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1. SUPPLY LIMIT CHILLED WATER OUTLET CHILLED WATER INLET CONDENSING UNIT CONDENSING UNIT DESCRIPTION Compressor Crankcase heater High pressure switch HP 4 Air cooled condenser Liquid receiver Access valve 7 Safety valve 8 Filter dryer Sight glass 10 Thermostatic expansion valve Hot gas solenoid valve optional 12 Check valve Shut off valve E 16 Liebert HPM A W F D H POS DESCRIPTION 14 Reheating coil optional Evaporator 16 Low pressure switch LP 17 Shut off solenoid valve 18 Head pressure control valve 19 Chilled water 3 way valve English Refrigeration circuits Fig 17 Refrigerant diagram Liebert HPM M3F M5D H R410A ONLY WITH REHEATING COIL OPTION L CHILLED WATER INLET CHILLED WATER OUTLET COOLING WATER OUTLET COOLING WATER INLET SUPPLY LIMIT _ _ SUPPLY LIMIT POS DESCRIPTION sel 1 Compressor 5 ___________ 7 Safety valve 8 Filt
2. 0 1750 1285 1505 1710 850 705 no 5 holes 48 OWC2 IWC2 OG2 2 330 T IWC1 330 IHW 300 280 IY 293 HD pow 190 OWC1 OHW 180 150 oci 150 EC OFC OFC 5 70 Gy x F F 0 e 0 e 70 800 870 1348 1435 100 180 1375 1465 1565 1655 1750 Precut holes UNIT FRONT Version Unit Connection IWC1 Water to condenser 1 inlet 58 66 ISO 7 1 Water to condenser 2 inlet IWC2 ower Waterfromeondenser tower Re m owca Watertomcondener2ouet ____ _ x Hot water outlet opt OD 22 mm Lom pem Water outettrom Freecooing ma erem weie outlet ien Doan em m Humidifier drain opt ID 22 mm wx Electrical power supply Hole 0 48 mm Connection size only The dimension of the connecting pipe depends on unit model and refrigerant see Tab c on para 4 1 2 English Liebert HPM A W F D H D 6 Refrigerant and hydraulic connections Fig 7 Refrigerant water and electrical connections Liebert HPM L8F 9H 1 o l l Wire mesh safety screen OWC2 OG2 IK IWC2 IL2 OHW IFC gs E CH ST HD HF 29
3. SUPPLY LIMIT _ SUPPLY LIMIT 9 CONDENSING UNIT DESCRIPTION DESCRIPTION Thermostat expansion valve Shul off valve Reheating coll optional Ce ter ayer Sas RI E 8 Liebert HPM A W F D H English Refrigeration circuits Fig 9 Refrigerant diagram Liebert HPM M2H M5B W R410A A 6 poe ONLY WITH REHEATING COIL OPTION SUPPLY LIMIT COOLING WATER OUTLET SUPPLY LIMIT COOLING WATER INLET gt Compressor Crankcase heater High pressure switch HP Water cooled condenser POS DESCRIPTION Compressor Liquid receiver 6 7 Safety valve Filter dryer Fiter dryer s 9 Sight glass 10 DESCRIPTION Thermostatic expansion valve Hot gas solenoid valve optional Check valve Shut off valve Reheating coil optional Evaporator Low pressure switch LP Shut off solenoid valve Head pressure control valve English Liebert HPM A W F D H Refrigeration circuits Fig 10 Refrigerant diagram Liebert M2H M5B F R410A SUPPLY LIMIT COOLING WATER
4. 0 1750 e 1285 1505 1710 850 CD 705 no 5 holes 48 owc1 IWC1 1061 330 330 IHW 300 280 O 293 HD 190 SUN 180 150 199 EC OFC IFC e OFC 7o Qo 0 e 70 800 870 1348 1436 100 180 1375 1465 1565 1655 1750 Precut holes UNIT FRONT Version D A W H 1 Refrigerant liquid line inlet 1 OG Refrigerant gas line outtlet 1 41 47 22 mm OD 22 mm 31 35 41 47 Water to condenser 1 inlet ISO 7 1 M31 35 41 47 Water from aoe 1 outlet Hot water inlet opt Unit Connection Rp 1 Rp 1 OD 22 mm OD 22 mm F Hot water outlet opt 7 a Water inlet to Freecooling ISO 7 1 7 50 31 35 OFC F Water outlet from Freecooling orem Sem 2 UU no mm 1 1 1 Ire Water inlet to Dualfluid ISO 7 1 31 35 OFC D H Water outlet from Dualfluid Rp 1 Rp 1 41 47 OFC D H ISO 7 1 pee Rp 1 Rp 1 Humidifier drain opt ID 22 mm Electrical power supply Hole 0 48 mm Connection size only The dimension of the connecting pipe depends on unit model and refrigerant see Tab c on para 4 1 2 C D 5 Liebert HPM A W F D H English Refrigerant and hydraulic connections Fig 6 Refrigerant water and electrical connections Liebert HPM 7L doublecircuit Plan view
5. Fig 12 High efficiency filters 5 Liebert A W F D H English Installation drawings Fig 13 New air module Liebert HPM SOE 2G Liebert 2 7L ine Flexible tube M models only Flexible tube passage OVER CONSTANT UNDER DISPLACEMENT Liebert HPM L8F 9H Dimensions mm MODELS A B C mec 18 x 16 15 4 6 Merem 6 English Liebert HPM A W F D H 6 Installation drawings Fig 14 Bleed valve position Fig 15 Supply cable path Liebert HPM SOE 2G oe __ 9 x Ke Ur ee Bleed valve position S1G 2E 2G F D H M2H 5D F D H models Electrical connection path through service area UNDER DISPLACEMENT Electrical connection path directly to the electrical panel OVER Liebert HPM A W F D H English Liebert HPM 2
6. OWC IWC IWC Water to condenser inlet OWC Water from condenser outlet English Liebert HPM A W F D H D 8 Refrigerant and hydraulic connections Fig 10 Chilled water and refrigerant connections Liebert HPM SxxxD MxxxD and LxxxD Frontal view AAA Non return valve d NE OFC IFC OG IL Refrigerant liquid line inlet Refrigerant gas line outlet IFC Water inlet to Freecooling coil Water outlet to Dry Cooler Fig 11 Chilled water and refrigerant connections Liebert HPM SxxxF H MxxxF H and LxxxF H Frontal view OFC IFC OWC IWC Water to condenser inlet Water from condenser outlet Water inlet to Freecooling coil Water outlet to Dry Cooler D 9 Liebert HPM A W F D H English Refrigeration circuits Fig 1 Refrigerant diagram Liebert HPM S1E S2G A R410A ONLY WITH REHEATING COIL OPTION SUPPLY LIMIT SUPPLY LIMIT CONDENSING UNIT DESCRIPTION Compressor Compressor Air cooled condenser Access valve 5 16 7 Safety valve 8 Filter dryer 9 Sight glass DESCRIPTION Thermostatic expansion valve Hot gas solenoid valve optional 12 Check valve 13 Shut off valve Reheating coil optional E ANE MNT English Liebert HPM A W F D H E 1 Fig 2 Refrigera
7. 9 a sow F iii Na EN iw 3 e The air conditioner is supplied complete with refrigerant and 1 The recommended oil for units with R410A refrigerant is EMKARATE RL 32 3MA j Kees w polls 96 4 5 6 7 8 8 5 1 5 1 5 1 5 4 5 4 5 7 5 4 7 8 8 8 7 5 8 2 9 1 11 8 8 8 1 1 A 1 3 A A 7 A 3 A 2 8 10 B 8 Liebert HPM A W F D H English Installation drawings Fig 1 Overall dimensions Fig 2 Overall dimensions Service Area Service Area S models M25 29 WA lt m ue Plenum m Se IN 8 8 T 2 Base module ot 8 8 A 4 5 Fig 3 Overall dimensions Fig 4 Overall dimensions Service Area Service Area M31 66 L83 99 SC 1950 1950 AVAILABLE PLENUM HEIGHTS mm Plenum for Plenum for high Plenum with frontal Simple plenum silencing cartridges efficiency filters airflow OVER only SoH 1A 16 S1E 1G 2E 2G 70 500 600 700 800 500 600 700 900 1000 1100 1200 800 900 600 900 1200 wm a amp M3F 3G 4E 4H Sch 5B 5C 5D 7L 600 700 800 C 1 Liebert HPM A W F D H English Installation drawings English Liebert HPM A W F D H C 2 Installation drawings Fig 5 Air inlet and outlet hole f
8. 2 s sme zo serm waw 59 z zm e mamaw so eo a a 79 99 vo e T TT Deag 79 99 99 j j j j EN eo zo eo 09 ao zo eo mf j TT Cwsmaw so eo s a TT Puscaw ao zo eo z i TT manom maxon zo se vo II o weroH zo ro Mapp 70 7 70 j MSBxFDH oo 8 amp 0 s0 8 amp 0 90 MsSDxF DH ierurpM 9o o NOTE The fan settings can be modified acting on the control display see Com manual English Liebert HPM A W F D H B 3 Technical data table Tab 4 Electrical data Component EC FAN COMPRESSOR 400V 3Ph 50 Hz 400V 3Ph 50 Hz STANDARD R410A Configuration Nominal Nominal Winding power power resistance kw _ saw saw esst zzi 40 1620 100 S55 d 1 5 40 940 99 20 Vibes uj OVER 0 10 30 51 50 3 27 _ _ mmu _ EE
9. DESCRIPTION Compressor 1 Compressor j Air cooled condenser 7 Safety valve 8 Filter dryer Sight glass Thermostatic expansion valve 11 Hot gas solenoid valve optional 10 11 12 Check valve Shut off valve English Liebert HPM POS DESCRIPTION 14 Reheating coil optional Evaporator Low pressure switch LP 17 Shut off solenoid valve 18 sj C EM A W F D H Refrigeration circuits Fig 24 Refrigerant diagram HPM L8F H R410A ris gt Q _ f ONLY WITH REHEATING COIL OPTION CHILLED WATER INLET CHILLED WATER OUTLET COOLING WATER OUTLET COOLING WATER INLET SUPPLY LIMIT _ SUPPLY LIMIT POS DESCRIPTION Compressor ss Compressor Crankcase heater 2 6 Recess vale SWeyvave Safety valve FRedys 10 Thermostatic expansion valve Hot gas solenoid valve optional 12 Check valve Shut off valve Liebert HPM A W F D H POS DESCRIPTION 14 Reheating coil optional 17 Shut off solenoid valve _ English Hot water circuit Fig 1 Hot water reheating coil optional SUPPLY LIMIT SUPPLY LIMIT HOT WATER OUTLET HOT WATER INTET POS Optional components Hot water coil Hot
10. Refrigerant diagram Liebert HPM S1G S2G D R410A ONLY WITH REHEATING COIL OPTION Ei KO SUPPLY LIMIT Y ei X a 4 AN KJO 63 SUPPLY LIMIT 9 CONDENSING UNIT DESCRIPTION 1 Compressor compressor 7 eter aye somos 12 Check valve Shut off valve 4 Liebert HPM A W F D H CHILLED WATER INLET CHILLED WATER OUTLET ros SCRIPTION _____ 14 Reheating coil optional 17 Shut off solenoid valve 18 2 C C English Refrigeration circuits Fig 5 Refrigerant diagram Liebert S1G S2G H R410A 0 7 5 ONLY WITH REHEATING COIL OPTION lt 99 SUPPLY LIMIT SUPPLY LIMIT COOLING WATER INLET COOLING WATER OUTLET CHILLED WATER INLET CHILLED WATER OUTLET POS DESCRIPTION 7 2 Crankcase heater High pressure switch HP E Reve 7 Safety valve 9 Sight glass English Liebert HPM A W F D H POS DESCRIPTION 14 Reheating coil optional 15 Evaporator 16 Low pressure switch LP 17 17 Smu ofssengdvawe Refrigerati
11. System 0 G Hot gas W Hot water coil English Digit 5 SE Version Digit 4 A Air Cooled T W Water Cooled Air distribution F Freecooling U Downflow D Dualfluid Air Cooled O Upflow H Dualfluid Water Cooled Displacement G Frontal Upflow Other Configurations K Constant Upflow only L Constant Top Frontal Flow only Digit 12 Air Filter Efficiency 0 G4 1 F5 2 G4 with Clogged Filter Pressure Switch 3 F5 with Clogged Filter Pressure Switch Digit 13 Expansion Valve 0 R410A Digit 14 Paint 2 BLACK Emerson 7021 Colour Digit 15 board MCB for Remote Air Condenser 0 NoMCB 1 MCB 6 A single circuit condenser 2 MCB 10 A single circuit condenser Digit 16 Packing S1Exx F PLP and Pallet PLP and Wooden Crate M Seaworthy For all other units P PLP and Pallet C PLP and Wooden Crate Seaworthy Digit 17 Special Requirements 0 Standard Emerson Network Power X Special Emerson Network Power Liebert HPM A W F D H Index 1 Preliminary operations 1 11 22 5522 52 e Rd ERR 1 t2 EquipmentInspectior uu Eed En eti edat on a m o ie eae eU da de cs 1 1 9 Packing material iesi apre Ld nu a anced ets adea et tata tates ib eS t fte aja 1 1 4 Recommended Unit
12. X Clean or replace Carry out controls moreWequenlymdusyemWonmens X Check for proper and functionally correct installation and surrounding conditions IX Check the function of the LEDs of the display s control system and the alarms I xX Check the connections for electrical and mechanical function xX Check the functional elements e g operational controls and display devices X X 114 ewes TTT TY e Check the electrical electronic and pneumatic input signals e g sensors remote controllers command variable for compliance with nominal values Check control function control signals and safety chains X Adjust control function and control signals xX HUMIDIFIER 5 dix A if installed ee appenabcn Check the power supply on all phases IX Check the connections for electrical and mechanical function xX Check the power supply at all terminals IX Measure power consumption at all connected consumers I IX Set adjust and tighten the functional elements e g operational controls and display X devices Check safety equipment e g thermal switch X Replace fuses every 2 3 years X Check protective covers for completeness X Check cooling water circuit Check for damage leaks and proper fixing Make sure there is no loss of water
