bee
17. ctions DA165 Downflow Models Source DPN002317 Revision 4 refer to Figure 7 for numbered items 11 12 13 14 15 Factory installed disconnect switch Smoke sensor alarm Factory wired dry contacts from smoke sensor are 91 common 92 NO and 93 NC Supervised contacts 80 and 81 open on sensor trouble indication This smoke sensor is not intended to function as or replace any room smoke detection system that may be required by local or national codes 1A 24VAC maximum load Use field supplied Class 1 wiring Reheat and humidifier lockout Remote 24VAC required at Terminals 82 and 83 for lockout of reheat and humidifier Condensate alarm with condensate pump option On pump high water indication normally open dry contact is closed across Terminals 88 and 89 for remote indication 1A 24VAC maximum load Use field supplied Class 1 wiring Remote humidifier On any call for humidification normally open dry contact is closed across Terminals 11 and 12 to signal field supplied remote humidifier 1A 24VAC maximum load Use field supplied Class 1 wiring Liebert DSE DA165 Supplement 12 Electrical Connections 4 3 Optional Low Voltage Terminal Package Connections DA165 Downflow Models Source DPN002317 Revision 4 refer to Figure 7 for numbered items 16 17 18 19 Remote unit shutdown Two additional contact pairs available for unit shutdown labeled as 37B and 38B 37C and 38C Replace jump
18. d the variations of reguired treatment programs make it extremely important to obtain the advice of a competent and experienced water treatment specialist and follow a regularly scheduled coolant fluid system maintenance program Read and follow individual unit installation instructions for precautions regarding fluid system design material selection and use of field provided devices Liebert systems contain iron and copper alloys that reguire appropriate corrosion protection It is important to have the system running with flow through exchangers maintained at initial system fill for 24 to 48 hours depending on size and system configuration Water chemistry varies greatly by location as do the reguired additives called inhibitors that reduce the corrosive effect of the fluids on the piping systems and components The chemistry of the water used must be considered because water from some sources may contain corrosive elements that reduce the effectiveness of the inhibited formulation Sediment deposits prevent the formation of a protective oxide layer on the inside of the coolant system components and piping The water coolant fluid must be treated and circulating through the system continuously to prevent the buildup of sediment deposits and or growth of sulfate reducing bacteria Proper inhibitor maintenance must be performed in order to prevent corrosion of the system Consult glycol manufacturer for testing and maintenance of inhibitors Commer
19. ded area indicates the required minimum clearance below the unit to lower the fans 144 3658mm into the floor Fans may remain in their shipped position 18 45 457 1143mm Plenum 2388mm Total Height 76 1930mm Base Unit EE 142 3607mm FRONT VIEW E 1 m 45 21 DA165 3565 Ib 1617kg 47 Rev 0 1194mm 7 Liebert DSE DA165 Supplement Liebert DSE Dimensions and Weights Figure 2 Floor stand and floor planning dimensions downflow model 1 1 2 38mm with feet C D A 46 1 2 1181mm With Feet 43 1 2 43 Typ 1105mm 1092mm Center Feet Typ Y 59 174 Center Feet 1184 27 1505mm Center Feet 3010mm 120 314 Center Feet 3067 Ge 3 4 19mm m T Typical SES 1143mm Typical 7 8 23mm Typical T 3 I i 76mm 47 Ew B Typical 1194mm Typical 1 This floor stand should be used when EC fans are intended to be lowered into the floor stand The standard Liebert floor stand can be used if the fans are to remain in their original raised position 2 All paneled sides of unit overhang floorstand 1 25mm 3 The floor stand used with EC units is not symmetrical and proper orientation required for lowering the blowers Unless the floor stand is installed in the correct position the blowers will not lower into the floor stand 4 Jack and jack support are shipped loose and are intended to be placed into po
20. dhere to all warnings cautions and installation operating and safety instructions on the unit and in this manual Follow all operating and user instructions WARNING Arc flash and electric shock hazard Open all local and remote electric power disconnect switches verify that power is off with a voltmeter and wear appropriate personal protective eguipment per NFPA 70E before working within the electrical control enclosure Failure to comply can cause injury or death Customer must provide earth ground to unit per NEC CEC and local codes as applicable Before proceeding with installation read all instructions verify that all the parts are included and check the nameplate to be sure the voltage matches available utility power The Liebert iCOM microprocessor does not isolate power from the unit even in the unit off mode Some internal components reguire and receive power even during the unit off mode of Liebert iCOM control The factory supplied optional disconnect switch is inside 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 electrical schematic Follow all local codes WARNING Risk of explosive discharge from high pressure refrigerant Can cause injury or death This unit contains fluids and gases under high pressure Relieve pressure before w
21. e Cooling and heat rejection coils heat exchangers and piping systems that are connected to open cooling towers or other open water glycol systems are at high risk of freezing and premature corrosion Fluids in these systems must contain the proper antifreeze and inhibitors to prevent freezing and premature coil piping and heat exchanger corrosion The water or water glycol solution must be analyzed by a competent local water treatment specialist before startup to establish the inhibitor and antifreeze solution requirement and at regularly scheduled intervals throughout the life of the system to determine the pattern of inhibitor depletion The complexity of water glycol solution condition problems and the variations of required treatment programs make it extremely important to obtain the advice of a competent and experienced water treatment specialist and follow a regularly scheduled coolant fluid system maintenance program Read and follow individual unit installation instructions for precautions regarding fluid system design material selection and use of field provided devices Liebert systems contain iron and copper alloys that require appropriate corrosion protection It is important to have the system running with flow through exchangers maintained at initial system fill for 24 to 48 hours depending on size and system configuration Water chemistry varies greatly by location as do the required additives called inhibitors that reduce the cor
22. ers with field supplied normally closed switch having a minimum rating of 75VA 24VAC Use field supplied Class 1 wiring Common alarm On any alarm two additional normally open dry contacts are closed across Terminals 94 and 95 and 96 and 97 for remote indication 1 24VAC maximum load Use Class 1 field supplied wiring Main fan auxiliary switch On closure of main fan contactor normally open dry contact is closed across Terminals 84 and 85 for remote indication 1 24 maximum load Use field supplied Class 1 wiring Liebert Liqui tect shutdown and dry contact On Liebert Liqui tect activation normally open dry contact is closed across Terminals 58 and 59 for remote indication Liebert Liqui tect sensor ordered separately 1A 24VAC maximum load Use field supplied Class 1 wiring NOTE Refer to specification sheet for total unit full load amps wire size amps and maximum overcurrent protective device size Figure 6 Electrical connection locations for DA165 downflow models 2 ren mi B d d d Geen een cud B n High Voltage Field Wiring Pathways Wiring Pathways DPNO002317 Pg 1 Rev 4 13 Liebert DSE DA165 Supplement Electrical Connections Figure 7 Electrical field connections for DA165 downflow model Refer to Section 4 1 through 4 3 for keys to numbered items Liebert IntelliSlot Housing Contactors and Relays Low Voltage Section 2 Notes Typical
23. erson but are recommended for V Service Schrader Access Connection No Valve Core proper circuit operation and y Service Schrader Access Connection With Valve Core maintenance 1 Two refrigeration circuits provided Single refrigeration circuit shown for clarity 2 Circuit 1 must be maintained between indoor unit condenser and EconoPhase unit Circuit 2 must be maintained between indoor unit condenser and EconoPhase unit 3 Schematic representation shown Do not use for specific connection locations 4 Port in ball must be the same diameter as the piping I D 5 Length of piping between condenser and indoor unit shall be no greater than 300 ft 91 4 Maximum eguivalent length of 450 ft 137 2 m 6 Vertical height of condenser above indoor unit shall be no greater than 60ft 18 3m DPNO002340 7 All indoor and outdoor field refrigerant piping must be insulated 1 2 minimum thickness All outdoor insulation must be UV and ozone resistant Rev 5 19 Lieber DSE DA165 Supplement Piping Schematic Figure 9 Primary connection locations downflow air cooled DA165 scroll compressor models A A FRONT VIEW All dimensions from rear corner of unit including panels NOTE Drawing not to scale Tolerance on all piping dimensions is 21 2 13mm SECTION A A Xj O 3 3 8 86mm Y 41 29 5 16 47 744mm Typical 1193mm AIR DISCHARGE AREA 1041mm Typical AIR DISCHARGE AREA FRONT EDGE OF UNIT re E