13. Make sure that the water pump works properly xX Deaerate circuits X Check whether the heat transfer medium of circuit connected system is frost proof X Check safety equipment for function Check glycol comparing minimum yearly ambient temperature Measure the working pressures and temperatures to be done by a refrigeration technician Check the power consumption measure head temperature and check for possible abnormal operating sounds Make sure that there is no frost building up on the evaporator and compressor I xX A Fluoride refri Check function of all regulating devices power regulators valves etc IXI gerants in Check safety devices for function e ics LR Check safety devices for function effect and are subject to If the quantity of refrigerant is not enough it needs to be reclaimed and refilled with restrictions and norms Completely new refrigerant Eod archa oui Ee Check oil level at the sight glass was I xX tions Carry out a test to ceck humidity inside oil XxX Check valves and replace if necessary on industrial piston compressors every 2 years X Check crankcase heater for function X Make sure there is loss of water X X EXTERNAL CONDENSER Dry cooler if installed See appropriate manual Deaerate the cooling water circuit using the vent valve on the top right h
14. Liebert HPM A W F D H English Enclosures HUMIDAIR humidifler six sori ali GE otra Mave de ge A 1 Technical data tables sic wis ENEE a Ried aie EEN B 1 Installation drawings C 1 Refrigerant and hydraulic connections D 1 Retrigeratlon circuits 222 52 222 77 4 a DI DIR DR AR E 1 Hot water aha cheer exei re on a nl EEN x D F 1 Maintenance erdege RC ADR LRE aga Ta G 1 English Liebert HPM A W F D H 1 Preliminary operations 1 1 Safety Information WARNING Risk of top heavy unit falling over Improper handling can cause equipment damage inju ry or death Read all of the following instruc tions before attempting to move lift remove packaging from or preparing unit for installation gt CAUTION Risk of sharp edges splinters and exposed fa steners Can cause personal injury Only pro perly trained personnel wearing appropriate safety headgear gloves shoes and glasses should attempt to move lift remove packaging from the unit or prepare the unit for installation gt CAUTION Risk of overhead interference Can cause unit and or structure damage The u
15. sumw _ C SIEDA oss ses seo sz SiGDAW 10 a0 os rao eao 280 ISPLACEMENT At standard operating conditions ESP 50 Pa for Over units and 20 Pa for Under units Filters class G4 At nominal operating conditions Condensing temperature 45 C Room conditions 24 C 50 B 4 Liebert HPM A W F D H English Technical data table Tab 5 Electrical data optional component Component ELECTRICAL HEATING HUMIDIFIER Nominal power Nominal power Model kW kW 230V 1Ph 50Hz 400 3Ph 50Hz 2 5 E O s sm o e o 59 uuu ECTS C 2 ws 99 6 Calibrations of electrical components Refrigeration Circuit Item COMPONENT SETTING NOTES Contact no STOP 4 4 barg START 6 0 barg Low Pressure Switch LP E WE SE fixed setting automatic Delayed reset automatic reset see manual STOP 37 0 barg START 30 0 barg High Pressure Switch HP pod fixed setting manual reset Clogged filter Filter G4 2 mbar 7900 Nolmall differential pressure switch f To Filter 5 3 mbar closed Setting ring English Liebert HPM
16. 2 Manually start the compressor ensure the unit is not in the dehumidification phase 3 Guarantee a constant condensation temperature preferably 42 45 if necessary partially obstruct the English condenser coil surface or limit its ventilating power to ob tain these conditions 4 Charge the unit until the working conditions of the entire refrigeration circuit have become normal 5 Using a manometer check that the evaporating temper ature is above 0 C 5 Verify that the superheat is 5 8 K to do this refer to para 9 1 4 3 Refrigeration circuits See drawings in Enclosure E 5 Water connections 5 1 General warnings ENSURE THAT THE TUBING DOES NOT OBSTRUCT THE AIR FLOW Under only IF THE TUBING IS TO RUN OUTDOORS ADD ETHYLENE GLYCOL TO THE CIRCUIT AS DESCRIBED IN PARA 5 5 5 2 Water connections Condensate drain Fig Use galvanized steel PVC or flexible polythene tubing Allow a 2 gradient towards the drain There must be a drain trap 1 placed at least 20 cm below the drain tray 2 In the units S13 S23 and Lxx the drain trap must be placed under the unit in the false floor e Fil the drain trap with water 3 Fig c Condensate drain ATTENTION 00 OF THIS DRAIN TRAP THE CONDENSATE WILL NOT CUT THE BRACKET OR THE DRAINING OF to be connected by user Humidifier optional See Enclosure A Hot w
17. 402 WARNING 300 NC 300 301 NC warning or unit off only on units with EC fan smokestat firestat AAP optional CLOSE ON 301 C 302 NC 86 84 English freecooling relay enabling F D H only 580 chilled water thermostat enabling 710 D version only CLOSE compressor ON 720 water solenoid valve enabling by installer before compressor 351 intervention W H unit 24 Vac 1A max water solenoid valve enabling by installer before compressor 2 353 intervention W H unit 24 Vac 1A max 6 2 Fan connections The fan is electrically feeded by 1 or 2 autotransformers that are connected in order to obtain the nominal air flow and the External Static Pressure ESP 20 Pa for Under and 50 Pa for Over To change the factory connection proceed as follow identify the unit s aeraulic graph in the Product Docu mentation choose the curve s point where both the air flow and the static pressure are the most suitable for the installation check the factory fan blocks connection and correct it if necessary see electrical diagram choose the new output fan connections and connect the wires to the relevant blocks operating compressor 2 76 CLOSE ON operating fan 70 CLOSE ON 71 operating compressor 72 CLOSE
18. Precision Cooling for Business Critical Continuity Liebert HPM 13 99 kW Indoor Room Cooling Units A W F D H Versions USER MANUAL Rev 20 04 2012 Liebert Network Power A Caution We recommend that the manual is retained for the entire service life of the machine the user reads the manually carefully before carrying out any operations on the machine control is used exclusively for the purpose for which it is intended incorrect use of the control shall release the manufacturer from any liability This manual has been prepared to enable the end user to carry out only the operations that can be made with the panels rd Any operations that require the opening of doors or equipment panels must be carried out only by qualified per sonnel Each machine is equipped with an Electric Insulating device which allows the operator to work in conditions of safety Switch off the machine with this electric insulating device before any maintenance operation to eliminate risks remaining electric shocks burns automatic restarting moving parts and remote control For UNDER units installed on raised floor switch off the machine before removal of the floor panels within a distance of 850 mm from the machine to avoid risks of contact with rotating devices fans moving and with hot heating elements The panel key supplied with the unit must be kept by the person responsible for maintenance Fo
19. 4 Water cooled condenser 4 Liquid receiver 6 Access valve Safety valve Filter dryer GENEE _ 0 0 0 Sight glass 10 Thermostatic expansion vale 12 Liebert HPM A W F D H POS DESCRIPTION 14 Reheating coil optional 15 WE UE __ _________ English Refrigeration circuits Fig 13 Refrigerant diagram Liebert HPM M3F M7L R410A ed ONLY WITH REHEATING COIL OPTION gt ed Pa SUPPLY LIMIT _ SUPPLY LIMIT CONDENSING UNIT CONDENSING UNIT DESCRIPTION DESCRIPTION See 2 erankcase neater Fah pressure swih HP Rehesting col optional S eter aye 9 Sewage English Liebert HPM A W F D H E 13 Refrigeration circuits Fig 14 Refrigerant diagram HPM M3F M7L W R410A eC _ AP 5 ii 2 ME 7 mE _ COOL
20. Fig i Floor panels removal on a safety way 850 mm Liebert HPM A W F D H 14 15 9 Calibrations amp Regulation at start up The air conditioner has already been factory tested and calibrated but it is very important to check at start up the superheating of thermostatic valve all versions and the by pass hot gas valve F D H KA KW See Tab 6 and Tab 7 Enclosed B that show all valves The air conditioner has already been factory For calibrations of instruments installed on the external condensers Dry coolers refer to the relevant manual For control system calibrations refer to Control manual to prevent erratic operations do not use temperature and rel humidity set points proportional bands which differ excessively from the Standard Settings 9 1 Setting the thermostatic expansion valve THIS OPERATION MUST BE PERFORMED BY AN EXPERI ENCED REFRIGERATION TECHNICIAN The valve has been factory preset and if necessary should be reset as follows 1 IMPORTANT Ensure that the instructions in Chap 4 have been carried out 2 Allow the compressor to operate for 15 mins 3 Measure the superheat as follows a Place a contact thermometer on the tube exiting the evaporator b Connect a manometer by a tube of max 30 cm to the compressor suction valve The overheating is the difference between
21. 15 9 1 Setting the thermostatic expansion 15 9 2 Adjustment of the hot gas injection valve as antifreeze mode and partial control of the capacity H and GConstart kot m E Ege ded oor bas i UR I pde date dod 15 9 3 Chilled water valve D H only 4 15 9 4 Water condenser flow control valve F only 16 9 5 Water leakage sensor Liquistat 1 4 0 16 9 6 Environment protection iem pr tse C entr Reg patr e o dence ER 16 10 Maintenance Spare Parts 16 10 71 Safety INStrUCHONS si UR pend eter eere e C ee Pee an a dde endo ee ee a 16 10 2 Spare parts sa xus obey beoe ____ ______ ebur 16 10 3 Maintenance schedule 2 16 10 4 Refrigeration i u Ret Ce t Rat bac o LR o do ut Kt e geno x oe Rata 18 10 5 Dismantling the Unit bad ded TG Ade reti aed gutes 18 10 6 Regulation EC no 842 2006 F gas 4 18