24. f 59 F 15 C The recommended minimum return air temperature setpoint for the Liebert DSE is 75 F 24 C Operating outside this envelope can decrease equipment reliability Refer to ASHRAE s publication Thermal Guidelines for Data Processing Environments Tf running in supply air control the minimum supply air setpoint is 64 F 18 C DA165 Dehumidification Control The DA165 is designed to maximize sensible cooling not latent cooling loads With all four compressors running no reheat will be available at this dehumidification load point Stage 4 The room load must be 94 1kW 74 of unit capacity to prevent overcooling the room at 85 29 return air temperature If the room load is too low to maintain the setpoint the compressors will cycle On and Off During Stage 3 with three of the four compressors running 10kW of reheat will be available to offset cooling During Stage 1 and 2 with one and two compressors running respectively 30kW of reheat is available to offset cooling For rooms with multiple units Emerson recommends performing dehumidification via Teamwork mode to prevent compressor cycling in case of lightly loaded rooms or having standard Liebert DS units available to perform dehumidification Liebert DSE units in dehumidification mode might not hold the temperature setpoint unless there is sufficient room load This will allow for better dehumidification of the room The Liebert DSE will allow
25. ide of the center of gravity indicator WARNING Risk of contact with high speed rotating fan blades Can cause injury or death Disconnect all local and remote electric power supplies and verify that the fan blades have stopped rotating before working in the unit Do not operate unit with any or all cabinet panels removed CAUTION Risk of sharp edges splinters and exposed fasteners Can cause injury Only properly trained and gualified personnel wearing appropriate safety headgear gloves shoes and glasses should attempt to move the unit lift it remove packaging or prepare the unit for installation CAUTION Risk of contact with hot surfaces Can cause injury The compressors fan motors refrigerant discharge lines humidifiers and reheats are extremely hot during unit operation Allow sufficient time for them to cool before working within the unit cabinet Use extreme caution and wear protective gloves and arm protection when working on or near hot compressors fan motors discharge lines humidifiers and reheats CAUTION Risk of improper handling of cabinet panels Can cause personal injury and eguipment damage Cabinet panels can exceed 5ft 1 5m in length and weigh more than 35lb 15 9kg Follow relevant OSHA lifting recommendations and consider using a two person lift for safe and comfortable removal and installation of cabinet panels Only properly trained and gualified personnel wearing appropriate safe
26. n cleaned from inside the tubing before brazing Protect all refrigerant line components within 18 460mm of the brazing site by wrapping them with a wet cloth or with a suitable heat sink compound Isolate piping from the building using vibration isolating supports Refer to Table 6 for piping sizes Install traps on hot gas discharge lines at the base of vertical risers over 5 feet high If the rise exceeds 25 feet 7 5m then install a trap in 20 foot 6m increments or evenly divided of vertical rise Pitch horizontal hot gas piping down at a minimum rate of 1 2 per 10 feet 42mm per 10m so that gravity will aid in moving oil in the direction of refrigerant oil flow Condenser cannot be installed below the evaporator The maximum height of the condenser above the evaporator is 60 feet 18 3m Consult factory if piping run exceeds 300 feet 91 4m actual length or 450 feet 137 2m eguivalent length Keep piping clean and dry especially on units with R 410A refrigerant Avoid piping runs through noise sensitive areas Do not run piping directly in front of indoor unit discharge airstream Refrigerant oil Do not mix oil types or viscosities see refer to the Liebert DSE user manual SL 18925 Refer to ASHRAE Refrigeration Handbook for general good practice refrigeration piping The Liebert indoor cooling unit has a factory installed high pressure safety switch in the high side refrigerant circuit Consult building codes to dete
27. orking with piping WARNING Risk of refrigerant system rupture or explosion Can cause eguipment damage injury or death Do not install a shutoff valve between the compressor and the field installed pressure relief valve For systems reguiring EU CE compliance 50Hz the system installer must provide and install a discharge pressure relief valve rated for a maximum of 650 psig 45bar in the high side refrigerant circuit The pressure relief valve must be CE certified to the EU Pressure Eguipment Directive by an EU Notified Body WARNING Risk of very heavy 145 lb 65 7kg fan modules dropping downward suddenly Can cause injury or death Support fan modules before removing mounting hardware Use caution to keep body parts out of the fan modules pathway during repositioning Only properly trained and gualified personnel should work on this eguipment 1 Liebert DSE DA165 Supplement Important Safety Instructions WARNING Risk of improper moving Can cause eguipment damage injury or death Use only lifting eguipment that is rated for the unit weight by an OSHA certified rating organization Shipping weights and unit weights are listed in Table 3 and Figure 1 Use the center of gravity indicators on the unit to determine the position of the slings refer to the Liebert DSE user manual SL 18925 The center of gravity varies depending on the unit size and selected options The slings must be egually spaced on either s