22. D 8 Clean all parts of the drain valve using a commercially available descaling agent to remove any incrustations 9 Detach the hose from the supply valve 10 Remove the supply valve connection N 11 Unscrew the supply valve F and remove it 12 Clean the supply valve using a jet of water 13 Replace any hose which has become hard and brittle 14 Thoroughly flush the drain line E 15 Reassemble the humidifier by carrying outthe above in structions in reverse order ATTENTION Always empty the cylinder completely before any close down period Liebert HPM A W F D H 3 A 6 Humidifier spare part list It is recommended the use of original spare parts When pla cing an order quote the part code as well as the air condi tioner model no and serial no Humidair Model KUExxx ee EE Steam cylinder CLD ote P9938 bora ora Teen mamas 25407 Drain valve solenoid Spare part recommended Consumable material A 4 Liebert HPM A W F D H English Technical data table Tab 1 Electrical data for units with EC Fan RESIDUAL CURRENT Configuration Power TA ps CIRCUIT BREAKERS pply A lAn 0 3A 400V 9 siu J s 2 2 S2ExA WJFIDIH S2GxAWWIFID R EE MSFXATWIFIDUR Cooling MSGxAWIFIDI E M4EXA WJFIDIH MSB
23. Installation drawings Liebert HPM M3F 7L Electrical connection path through service vane UNDER OVER Liebert HPM L8F 9H English Liebert HPM A W F D H Refrigerant and hydraulic connections Fig 1 Refrigerant water and electrical connections Liebert HPM SOE OF Plan view i no 4holes 48 _ EC CD HF HD OG sdb OWC IWC 1 E e ID OHW IHW over under under E ove _1_ 1 N N Y 70 55 55 55 350 50 115 m 590 75 85 D 750 _ UNIT FRONT 4 Version Unit Connection A w x O Wc mx Waer trom condenser outei o ak Connection size only The dimension of the connecting pipe depends on unit model and refrigerant see Tab c on para 4 1 2 D 1 Liebert HPM A W F D H English Refrigerant and hydraulic connections Fig 2 Refrigerant water and electrical connections Liebert HPM SOH 1C
24. Plan view i no 4 holes 48 OG IL OHW IHW OWC IWC i Iw LA e 8 E 70 55 55 55 250 50 50 50 115 e e e Be 750 m UNIT FRONT Version Unit Connection A w i 9mm _ o8 Wc 74 mx Weter tom condenser outei z Igi _____ mx Connection size only The dimension of the connecting pipe depends on unit model and refrigerant see Tab c on para 4 1 2 English Liebert HPM A W F D H D 2 Refrigerant and hydraulic connections Fig 3 Refrigerant water and electrical connections Liebert HPM S1E 2G i no 4 holes 48 220 S IHW over IFC ruens i EC CD HF HD OFC 8 OG d COCOCOCO IWC OHW i IHW u under o 8 g 1 70 55 55 55 350 50 115 e e e e 750 _ UNIT FRONT Version A w D H F x rereana mene _ Odom Dees peage we 74 mx mx owe Water tom condenseroutst S07 mx mx Hot water inlet opt OD 18 mm Unit Connection Hot water outlet opt OD 18 mm Water inlet to Freecoolin
25. H English English 9 4 Water condenser flow control valve F only Solenoid 2 Fig K shown valve controls the plate condenser water flow This valve is equipped with a hand driven opening system and a closing speed control Opening hand drive can be used when amain control failure occurs and is made by a cylindrical headed screw screw 1 which has two position Closed valve closed if letter C is turned upside Open valve open if letter A is turned upside When from the Closed position the screw is turned to the Open position no matter if in clockwise or counterclock wise direction the valve is completely opened In order to close the valve again it s necessary to turn again the screw to the Closed position When the hand drive is in Closed position the valve can open if the coil is energized Is then possible to modify the closing times turning a setting screw screw 2 the adjustment possibilities range from fully open position with maximum closing speed to fully closed posi tion with valve always open Fig Regulation of water condenser flow control valve 9 5 Water leakage sensor Liquistat Due to high flooding alarm device sensitivity to the end to avoid undesirable alarm signal because of few sporadic wa ter drops place the sensors at a minimum distance of 50 cm from the unit base perimeter This solution assures alarm intervention for real floodi
26. Handling Equipment IH 1 15 Handling the Unit While Package 1 1 6 Unpacking the Unit petiere edente ote Ro Rok ace 1 1 7 Removing the Unit from the Skid using a Fork Um 2 1 8 Moving the Unit to the Installation Location using Piano Jacks 2 19 Removal of Piano 2 1 10 Base module L n xke tee vn aede EE 2 TAT Operating limits ene rtc n odd rte e cepi Pudor d re Ro aeta ies 2 1 12 Noise level MIS pnt ede siue nlla pato a kaa ut dr edd 3 2 General description 3 21 Directexpansion units 2 4 4 3 xS duplex 6 4 Refrigeration connections 6 4 1 Refrigeration pipeline connections and D 6 4 2 Vacuum creation and refrigerant charge 1 9 43 Refrigeration circuits 2 10 5 Water connections 10 51 Gene
27. INLET COOLING WATER OUTLET _ SUPPLY LIMIT Cros pos 2 6 Reese 12 Check valve Shut off valve E 10 Liebert HPM A W F D H English Refrigeration circuits Fig 11 Refrigerant diagram Liebert HPM M2H M5B D R410A ONLY WITH REHEATING COIL OPTION SUPPLY LIMIT SUPPLY LIMIT 9 CONDENSING UNIT DESCRIPTION 1 Compressor compressor 7 eter aye CS Sos 12 Check valve Shut off valve English Liebert HPM A W F D H CHILLED WATER INLET CHILLED WATER OUTLET ros _____ 14 Reheating coil optional 17 Shut off solenoid valve 18 E 11 Refrigeration circuits Fig 12 Refrigerant diagram Liebert HPM M2H M5B R410A ONLY WITH REHEATING COIL OPTION SUPPLY LIMIT _ COOLING WATER INLET 7 COOLING WATER OUTLET SUPPLY LIMIT CHILLED WATER INLET CHILLED WATER OUTLET POS DESCRIPTION T Oompeso 1 2 Crankcase heater 3 3 High pressure switch HP
28. ON 73 user alarm 86 CLOSE Ok 030 CLOSE ON 369 355 354 6 3 Protection degree IP2x check After whole of the connections and installation works com prising ceiling elements plenum ducting and floor ele ments base frame check and verify the protection degree IP2x protection against finger access std IEC 60364 1 at the boundary of the air conditioner 6 4 Protective features of EC fan The EC fan has been provided with the following protective features Over temperature of electronics Over temperature of motor Locked rotor protection Liebert HPM A W F D H 12 Short circuit at the motor output With any of these failures the motor stops electronically no potential separation the status relay is released NO automatic restart To reset the alarm power supply has to be switched off for min 20s once motor is at standstill Mains under voltage detection if mains voltage falls below 3ph 290Vac typical value for 5s minimum motor will be swithed off only by elec tronics no potential separation status relay is released If mains voltage returns to correct values the motor will restart automatically Phase failure recognition if one phase failes for 5s minimum motor will be switched of
29. behaves like an or dinary electrical resistance and becomes hot thus creating steam The steam production rate can be controlled by varying the water level in the cylinder the higher the water level the deeper the electrodes are immersed into it and the greater the steam production Note 1 In case of low water conductivity consult HPAC Technical Sales Support Note 2 When starting with an empty cylinder the water conductivity is normally insufficient for the HUMIDIFIER STEAM OUT PUT to be reached immediately Therefore the humidifier produces as much steam as pos sible to fill the cylinder completely Any evaporation water is immediately refilled The drain valve is kept shut and therefore as the steam does not contain any salts the conductivity of the water within the cylinder slowly increases until the HUMIDIFIER STEAM OUTPUT is obtained The length of the start up period depends upon the water conductivity For very conductive water it may occur that the HUMIDIFIER STEAM OUTPUT is obtained immediately 5 Maintenance A 5 1 Removing the steam cylinder To remove the steam cylinder proceed as follows see Fig 1 Open the General Switch relative to the humidifier 2 Drain all the water from the cylinder by activating HUM DRAIN in the CONTROL Service menu several times see Control manual 3 Disconnect the steam hose S made of non conduct ive rubber 4 Disconnect the power elect
30. diameters of the connecting pipes between the condi tioner and the condensing unit listed in Tab c must be re spected otherwise the guarantee becomes invalid Tab c Pipe diameters room unit remote condenser STANDARD PIPE DIAMETERS Valid for equivalent lengths up to 50 m copper tube external diametre x thickness mm R410A Liquid 4 When the pipes are more than 50 m long 5 contact Technical Support Department 4 1 3 Installing pipelines 6 THE FOLLOWING OPERATIONS MUST BE CARRIED OUT BY AN EXPERIENCED REFRIGERATION TECHNICIAN 7 The discharge operation of the room unit pressurized with helium at 1 bar and the 8 de welding of the bottoms from the connections must be carried out as last operations immediately followed by the connection and emptying of the whole system Lay the piping taking note of the following Welding All joints must be braze welded e Avoid butt welds by using sleeves or enlarging one of the pipes using a pipe opener Use silver based solders and the correct appar atus Guarantee a correct weld as a refrigerant leak or a faulty weld which leads to a leak later on can seriously damage the air conditioner Always use large radius curves bending radius at es equal to pipe diameter Bend the pipes as fol 5 soft copper by hand or bending device e hard copper use preformed curves Do not over heat the pipes when welding so as to mi
31. gas reheating with hot gas reheating Liquid R410A refrigerant and oil charge for air cooled models A D type BASE OIL CHARGE 1 liters oil within compressor initial oil charge Max topping up SIS N E N IN IN at different condensing temperatures R410A kg m 46 0 C 0 047 0 0734 0 1056 0 1438 0 1878 0 2648 0 4585 0 0426 0 0665 0 0958 0 1304 0 1703 0 2402 0 4158 1 The recommended oil for units with R410A refrigerant is EMKARATE 32 3MA 2 Unit coupled with remote condenser suggested for ambient temperature up to 35 C The final charge must be precisely defined in field 3 For distance D see Fig 1 4 Topping up is requested for short pipeline too due to the extra charge of refrigerant air conditioner is supplied pressurized with helium at 1 Fig 1 Pipeline air conditioner condenser Distance D a b c CDT Conditioner COND Condenser English Liebert HPM A W F D H Technical data table Tab 9 R410A refrigerant and oil charge for air cooled models W F H type R410A REFRIGERANT CHARGE OIL CHARGE 1 liters kg each circuit without hot gas reheating with hot gas reheating IRE Rape ae O O REES mE o O O 898 o O SEN ae Pk o
32. suit able for the unit length When moving the packaged unit with a fork lift lift the unit from the designated side of the unit no higher than 152mm off the ground If circumstances require the unit to be lifted higher than 152mm great care shall be exer and all by standing personnel are to be no closer than 5m to the lift point of the unit AN WARNING Unit weight is unbalanced Improper can cause CENTER OF WISEN GRAVITY from ths ide only HEAVY SIDE Always refer to the location of the Center of Gravity indicat ors when lifting the unit from any other side Use the center of gravity indicators on the unit panels to determine the position of the slings Center of gravity varies per unit size and selected op tions Slings shall be equally spaced on either side of the cen ter of gravity indicator Place the slings between the unit bottom rails and the skid E Distance Equal Distance Unpacking the Unit exterior stretch wrap packaging material from around the unit exposing the pro tective corner and side packaging planks Remove the corner and side packaging planks from the unit exposing M the bag over the unit The bag may remain in place for dust and panel protec tion or be removed for im mediate unit installation
33. units are usually not pre charged on fact ory in this case the total quantity of refrigerant charged in the unit has to be written in the relevant label during the commissioning operation at the in stallation site Our packaged units not split operating with f gas are usually full charged on factory and the total amount of refrigerant charge is already reported on the label In this case the label has no need of further written information Liebert HPM A W F D H regards to differentiates requirements on the basis of the quantity of f gas contained the required inform ation about refrigerant charge quantities has to be lis ted separately for each individual circuit For equipments with separate indoor and outdoor sections connected by refrigerant piping the label information will be on that part of the equipment which is initially charged with the refrigerant In case of a split system separate indoor and outdoor sec tions without a factory pre charge of refrigerant the mandatory label information will be on that part of the product or equipment which contains the most suitable service points for charging or recovering the fluorinated greenhouse gas es Safety data sheets of f gases used into the products are available on demand English App A HUMIDAIR humidifier Preface The HUMIDAIR represents the best humidifier technology In order to obtain optimum performance from the HU availab
34. 0 Thermostaioerpansionvave DESCRIPTION Hot gas solenoid valve optional Check valve Shut off valve Reheating coil optional Evaporator English Liebert HPM A W F D H Refrigeration circuits Fig 22 Refrigerant diagram Liebert HPM L8F F R410A F SUPPLY LIMIT COOLING WATER INLET COOLING WATER OUTLET ONLY WITH REHEATING COIL OPTION Compressor Crankcase heater 6 L 7 Safety valve 9 OS S Thermostatic expansion valve Hot gas solenoid valve optional POS DESCRIPTION 12 Check valve Shut off valve 10 11 12 3 Liebert HPM A W F D H POS DESCRIPTION 14 Reheating coil optional 15 Evaporator English Refrigeration circuits Fig 23 Refrigerant diagram Liebert HPM L8F D R410A aA 1 6 ONLY WITH REHEATING COIL OPTION Res I T amp ek i X le X NG we SR ban X gt N iz T 9 H 97 T L fe d vb E B L SCH al 8 may Ya 5 5 I I e D CONDENSING UNIT 4 CONDENSING UNIT
35. 37 2000 Following notes have to be considered when operating with the above mentioned equipments e Fluorinated greenhouse gases are covered by the Kyoto Protocol Thefluorinated greenhouse gases in this equipment should not be vented to the atmosphere Referring to the value noted in Annex of Regulation EC No 842 2006 here below the global warming potential GWP of some major f gases R 134a GWP 1300 R 407C GWP 1610 R 410A GWP 1890 Operators of the above mentioned applications which contain fluorinated greenhouse gases shall us ing all measures which are technically feasible and do not entail disproportionate cost a prevent leakage of these gases and as soon as pos sible repair any detected leakage b ensure that they are checked for leakage by certified personnel c ensure for putting in place arrangements for the proper recovery by certified personnel d In case of applications containing 3 kg 6kg in case of hermetically sealed system or more of f gases certified personnel and Companies according to Reg 303 2008 provides regular leak testing ac cording to Reg 1516 2007 and Reg 1497 2007 and maintain records of maintenance activities in a ded icated log book e Recovery for the purpose of recycling reclama tion or destruction of the fluorinated greenhouse gases pursuant to Art4 Recovery of Reg 842 2006 shall take place before the final disposal of that equipment and when approp
36. A W F D H B 5 Technical data table Tab 7 Adjustments and calibrations of valves see Enclosed E Refrigeration circuits ee Calibration amp Thermostatic valve Head pressure control valve Hot gas injection 3 way valve Reheating mode Hot gas en 3 way valve Room thermal load control Hot gas injection Antifreeze protecion in Freecooling unit Hot gas injection Evaporating pressure control 2 way chilled water valve 3 way chilled water valve Solenoid valve Overheating control 6 7K see para 9 1 Sporlan All versions BBIZE Liebert HPM W F H Factory calibrated 20 bar Sporlan LAC Sporlan 8D7BH Siemens M3FB15LX Condenser Liebert HPM ON OFF action con A W F D H trolled by Com no heating Liebert HPM Constant Modulating action controlled by iCom 0 10 VDC see para 9 3 Liebert HPM K only Constant Liebert HPM F D H Sporlan HGBE Liebert HPM KA KW Liebert HPM F Liebert HPM D H Liebert HPM F Liebert HPM A W F D H Modulating action N B Calibrated at 2 C at machine start up Modulating action servomotor see para 9 4 Siemens VXP 459 Modulating action servomotor see para 9 4 Siemens VXP 459 ON OFF action coupled to valve 19 English Technical data table Tab 8 MODEL S2ExA men External Diameter mm BASE REFRIGERANT CHARGE 2 kg each circuit without hot
37. Com case will light after turning on the unit because of the presence of electric power If the LED does not light up check the electric panel power supply e check the protection devices eg thermal switches check the fuses Verify the operation of the crankcase heater Check that there are no water leakages D and H only Bleed all air out of the chilled water circuit using the bleed valve on the chilled water coil If an external condenser or Dry cooler is installed start it by supplying power to it 10 Close all MCBs on the electrical panel 11 Check the supply voltage on all phases 12 Check the supply voltage on all phases for the external 18 14 15 condenser or Dry cooler if fitted ENSURE THAT THE COMPRESSOR HAS BEEN PRE HEATED FOR AT LEAST 4 HOURS BEFORE START ING THE UNIT Start the unit by pressing ON OFF see Fig g Check the electrical absorption of all components see Chap 6 16 Check the electrical absorption of the external condens er Dry cooler if fitted 17 IMPORTANT If the compressor makes a loud and unusual noise IT IS NECESSARY TO INVERT the electrical connections of the phases supplying the corresponding scroll compressor which accepts only one direction of rotation 18 Ensure that the fans rotate in the correct direction see arrow on fan CAUTION risk of contact with rotating devices 19 Ensure that all control system settings are correct and
38. English 3 Remove the bag from the unit when ready to re move the skid and install the unit 1 7 Removing the Unit from the Skid using Fork Lift 1 Align a fork lift with either the front or rear side of the unit Ensurethetinesof PN the fork lift are locked to the widest location Use the center of gravity indicators on the unit panels when determining the entry points for the tines Center of gravity varies per unit size and selected tions shall be equally spaced on either side of the center of gravity indicator e Insert the tines of the fork lift under the base of the unit e Ensure the tines are level not angled in an up ward direction Tinesaretobeata height that will al low proper clear ance under the unit e Ensure the tines extend beyond the opposite side of the unit If these steps are not followed damage may occur to the panels and or base of the unit Remove four 4 bolts two 2 on B A each side of the pallet Bolts can removed NE P d using a 1 2 socket j wrench open end wrench or pli m E H 1 8 Moving the Unit to the Installation Loca tion using Piano Jacks 1 Acquire piano jacks and with the unit elev ated place the piano jacks into position where one is at each end of the unit Lower the un
39. ING WATER INLET POS DESCRIPTION POS DESCRIPTION T tomo Thermostatic expansion valve Crankcase heater Hot gas solenoid valve optional High pressure switch HP Check valve Water cooled condenser Shut off valve Reheating col optional 6 Rovess valve C Safety valve Low pressure switch LP Filter dryer Shut off solenoid valve 9 Sight glass Head pressure control valve 14 Liebert A W F D H English Refrigeration circuits Fig 15 Refrigerant diagram HPM M3F MS5D F R410A SUPPLY LIMIT COOLING WATER INLET COOLING WATER OUTLET ONLY WITH REHEATING COIL OPTION POS DESCRIPTION Crankcase heater High pressure switch HP Water cooled condenser Liquid receiver 8 5 5 11 Hot gas solenoid valve optional 12 Check valve Shut off valve English Liebert HPM A W F D H Pos DESCRIPTION 5 22 E 15 Refrigeration circuits Fig 16 Refrigerant diagram Liebert HPM M3F M5D D R410A SE Ell 8 11 ONLY WITH REHEATING COIL OPTION
40. OPERATING AIR TEMPERATURE min ec Low pressure switch Restart N Min room operation temperature OPERATING AIR HUMIDITY operation temperature N A min Z Min room operation humidity 9 9 9 CIRCUIT MAX PRESSURE N o Max room operation humidity d Max refrigeration circuit pressure N NX MANUFACTURING DATE supplied unit are indicated on the inboard Liebert HPM A W F D H English Digit Nomenclature DX unit The unit is fully defined by seventeen digits DDDDD 6 7 8 9 10 11 12 13 14 15 16 17 S1EU L Digit 1 Family S Small M Medium L Large Digit 2 and 3 Size Cooling Capacity kW approx Tens of kilowatt Digit 6 Fan 1 EC fan Full 2 EC fan Light Digit 7 Main Power Supply 0 400 V 3 Ph 50 Hz Digit 8 Electric heating 0 None 1 Electric heating Digit 9 Humidification 0 None V Electrode humidifier Digit 10 Microprocessor Control ICOM amp Inner Display with Temperature Control ICOM amp Inner Display with Temperature and Humidity Control ICOM amp Coldfire Display Small with Temperature Control ICOM amp Coldfire Display Small with Temperature and Humidity Control ICOM amp Coldfire Display Large with Temperature Control ICOM amp Coldfire Display Large with Temperature and Humidity Control gt ON Digit 11
41. XAIWIFIO A 5 MSDXANIEIDIH EFUNWA rage STGxAWIFIDIR SZEXAWIFID R 520 M2HXAIWIFIOVA V 3 N 50Hz MSAXAW Cooling Electrical heating MSGxA WIFID R Fan compressor MaExA W F D A TEES M4HxA W F DIH 5 MSCxA WIFIDIH MSDXAWIFID R LSH A W L8FUA W F D H SE STGXAWIFIDTA S2EXAWIFIDIR S2GXAWIFID R M2HxA W EDIH Cooling Electrical heating M3FxA W F D H Humidification soar em MAExA W F D H Fan capta MAEXAWIFIDH electrical heaters humidifier 5 MSCXAIFIDJR M5DxA W F D H M7LxA W L8FUA W F D H L9HUA W NOTES e cables have to be sized in compliance with local standards and according to the type and characteristics e g Amperes of installation specific energy allowed to flow from the circuit breaker installed by the user must be lower than 300 000 A x s Prescriptions on the differential relay required to the user Tor special places healthcare facilities etc comply with the local regulations For ordinary places low sensitivity is suggested 300 mA coordinated with the value of the ground heater 364 Ra lt 50 la Art 413 1 4 1 CEI 64 8 Incase of frequent over voltages with mains impulse it is advisable to install a selective differential and to evaluate the n