28. receivers Small Receiver 28 long Large Receiver 60 long Table 10 Liebert PR125 PRO85 module charge R410A Charge System Type per Circuit Ib kg EconoPhase Pumping Unit PR125 85 5 4 2 5 Table 11 Condenser ambient selections Outdoor High Efficiency Small Footprint Design Ambient Condenser Match Ups Condenser Match Ups 95 35 MCL165 2 MCL165 x2 MCL220 x2 100 F 38 Consult Factory MCL165 x2 for Alternate Selections 105 F 41 MCL220 x2 MCL220 x2 17 Liebert DSE DA165 Supplement Piping 5 2 Scroll and Digital Scroll Additional Oil Reguirements System charges over 75lb 84kg per circuit require additional oil charge See Table 12 for the amount reguired for various system charge levels After the system has been fully charged with refrigerant use a hand pump to add the additional oil at the suction side of the system while the system is running The amount of oil added by field service must be recorded on the tag marked Oil Added Field Service Record attached to each compressor The date of oil addition must be included as well 5 3 5 3 1 Table 12 Additional oil required per refrigerant charge System Charge Per Circuit Ib kg 40 60 80 100 120 140 160 180 200 18 1 27 2 36 3 45 5 54 2 63 8 73 0 82 1 91 3 Model Additional Oil Required Per Circuit Ounces Grams DA165 10 26 0 42 58 74
29. rmine if condensers without receivers will reguire field provided pressure relief devices A fusible plug kit is available for field installation NOTE All indoor and outdoor field refrigerant piping must have at least 1 2 of insulation All outdoor insulation must be UV and ozone resistant Table 6 Recommended refrigerant line sizes OD copper Eguivalent Hot Gas Liguid Length ft m Line in Line in 50 15 1 3 8 7 8 100 30 1 3 8 1 1 8 150 45 1 3 8 1 1 8 300 90 1 3 8 1 1 8 450 137 1 3 8 1 1 8 NOTE Install a 1 3 8 liquid line between the condenser and the Liebert EconoPhase unit regardless of line sizes indicated in Table 6 See Figure 8 Liebert DSE DA165 Supplement 16 Piping Table 7 Indoor unit approximate refrigerant charge for R 410A R 410A Charge Ib kg System Type Model Outer Circuit Inner Circuit Air Cooled DA165 28 12 7 25 11 3 Table 8 Interconnecting piping refrigerant charge Line Size R 410A 16 100 ft kg 30m O D in Liquid Line Hot Gas Line 7 8 19 8 9 1 2 3 1 0 1 1 8 33 8 15 5 3 9 1 8 1 3 8 51 5 23 5 5 9 2 7 Table 9 Condenser refrigerant charge Standard R410A Charge per Circuit Including Receiver Ib kg Condenser Models Large Receiver Small Receiver MCL220E2 27 12 2 20 9 1 MCL165E1 33 15 26 11 8 MCL220E1 39 17 7 32 14 5 Condenser charge includes
30. rosive effect of the fluids on the piping systems and components The chemistry of the water used must be considered because water from some sources may contain corrosive elements that reduce the effectiveness of the inhibited formulation Sediment deposits prevent the formation of a protective oxide layer on the inside of the coolant system components and piping The water coolant fluid must be treated and circulating through the system continuously to prevent the buildup of sediment deposits and or growth of sulfate reducing bacteria Proper inhibitor maintenance must be performed in order to prevent corrosion of the system Consult glycol manufacturer for testing and maintenance of inhibitors Commercial ethylene glycol examples are Dow Chemical Dowtherm SR 1 Union Carbide Ucartherm and Texaco E G Heat Transfer Fluid 100 when pure is generally less corrosive to the common metals of construction than water itself It will however assume the corrosivity of the water from which it is prepared and may become increasingly corrosive with use if not properly inhibited 3 Liebert DSE DA165 Supplement Pre Installation Guidelines 1 0 PRE INSTALLATION GUIDELINES 1 4 Operating Conditions 1 1 1 Cooling Dehumidification and Humidification The Liebert DSE must be operated in a conditioned space within the operating envelope ASHRAE recommends for data centers Maximum return air temperature of 105 F 40 and maximum dew point o