42. alve Shut off solenoid valve Filter dryer Head pressure control valve Sight glass Hot gas injection valve Thermostatic expansion valve ot gas injector 1 2 6 Access valve Low pressure switch LP English Liebert HPM A W F D H 19 Refrigeration circuits Fig 20 Refrigerant diagram Liebert HPM L8F L9H A R410A e u Dam NE EXE ONLY WITH REHEATING COIL OPTION e SUPPLY LIMIT SUPPLY LIMIT CONDENSING UNIT CONDENSING UNIT 2 oeae 10 Liebert HPM A W F D H DESCRIPTION 11 Hot gas solenoid valve optional 12 Check valve English Refrigeration circuits Fig 21 Refrigerant diagram HPM L8F L9H W R410A ONLY WITH REHEATING COIL OPTION SUPPLY LIMIT COOLING WATER OUTLET COOLING WATER INLET u gt d SUPPLY LIMIT DESCRIPTION Compressor Crankcase heater High pressure switch HP Water cooled condenser Liquid receiver 1
43. and side of the cooling coil Check that the cold water supply is ensured Check the temperature and the pressure of the water on the inlet and outlet side using thermometers and manometers if installed Check the proper function of the three way valve Make sure that the system is filled with the prescribed amount of glycol and that there is no frost in the hydraulic circuit In case water loss needs to be refilled make sure the glycol concentration is correct X Check that the water circulation is in perfect order X CHILLED WATER CIRCUIT D and H only 17 Liebert HPM A W F D H English English 10 4 Refrigeration circuit WHEN REPAIRING THE REFRIGERATION CIRCUIT COLLECT ALL REFRIGERANT IN A CONTAINER DO NOT ALLOW IT TO ESCAPE When either removing for repairs or charging refriger ant this must always be done on both the high and low pressure sides of the compressor simultaneously e The compressor copper plated steel connections should be welded with a silfos material containing a minimum of 5 silver 10 4 1 Refrigerant charge of the water cooled units W F and H 1 Start the unit as described in para 7 1 2 Manually start the compressor ensure the unit is not in dehumidification 3 Wait a few minutes to allow conditions to stabilize 4 Checktherefrigerant circuit using a leak detector If there is a leak recharge the unit until the working conditions of th
44. ater optional Use copper or steel Mannesmann tubing Insulate both tubes using Armaflex insulation English 5 3 Chilled water connections D and H only Fig d Use copper or steel Mannesmann tubing Place the tubing on supporting saddles 1 Insulate both tubes using Armaflex insulation 2 Place shut off ball valves 3 at the conditioner inlet and outlet to allow easy maintenance 15 useful to install a thermometer 4 and a manometer 5 at the conditioner inlet and outlet Install a water drain tap 6 at the lowest point in the cir cuit Join the threaded water connections It is recommended to use hemp and paste to get a reliable pressure tight joint Fill the circuit with water glycol see Fig d Fig d Chilled water circuit Air conditioner 5 4 Coooling water connections W F and H only The unit must receive cooling water as follows a from an external cooling water source in open circuit para 5 4 1 and Figures in Enclosures b using a Dry cooler in closed circuit para 5 4 2 e Connect the piping as shown in Enclosures D t is advisable to use hoses to be connected with 3 piece joints to the condenser water inlet and outlet couplings IMPORTANT fita standard strainer on the inlet water pip ing e Place shut off ball valves at the conditioner inlet and outlet to allow easy maintenance e Itis advisable to insta
45. ays referto the Com ponent List supplied with the equipment and specify the model number serial number and if available the part num ber as well NOTES 1 Whena faulty componentis replaced follow the relevant manufacturer instructions 2 When the spare parts must be welded be carefully do not damage the internal parts gaskets seals o rings etc 10 3 Maintenance schedule Monthly quarterly biannual and annual checks to be con ducted according to the following guidelines All tasks and periods listed here are regulations from the manufacturer and need to be documented in an inspection report All these tasks should be carried out only by an authorized and trained technician We re commend the Emerson Network Power Cus tomer Service Liebert HPM A W F D H 16 FANS Attention do not reach into the fan while the fan wheel is running AIR FILTERS NEW AIR FILTER We if installed see air filter Clean or replace X CONTROL SYSTEM SWITCH CABINET POWER CIRCUITS Attention electrical A of the air conditioner are under voltage COOLING WATER W F and H only COOLING WATER W F and H only Only for closed circuits REFRIGERATION CIRCUIT cables and electrical components Maintenance schedule MAINTENANCE PERIOD EVERY COMPONENT Measureiecurentandpowerconumplon x Check for soing damage conos
46. cally reduce the conditioner air delivery e Check by a precise pressure gauge the evaporating pressure and the relevant saturation temperature Adjust the valve acting on the adjustment screw so that it intervenes when the evaporation temperature has de creased to 2 C Then check the correct operation of the thermostatic ex pansion valve 9 3 Chilled water valve F D and H only The 2 way F or 3 way D H valve controls the chilled wa ter flow and operates as follows Fig j When the valve is fully open i e max chilled water flow the actuator slot is set to 1 When the valve is closed i e no chilled water flow the actuator slot is set to 0 The valve running time is set to the value specified in the Control Manual Note 1 In the unlikely event of control system failure the valve can be manually controlled by means of the rotary knob It can be used to drive the actuator into any position between 0 and 1 Note 2 When actuator stem is completely down the valve is open and chilled water coil is supplied Fig j Position of the chilled water valve actuator for 2 or 3 way valve gt Position indicator on 0 CLOSED valve 8 way valve by pass open Position indicator on 1 OPEN valve 8 way valve by pass closed Liebert HPM A W F D
47. chnical Sales Support Use as short refrigeration pipelines as possible to minim ize the total charge of refrigerant and the pressure drops Forlong runs over 50 equivalent m contact HPAC Tech nical Sales Support Lay the horizontal gas pipes with 196 downward gradient towards the refrigerant flow 2 Reduce the number of bends which must be of large ra dius to a minimum 3 Insulate the piping as specified in Tab b If the pipes are put next to electrical cables it is advised to insulate them to avoid damage to cable insulation 4 There mustbe a minimum separation of 20 mm between the gas and liquid pipelines If this is not possible insulate both lines 5 Support both horizontal and vertical pipes with vibra tion damping clamps which include rubber gaskets Place these every 1 5 2m Tab b Condenser positioning CONDENSER AND CONDENSER BELOW EE AT SAME LEVEL not recommended as 9 ext only for aesthetic reasons only for aesthetic reasons only for aesthetic reasons INSULATION absolutely not no expose to cold underfloor air only for aesthetic reasons only if exposed to sun only if exposed to sun room unit room unit room unit Oil traps every 6 m of vertical piping see Chap 1 Tab a Liebert HPM A W F D H English 4 1 2 Pipe diameter 1 The
48. djust the set point as indicated in Control manual Stop the unit putting the ON OFF switch in OFF 7 3 Automatic restart If desired the unit will automatically restart on the return of power after a supply interruption see Control manual If the power interruption is expected to be of several hours to avoid an automatic cold restart of the compressor stop the unit before the black out and on the return of power allow the compressor to preheat before restarting the unit Fig g switch 13 Liebert HPM A W F D H English English 7 4 Checking the refrigeration piping pres sure drops Liebert HPM is equipped with connections to check the refri geration piping pressure drops room unit gt condenser room unit To carry out this operation it is necessary to use 2 calibrated manometers and connect them as follows M1 connected to the compressor delivery valve 2 connected to theSchrader valve 2 of Fig h When the compressoris ruuning check M1 and M2 N B Repeatthis test inverting the manometers tocalcula te the correct Ap consider the average value of the two readings Refrigeration pipeline Pressure drops Ap bar at 45 Atthe same geodetic level Ap 1 2 When condenser is above the room unit Ap bar M1 M2 geodetic difference m x 1 1 10 2 When condenser is below the room unit Ap bar M1 M2 geodetic differenc
49. e m x 1 1 10 2 Fig h Refrigerant line components to the evaporator connection on the Liquid Receiver Liquid receiver valve Filter dryer inlet Schrader valve Filter dryer Sight glass Solenoid valve Thermostatic expansion valve 7 Evaporator inlet Schrader valve 8 Operation Unitoperation is completely automatic The below sequence explains how the unit operates air sucked in by the fan s enters the unit The air is immediately filtered TEMPERATURE sensor or HUMITEMP temperature rel humidity sensor check type installed verifies the state of the inlet air and relays this information to the control system Filtered new air is injected into the air stream via the Fresh Air Intake optional The treated air passes through the fans which operate continuously and is then dispersed out of the unit Under unit only the air passes from the underfloor void into the room via air distribution outlets For UNDER units installed on raised floor switch off the machine before removal of the floor panels within a distance of 850 mm from the machine to avoid risks of contact with rotating devices fans moving and with hot heating elements see Fig i The control system compares the relayed information to the set point and proportional band values programmed into its memory it then commands the air conditioner to treat the air as follows see also Contr
50. e as indicated on the unit 2 Power supply cable connections e Connect the cable to the Line inlet terminal board e Use the cable size defined according to the flow the supply voltage and the installation type e Thesystem line cable protection is to be arranged by the customer Use a protection with differential switch If the system is equipped with EC fans use a B type switch e Donotfit the supply cable in the raceways inside the machine electric board Fig f Electrical connections AUXILIARY TERMINAL BOX Cooling Electr heating Humidification 400 401 NC alarm or unit off Use multipolar cables with sheath CEI20 22 only 3 Wiring connections Fig f e Connections for remote on off and hot water con sent must be done by the installer e According with compressor running two terminals for the opening of a water solenoid valve are avail able by installer W H units The General Alarm terminals allow remote alarm sig nalling 4 In case of shortcircuit check the sticking of the involved switch and possibly replace it See electrical data in Enclosures B Technical data tables 1 compressor 2 compressors remote on off 53 020 CLOSE ON 52 366 clogged filter CF 61 1 CLOSE OK 63 33 water leakage LWD 105 105 400 400 GENERAL AL DM 401 401 402
51. e entire refrigeration circuit have become normal 5 Using a manometer check that the evaporating temper ature is above 0 C 6 Verify the water pressostatic valve WV setting CHAP 8 7 Verify that the superheat is 5 8 to do this refer to Chap 8 10 4 2 Oil charge R410A The oil to be used when topping up only if there are any leaks is EMKARATE RL 32 3 or Mobil EAL Arctic 22CC see Tab g and Tab h Tab 0 EMKARATE RL 32 3MA oil for R410A only Viscosity at 40 C Viscosity at 100 C Viscosity index ISO Grade Tab h Mobil Arctic EAL 22CC oil for R410A only Density at 15 C 0 967 Flash point C O C 245 C Pour point lt 54 23 6 5 4 7 cSt Viscosity at 40 C Viscosity at 100 C Viscosity index ASTM D2270 130 These oils rapidly absorb the humidity present in the air when they are exposed to the atmosphere If the oil absorbs humidity the ester molecules can break down forming acidity We therefore recommend exposing the oil for as short a time as possible no more than a few minutes and in case of top ping up using exclusively the oil indicated on the refrigerat ing compressor Normally 1 or 2 litre cans are available for this purpose once they are opened they must be completely used up They must not be used after a long period as they absorb humidity It is therefore obvious that the taps of the compressor must only be turned after the wh
52. e is already fitted onto the humidifier drain outlet K Fillthe drain trap with water L The drain pipe is made of plastic material which does not conduct electricity from humidifier power electrodes to electrical supply from level sensor P to interface level electrode power electrodes steam cylinder drain valve NN from crm NEUE supply valve to interface from EE ri SS HEC E supply valve to interface Liebert HPM A W F D H English English A 4 Start up and operation A 4 1 Start up Before using the humidifier check the following e Supply and drain connections e That the cut off tap is open All wiring Earthing e Steam hose connection between steam cylinder and distributor To start the humidifier simply switch on the air conditioner which will in turn automatically start and stop the humidifier as required The adjustable parameters which determine humidifier operation have already been factory preset see iCom manual A 4 2 Operation Water provided it contains even a small quantity of salts in solution is a conductor of electricity Therefore if the steam cylinder is filled with water and a potential difference is ap plied between the electrodes the water
53. e temp 65 C only 0 062 for R410A is considereted Liquid pressure and density varies according to condensing temperature see refrigerant tables English Liebert HPM A W F D H Tab Equivalent lengths m of curves shut off and non return valves Nominal diameter mm 4 2 Vacuum creation and refrigerant charge Check the refrigerant type to be used on the data plate of the air conditioner and on the refrigerating compressor Fig b Pumpandrefrigerant charging cylinder con nection for vacuum creation and refrigerant charge 4 2 1 R410A precharge A and D 1 Open all cocks of the system including those used for pressurizing ambient unit and condensing unit By this operation all the components of the refrigerating circuit must be subject to vacuum Liebert HPM A W F D H 2 Connect a proper high efficiency vacuum pump 10 suit able for polyester oils to the couplings Compressor intake and delivery using if available the three way Rotalock cocks coupling 1 4 SAE make sure that all three ways are open otherwise the Schrader valves welded on the pipings Three way Rotalock cock coupling 1 4 SAE of the liquid receiver 12 make sure that all three Ways are open Schrader coupling 13 fit on the compressor orfan space if the r
54. eed for adopting other devices e standard conditions without condensing unit ATTENTION Only universal type B B RCD protective devices are permitted English Liebert HPM A W F D H B 1 Technical data table Tab 2 fan Full connections UNDER U OVER DISPLACEMENT D CONSTANT K Std Dehumidification V VI saw es ss siam e s saw 15 95 saw ss S1GxF D H 70 S2ExF D H z S2GxF D H M2HxA W M3AxA W M3GxA W 5 5 M5D D 6 7 8 7 7 8 6 6 7 7 8 8 aE 5 a M2HxF D H 85 M3FxF D H 70 M3GxF D H 70 M4ExF D H M5BxF D H M5CxF D H M5DxF D H 95 es 7 _ NOTE VDC 7 0 7 5 8 5 6 5 6 5 7 5 7 5 8 5 8 5 9 5 8 5 7 0 7 0 9 5 8 7 7 9 C 5 3 8 0 5 5 5 5 5 5 5 5 0 0 5 5 DC 5 5 5 9 6 3 7 8 6 5 7 0 7 5 5 5 5 5 6 5 6 5 7 5 7 5 8 5 7 5 7 5 7 0 7 0 8 5 7 5 The EC fan settings be modified acting on the control display see Com manual B 2 Liebert HPM A W F D H English Technical data table Tab 3 EC fan Light connections UNDER U OVER DISPLACEMENT D CONSTANT K Dehumidification Dehumidification Dehumidification Dehumidification Ese NN a EE saw so so o
55. eheating coil option is available 3 Provide for a connection with refrigerant cylinder be fore making vacuum 4 Make the system vacuum up to 0 3 absolute mbar and after 3 hours check if 1 3 absolute mbar have not been exceeded This condition warrants a humidity lower than 50 ppm inside the system If the complete vacuum is not possible this means that there are some leaks to be removed according to the in structions in 6 below NEVER USE THE COMPRESSOR TO CREATE A VACU UM THIS INVALIDATES ITS GUARANTEE 5 Break the vacuum as follows Close the cock 10a for the vacuum pump 10 b Open the cock of the refrigerant cylinder 11a until the system reaches a pressure value of about 1 bar The refrigerant must be introduced N and charged by taking only liquid fluid from the cylinder Atthis point both the vacuum pump and the refriger ant cylinder can be disconnected as follows C1 close the cylinder cock 11a c2 close the way 5 16 SAE of the connected Schrader valves 6 Inspect all connections joints using a leak detector If a leak is found empty the pipes and the condenser seal the leak and repeat the instructions in 3 6 7 Nowthe machine is ready for completing the charge and the start up 8 Charge the refrigerant ONLY LIQUID by means of the charge valve placed at the evaporator inlet 4 2 2 refrigerant charge A and D 1 Start the unit as described in para 7 1
56. er dryer Sight glass 10 Thermostatic expansion valve Hot gas solenoid valve optional 12 Check valve Shut off valve English Liebert HPM A W F D H POS DESCRIPTION Reheating coil optional 15 Evaporator 16 Low pressure switch LP EE 17 Refrigeration circuits Fig 18 Refrigerant diagram Liebert HPM M2H KA R410A SUPPLY LIMIT SUPPLY LIMIT 9 CONDENSING UNIT DESCRIPTION Compressor FCompressor Evaporalor eem Access valve 7 Safety valve 8 Filter dryer DESCRIPTION 3 way hot gas modulating valve Check valve Shut off valve 14 Reheating coil Low pressure switch LP Shut off solenoid valve 18 Sight glass Hot gas injection valve Thermostatic expansion valve Hot gas injector 18 Liebert HPM A W F D H English Refrigeration circuits Fig 19 Refrigerant diagram Liebert HPM M2H KW R410A SUPPLY LIMIT COOLING WATER INLET COOLING WATER OUTLET SUPPLY LIMIT DESCRIPTION POS DESCRIPTION Compressor O 11 Compressor 3 hot gas modulating valve Crankcase heater Check valve High pressure switch HP Shut off valve Water cooled condenser Reheating coil optional Liquid receiver Evaporator Safety v
57. er in Business Critical Continuity AC Power Embedded Computing Outside Plant Rack amp Integrated Cabinets Connectivity Embedded Power Power Switching amp Contro Services DC Power Monitoring Precision Cooling Surge Protection Emerson Network Power and the Emerson Network Power logo are trademarks and service marks of Emerson Electric Co 92008 Emerson Electric Co
58. f only by electronics no potential separa tion status relay is released If all 3 phases return to correct values the motor will restart automatically within 10 405 The power supply for an external speed setting potentiomet er is short circuit protected Motor is overload protected via motor current limitation Warning Leakage current of the motor is 7 mA roughly 7 Start up 7 1 First start up or after long standstill TO PREVENT COMPRESSOR DAMAGE THE CRANK CASE S MUST BE PREHEATED FOR AT LEAST 4 HOURS BEFORE CONDITIONER START UP FAILURE TO DO SO INVALIDATES THE GUARANTEE Start the air conditioner as follows 1 Open all valves in the refrigeration circuit according to the instruction label attached to the valve W F and H only Open all valves in the water circuit ac cording to the instruction label attached to the valve Ensure that the refrigerant charge is correct see Chap 4 Using a leak detector verify that there are no refrigerant leaks If there are any then repair the leak and recharge as described in Chap 4 At least 4 hours before start up close the main switch and miniature circuit breaker for transformers protection on the electrical panel In the iCom control system factory setting the stand alone mode is standard The stand alone mode gives the possibility of turning on the unit simply rotating the main switch on the electric panel The yellow LED on thei
59. g Dualfluid coil OFC Water outlet from ea coil 1 1 bema Connection size only The dimension of the connecting pipe depends on unit model and refrigerant see Tab c on para 4 1 2 D 3 Liebert HPM A W F D H English Refrigerant and hydraulic connections Fig 4 Refrigerant water and electrical connections Liebert HPM M2H 3A 850 850 CD 705 Q no 4 holes 48 IL IFC IWC 330 300 280 OG HD OFC OWC 190 COlouw dise opu 180 150 EE EC 80 oe e o 70 230 420 100 180 280 370 755 1000 Precut holes UNIT FRONT 1 Version Unit Connection w D ine ouet Omm _ Hot water inlet opt OD 18 mm Hot water outlet opt OD 18 mm Ca Fe EES 3 SE ER SC me Water outlet from Freecoolingn and Dualfluid coil ISO 7 1 Condensate drain ID 20 mm Connection size only The dimension of the connecting pipe depends on unit model and refrigerant see Tab c on para 4 1 2 English Liebert HPM A W F D H D 4 Refrigerant and hydraulic connections Fig 5 Refrigerant water and electrical connections Liebert HPM 5B singlecircuit Plan view
60. gt o S PE 2 IHW 3 5 1 60 OWC1 OG1 IWC1 IL1 115 185 685 60 203 80 89 303 2550 UNIT FRONT This must be cut in order to allow access for the pipes and cables Version Unit Connection Refrigerant liquid line inlet 1 Refrigerant liquid line inlet 2 A Refrigerant gas line outlet 1 OD 22 mm Refrigerant gas line outlet 2 OD 22 mm L83 99 IWC1 Water to condenser 1 inlet ISO 183 99 IWC2 Water to condenser 2 inlet ISO Water from condenser 1 outlet OD 22 mm OD 22 mm Hot water inlet opt Hot water outlet opt Water outlet from Freecooling ISO Water inlet to Dualfluid ISO Water outlet from Dualfluid ISO Connection size only The dimension of the connecting pipe depends on unit model and refrigerant see Tab c on para 4 1 2 7 1 7 1 SO 7 1 7 1 7 1 7 1 Water from condenser 2 outlet D 7 Liebert HPM A W F D H English Refrigerant and hydraulic connections Fig 8 Refrigeration connections Frontal view liquid line Liebert HPM SxxxA LxxxA gas line Non return valve IL Refrigerant pipe inlet Refrigerant pipe outlet Notes recommended diameters see Table in Chap 4 Fig 9 Water connections Liebert HPM SxxxF H MxxxF H and LxxxF H Frontal view