31. sition under each fan and utilized to lower or raise that fan as needed individually 5 Jack to lower blowers not provided with 18 floor stand DPN002315 Leveling feet are provided with 1 1 2 38mm adjustment from nominal height A Rev 1 Table 4 Floor stand and floor planning dimensions downflow 165kW 47 ton models Height in mm Dimensions in mm A B Coolant Type C D 24 610 Air Cooled 142 3607 21 533 30 762 36 914 5 127 42 1067 11 279 48 1219 17 432 Source DPN002315 Rev 1 Liebert DSE DA165 Supplement 8 Liebert DSE Dimensions and Weights Figure 3 Condenser planning dimensions MCL165 and MCL220 Emerson recommends a clearance of 36 915mm on each side for proper operation and component access Height to top of fan guard 55 5 8 1413mm how Eyebolts for lifting condenser H provided on 3 fan and 4 fan models 13 16 2 1 2 21mm 64mm 1 7 8 48mm 45 4 4 i 387mm p For Dual 55 1 2 Circuit Only 1409mm 2 1 2 64mm 3 5 8 1 2 x1 93mm 12 7mm x 25 4mm Obround 1 7 8 48mm TYPICAL FOOTPRINT 387mm Provided on One leg supplied c Box End 3 fan and for each Liebert 4 fan models Lee Temp Kit 2 3 amp 9 53 7 8 4 fan models 1368mm DPNO002415
32. t s head pressure conditions NOTE Liebert EconoPhase pumping units cannot be used with the Liebert Lee Temp kit Liebert DSE DA165 Supplement 18 Piping Schematic 6 0 PiPING SCHEMATIC Figure 8 Piping schematic air cooled DA165 models Differential Check Valve DA125 7 8 DA150 7 8 or 1 1 8 Liguid to Indoor Unit Depending on length of line Optional EconoPhase Unit gt Differential Check Valve 1 3 8 Liguid Line from Condenser See Note 2 Liebert MC Condenser Liebert DSE Receiver See Note 2 gt x lt Ball Valve Solenoid Ball Valve Valve Hot Gas 1 3 8 Hot Gas Discharge Includes Factory Traps Discharge from Indoor Unit No External Trap Required See Note 2 Er j DA125 and DA150 TT Liquid Evaporator For rises over 25ft Coil 7 6m trap every e Valve 20ft or evenly divided Field installed relief valves reguired for 50Hz EU CE units rated maximum 650 PSIG 45 Bar Trap at Base of Risers Over 5ft 1 5m Full Ported Ball Valve Service Valve d Check Hot Gas Discharge Valve See Note 2 Pi 2 j Electronic Liquid Return Full Ported Differential Expansion Valve See Note 2 Ball Valve Check Valve See Note 4 Recommended Refrigerant Piping Components are not supplied by CIONES S LISMPIDIRS Em
33. the return air temperature to run down to 68 F 20 regardless of the temperature setpoint during dehumidification mode of operation 1 1 2 Heating The Liebert DSE is qualified for heating only operation at temperatures not exceeding 80 F 27 1 1 3 Humidification Control To prevent the humidifier from running when not reguired especially when return air temperatures exceed 75 F 24 C the default control for humidity and dehumidification is based on dew point temperature not relative humidity If this default control is changed adjust the relative humidity setpoint based on return air temperature to prevent from overhumidifying the space Liebert DSE DA165 Supplement 4 Air Cooled Systems 2 0 AIR COOLED SYSTEMS 2 1 Capacity and Physical Data Table 1 Performance data air cooled unit with EC fans Model DA165 NET CAPACITY DATA kW kBTUH 95 DB 67 7 F WB 52 3 DP 35 DB 19 8 WB 24 RH Total KW KBTUH 181 53 Sensible kW KBTUH 181 53 Net Full Load SCOP kW kW Outdoor Ambient Compressor Mode 3 2 90 F DB 66 1 F WB 52 3 F DP 32 2 C DB 18 9 C WB 28 RH Total KW KBTUH 172 50 Sensible kW KBTUH 172 50 Net Full Load SCOP kW kW Outdoor Ambient Compressor Mode 3 0 85 F DB 64 5 F WB 52 3 F DP 29 4 C DB 18 1 WB 32 RH Total KW KBTUH 163 48 Sensible kW KBTUH 162 48 Net Full Load SCOP kW k
34. ty headgear gloves and shoes should attempt to remove or install cabinet panels NOTE The Liebert indoor cooling unit has a factory installed high pressure safety switch in the high side refrigerant circuit Consult local building codes to determine whether the Liebert Premium Efficiency Control PCB condensers will reguire field provided pressure relief devices NOTICE Risk of clogged or leaking drain lines Can cause eguipment and building damage This unit reguires a water drain connection Drain lines must be inspected regularly and maintenance must be performed to ensure that drain water runs freely through the drain system and that lines are clear and free of obstructions and in good condition with no visible sign of damage or leaks This unit may also reguire an external water supply to operate Improper installation application and service practices can result in water leakage from the unit Water leakage can result in severe property damage and loss of critical data center eguipment Do not locate unit directly above any eguipment that could sustain water damage Emerson recommends installing monitored leak detection eguipment for unit and supply lines Liebert DSE DA165 Supplement 2 Important Safety Instructions NOTICE Risk of internal system corrosion and frozen coolant fluid Can cause equipment damage and major fluid leaks resulting in serious building damage expensive repair costs and costly system down tim
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