61. it toa height suitable for the piano jacks e Place protective material between the unit and the pi ano jacks and straps e With the unit se cured to the piano jacks move the fork lift and pallet away the unit 3 Using the piano jacks at least two trained personell can move the unit to the site for installation 1 9 Removal of Piano Jacks Lower the unit as far the piano jacks will allow Undo all strapping holding the piano jacks to the unit Use a pry bar or similar device and on one end of the unit with a piano jack lift the unit just enough to allow for the removal of the piano jack Repeatthe previous step to remove the piano jack on the opposite end Remove all material that might have been used to protect the unit from the piano jacks and strapping 1 10 Base module Ifthere is no raised floor below the unit it must be placed on a base module to allow access to the external connections The conditioner is connected to the base module by 4 Screws 1 11 Operating limits The units are designed to operate within working ranges see Tab a These limits are referred to new machines or to those that have been correctly installed and serviced The warranty clauses are no longer valid for any possible damage or malfunction that may occur during or due to op eration outside the application values Tab a Operating limits For all units 18 45 Room air c
62. ized water or water containing impurities Conductivity range 125 1250 uS cm supplying limit ALTERNATIVE SUPPLY WATER TUBING CUT OFF TAP Must be included in the Unscrew the ring nut A and SUPER WATER TUBING connect a tube straight to supply water tubing Itis supplied a 1 5 m long plastic the 3 4 Male connection tube with gt G m connections B on the humidifier English Liebert HPM A W F D H 1 Fig b Drain water connection DRAIN WATER DEVICE Dispose the drain water into an ordinary drainage work using a funnel the drainage network must be able to withstand water tem peratures up to 100 C NOTES 1 Allow a 2 gradient towards the drain outlet 2 Avoid back pressures in the drain piping components The components of the HUMIDAIR humidifiers are shown below Fig c The humidifier and its connections DRAIN VALVE ASSEMBLY D A filling cup overflow tube SUPPLY VALVE F supply valve steam I WATER DRAIN TUBING Itis supplied a hose with an integ ral drain trap DO NOT DISMANTLE THE DRAIN TRAP DO NOT DISMANTLE THE DRAIN TRAP The hos
63. k See hydraulic drawings in the Enclosures D 5 5 Adding ethylene glycol Tab f Ethylene glycol to be added to water freezing temperature C ethylene glycol to add to water in weight of total mixture N B Values are for Shell antifreeze 402 For different brands check manufacturer s data NOTES Toavoid stratification run the circulation pump for atleast 30 min after adding any glycol After adding water to the water circuit disconnect the unit from the sanitary water piping system in this way the water mixed with glycol won t return into the same piping system After any topping up of water check the glycol concen tration and add any glycol if necessary The hydraulic features of the system vary by adding glycol Therefore check the head and the flow rate of the pump to be used filling water lt disconnect after charge Stand by pump o 18 p 3 Stand by pump APPLIANCE LL x optional 8 air separator charge group filter reducer non return valve filling meter mn drain at lowest point 11 Liebert HPM A W F D H English 6 Electrical connections 6 1 Electrical connections 1 Before proceeding with the electrical connections en sure that electrical components are undamaged all terminal screws are tight e the supply voltage and frequency ar
64. lara que este produto est em conformidade com as directivas Europeias Tillverkare f rs krar harmed att denna produkt verensst mmer med Europeiska Uniones direktiv De Fabrikant verklaart dat dit produkt conform de Europese richtlijnen is Vaimistaja vakuuttaa t ten ett t m tuote t y tt seuraavien EU direktiivien vaatimukset Produsent erkl rer herved at dette produktet er i samsvar med EU direktiver Fabrikant erkl rer herved at dette produkt opfylder kravene i EU direktiverne SNAWYEL t xpol v siva ue E E 2006 42 2004 108 2006 95 97 23 Ensuring the High Availability Of Mission Critical Data and Applications Emerson Network Power a business of Emerson NYSE EMR is Locations the global leader in enabling Business Critical Continuity Emerson Network Power Headquarters EMEA from grid to chip for telecommunication networks data centers Via Leonardo Da Vinci 16 18 health care and industrial facilities Emerson Network Power Zona Industriale Tognana provides innovative solutions and expertise in areas including 35028 DC power and precision cooling systems embedded Fax 39 049 5841 257 computing and power integrated racks and enclosures power marketing emea emersonnetworkpower com switching and controls monitoring and connectivity All so
65. le guaranteeing the steam as clean as possible to MIDAIR it is advisable to read this manual carefully gether with simple maintenance Tab a Humidair specifications ABSORBED MAX CYLIN MAX SUP MAX DRAIN SETTING DER WATER PLY WATER WATER HUMIDAIR MAIN eon CURRENT VOLUME QUANTITY QUANTITY o kg h A I I min I min SOE OF KUECLA RENE S1E S2G 2 7 9 0 Mer 32 400V 3ph 50Hz pope M3F M7L Mat KUECLD Lr 9H E b Humidair specifications for Displacement unit ABSORBED MAX MAX MAX DRAIN MAIN POWER SETTING CURRENT CYLINDER WA SUPPLY WA WATER HUMIDAIR SUPPLIES TER VOLUME TER QUANTITY QUANTITY MODEL V 10 kg h l min KUEGLA E Toh Tso sac KUECLB For humidifier current FLA and rated power refer to electrical features in the air conditioner manual Unit is factory set to produce about 70 of the maximum value see Com manual A 2 Installation The humidifier is supplied already mounted within the air conditioner The only necessary operations are the connec tions for the supply water Fig a and drain water Fig b Fig a Supply water connection SUPPLY WATER FEATURES The supply water temperature must never exceed 40 C Thesupply water pressure must be between 0 3 and 6 bar If greater use a pressure reducing valve set to 3 4 bar Sanitary water should be used Do not use demineral
66. level 3 Installation ATTENTION conditioner must never be installed out of doors See drawings in Enclosures C Note for Conditioner version Over with elec trical heaters If the unit is ducted with air duc ts not supplied by Hiross pay attention to the positioning of the insulation material To avoid overheating of the insulation or sound proof material inside the air duct the insulation material must be positioned at minimum 30cm above the top of the unit K OVER Upflow with front air return G L GRILL Frontal upflow with front air return 504 05 models 4 Refrigeration connections 4 1 Refrigeration pipeline connections A and D air condensing units are delivered helium pressur ized at 1 bar The discharge operation of the room unit pressurized with helium at 1 bar and the de welding of the bottoms from the connections must be carried out as last operations immediately followed by the connection and emptying of the whole system English Liebert HPM A W F D H 4 1 1 General layout Tab b Fig a Recommended pipe layout 1 In soft or hard copper The diameter required is stated in Tab c If the installer intends to use pipes of a larger diameter e g forlong winding runs then consult HPAC Te
67. ll a water drain system at the lowest point in the circuit Fully drain the piping before connecting it to the air con ditioner 5 4 1 Notes for open circuit applications e Use the unit with mains or well water DO NOT USE WATER FROM AN EVAPORATIVE COOL ING TOWER UNLESS THE FILLING WATER HARD NESS IS CONTROLLED The water pressure must be 2 10 bar if this is not so contact the Technical Support Department Liebert HPM A W F D H 10 The required water flow at differenttemperatures is given in our catalogues or on request If necessary very low water temperature insulate both pipes using Armaflex insulation 5 4 2 Notes for closed circuit applications The installation in Fig e is indicative only for individual installations follow the project diagram Install a pump system calculated on the basis of the flow and total head of the system see project data and controlled by the compressor running see label on the unit Insulate both pipes using Armaflex insulation VERY IMPORTANT Add water and ethylene glycol to the circuit when the ambient temperature is below zero re ferring also to para 5 5 Do not exceed the nominal op erating pressure of the circuit components Bleed air out of the circuit Fig Advised Dry cooler Installation El shut off valve TS thermostat pump HTC Variex H non return valve safety valve manometer expansion tan
68. lutions Emerson Network Power Service are supported globally by local Emerson Network Power service Via Leonardo Da Vinci 16 18 technicians Liebert power precision cooling and monitoring Zona Industriale Tognana products and services from Emerson Network Power improve the 35028 Piove di Sacco PD Italy utilization and management of data center and network Tel 39 049 9719 111 SE er Fax 39 049 9719 045 technologies by increasing IT system availability flexibility and service emea emersonnetworkpower com efficiency For more information visit www liebert com www emersonnetworkpower com or United States WWW eu emersonnetworkpower com 1050 2 Columbus 43229 Tel 1 6148880246 29 F The Orient Square Building F Ortigas Jr Road Ortigas Centre Pasig City 1605 Philippines Tel 63 2 620 3600 While every precaution has been taken to ensure the accuracy Fax 63 2 730 9572 and completeness of this literature Liebert Corporation assumes no responsibility and accepts no liability for damages resulting from use of this information or for any errors or omissions 2008 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 Emerson Network Power The global lead
69. n 5 C Max differential pressures on the modulating valve 2 or 3 ways differential pressure through the closed valve Max differential pressure across the valve for modulating service Apms mos 175 200 1 Positive difference in height condenser above conditioner 2 Negative difference in height condenser below conditioner Other information in para 5 3 1 12 Noise level limits The sound pressure level in free field at 1 5 m height and 2m in front of the air conditioner with compressor and fan in op erations is less than 70 dBA for all models Liebert HPM A W F D H 2 General description 2 1 Direct expansion units 2 1 1 Refrigeration circuit All models are provided with a single refrigeration circuit M and L ranges present also double circuit units The com pressor 1 pumps the hot gaseous refrigerant into an out door air cooled condenser 2 The liquefied refrigerant ar rives to aliquid receiver 3 that ensures constant and even refrigerant flow to the thermostatic expansion valve 4 and then arrives to the evaporator 5 Here the refrigerant thanks to the heat exchanged with the room air moved by the fan 6 evaporates and returns to the compressor 1 from this the refrigerant begins a new refrigeration cycle To maintain the correct refrigerant discharge pressure the speed of the motor fan 8 is controlled on off or
70. ng risk only 9 6 Environment protection A misuse or an incorrect calibration of the unit leads to in creased energy consumption resulting in an economic and environmental damage Use the freecooling function if available 10 Maintenance Spare Parts 10 1 Safety instructions All maintenance operations must be carried out strictly ob serving the European and National accident prevention reg ulations We refer especially to the accident prevention regu lations concerning electrical systems refrigerators and manufacturing resources Maintenance may be done to air conditioning equipment only by authorized and qualified technicians To keep all warrantees valid the maintenance must adhere to the manufacturer s regulations The work should be done in the system only when itis at standstill Do this by switching off the air conditioner at the controller and the main switch Post a warning sign saying DO NOT SWITCH ON Electrical components of device have to be switched off and be checked that they are not under voltage Ignoring the safety instructions can be dangerous to per Sons as well as to the environment Soiled parts always cause a loss of performance and for Switch or control devices can lead to the break down of a plant 10 2 Spare parts Only original spare parts made by Emerson Network Power may be used Using third party material can invalidate the warrantee When making inquiries alw
71. nimize oxidation Connect the pipes to the condenser e Condensers with butt welded pipe connections cut the pipe enlarge it and weld it to the pipeline e Condensers with threaded tap connections flange the pipes and connect RESPECT THE DIRECTION OF REFRIGERANT FLOW SEE LABELS ON REFRIGERANT CON NECTIONS Wash out the pipelines as follows a Plug up the free ends of the pipes b Connecta helium or nitrogen cylinder fitted with a re ducer max pressure 10 bar to the 1 4 SAE Schrader valve of the condenser C Pressurize the pipes with helium or nitrogen d Unplug the pipes instantaneously e Repeat a d several times THIS OPERATION IS ESPECIALLY IMPORTANT WHEN HARD COPPER PIPING IS USED Open all the room unit shut off valve Discharge the room unit pressurized with helium at 1 bar opening the charge valves so that all the branches of the circuit are discharged e g on the receiver on the low pressure side and on the compressor delivery De weld the bottoms from the connections of the room unit Fix weld the pipes to the connections on the air condi tioner Connect the refrigerant safety valve to the outdoor with a 16 copper pipe Tab Weight of refrigerant contained in piping during operation EXTERNAL PIPE DIAMETER mm liquid at different condensing temperatures R410A kg m 46 0 C Due to the small weight influence at 15 5 bar discharg
72. nit may be too tall to fit through a doorway while on the skid Measure the unit and doorway heights and refer to the instal lation plans prior to moving the unit to verify clearances gt CAUTION Risk of unit damage if improperly stored Keep the unit vertically upright indoors and protec ted from dampness freezing temperatures and contact damage ATTENTION The conditioner must never be installed out of doors See drawings in Enclosures C gt P 1 2 Equipment Inspection Upon arrival of the unit and before unpacking verify that the labeled equipment matches the Bill of Lading Carefully in spect all items for either visible or concealed damage Dam age should be immediately reported to the carrier and a damage claim filled in with a copy sent to your sales repres entative 1 3 Packing material All material used to package this unit is recycla ble Please save for future use or dispose of the material appropriately 1 4 Recommended Unit Handling Equipment Fork Lift Bars and Slings Liebert HPM A W F D H 1 5 1 6 1 Remove the Piano Jacks 2 Spreader Handling the Unit While Packaged If possible transport unit using a fork lift or pallet jack otherwise use a crane with slings and spreader bars If using a fork lift or pallet jack make sure the fork if ad justable are spread to the widest allowable distance to still fit under the skid Also ensure the fork length is
73. o maintain the correct refrigerant discharge pressure the speed of the motor fan 8 is controlled on off or propor tional mode Whenthe cooling capacity ofthe room unit is higher than the room load and the room temperature tends to decrease the hot gas valve 11 opens and the hot gas coil 10 heats the treated air maintaining the room the requested restricted temperature conditions Shut off valves are provided as standard to assist with routine maintenance The compressor 1 has a built in non return valve to avoid return of liquid refrigerant from the condenser in summer time thus protecting the compressor from undesired refri gerant slugging during the start up A second non return valve 7 is recommended to avoid in wintertime refri gerant migration from the liquid pipes and the receiver 3 to the condenser 2 that should be responsible of low pres sure intervention at the startup of compressor For safety reason a relief valve 9 is installed on the liquid receiver 3 this valve is equipped with flanged connections so that the refrigerant may be discharged to the outside Cooling Water Liebert HPM A W F D H SxxKW MxxKW Units English The units are available the four configurations shown below U UNDER Downflow Se D DISPLACEMENT Frontal air discharge at floor
74. ol manual COOLING Direct expansion mode DX The compressor is started and the cold refrigerant flows through the evaporator thus cooling the air passing over it For compressor operation see Control manual HEATING This can take one of three forms electrical heating optional the heating elements heat the air passing over them There are 3 heating steps hot water heating optional if hot water is available this flows through the hot water coil thus heating the air passing over it The hot water flow is controlled by an on off 8 way valve hot gas reheat optional used during dehumidifica tion the hot refrigerant which exits the compressor flows through the hot gas coil thus heating the air passing over it e DEHUMIDIFICATION optional DX mode One of the compressors starts and either the air flow or the evaporator surface is reduced depending on the model thereby causing dehumidification refer also to Control manual In freecooling mode see Control manual N B If during dehumidification the ambient temperat ure drops below a specified level dehumidification will be stopped if necessary see LOW LIMIT intervention in Control manual e HUMIDIFICATION optional The humidifier creates steam which is distributed into the air stream via the steam distribution pipe see also Enclosure A N B Manual control can be performed usingthe control sys tem see Control manual
75. ole plant has been subjected to a vacuum and partial filling 10 4 3 topping of an installed circuit If oil leakages occur the topping up operation is necessary Contact the local Service before intervention 10 4 4 Compressor removal only L units If the innermost compressor is faulty a few steps must be carried outto ensure an easy replacement see Fig 1 En closure G 10 5 Dismantling the unit The machine has been designed and built to ensure con tinuous operation The working life of some of the main components such as the fan and the compressor depends on the maintenance that they receive The unit contains substances and components hazardous for the environment electronic com ponents refrigerating gases and oils At the end of the useful life when the unit is dismantled the operation must be carried out by specialized re frigerating technicians The unit must be delivered to suit able centers specialized for the collection and disposal of equipment containing hazardous substances 10 6 Regulation EC no 842 2006 F gas Stationary air conditioning placed into the European Community market and operating with fluorinated greenhouse gases f gas such as R407C R134a they have to comply with the F gas Regulation applied since 04 July 2007 Be aware that refrigerants as R22 not f gas their relevant regulation is Reg EC no 20
76. on circuits Fig 6 Refrigerant diagram Liebert S1G S2G KA R410A SUPPLY LIMIT AN GIE SSO XO bs SUPPLY LIMIT DESCRIPTION Compressor Compressor FAccessvdwe Access valve 7 Safety valve 8 Filter dryer Sight glass Thermostatic expansion valve E 6 Liebert HPM A W F D H 9 CONDENSING UNIT DESCRIPTION English Refrigeration circuits Fig 7 Refrigerant diagram Liebert S1G S2G KW R410A SUPPLY LIMIT COOLING WATER INLET COOLING WATER OUTLET SUPPLY LIMIT POS DESCRIPTION POS DESCRIPTION Compressor 11 Compressor 3 hot gas modulating valve Crankcase heater Check valve High pressure switch HP Shut off valve Water cooled condenser Reheating coil optional Liquid receiver Evaporator Safety valve Shut off solenoid valve Filter dryer Head pressure control valve Sight glass Hot gas injection valve Thermostatic expansion valve ot gas injector 1 2 6 Access valve Low pressure switch LP English Liebert HPM A W F D H 7 Refrigeration circuits Fig 8 Refrigerant diagram Liebert HPM M2H M5B R410A ONLY WITH REHEATING COIL OPTION
77. onditioned room 2 1 5 Air cooled condenser dualfluid units Version D Dualfluid modes The Dualfluid unit cools the air flow by means of the air refri gerant coil 5 in direct expansion rows direct expansion mode see refrigeration circuit or as an alternative the air water coil 5 in the chilled water rows chilled water mode SxxUD MxxUD L8FUD Units Chilled Water from Customer 2 1 6 Water cooled condenser dualfluid units Version H Dualfluid mode The Dualfluid unit cools the air flow by means of the air refri gerant coil 5 in direct expansion rows direct expansion mode see refrigeration circuit or as an alternative the air water coil 5 in the chilled water rows chilled water mode Chilled Water from Customer Cooling Water Liebert HPM A W F D H 2 1 7 Constant K L Refrigeration circuit All models are provided with a single refrigeration circuit The compressor 1 pumps the hot gaseous refrigerant into an outdoor air cooled condenser 2 The liquefied refriger ant arrives to a liquid receiver 3 that ensures a constant and even refrigerant flow to the thermostatic expansion valve 4 and then arrives to the evaporator 5 Here the refrigerant thanks to the heat exchanged with the room air moved by the fan 6 evaporates and returns to the compressor 1 from this the refrigerant begins a new refrigeration cycle T
78. onditions for L8FUx 21 C 40 R H Room air conditions 5 27 55 inlet water max 85 Hot water circuit temperature messo Storage conditions Power supply tolerances E 1 English Liebert HPM A W F D H For units Outdoor temperature lower limit Exceeding of winter lower limits will temporarily cause a compressor stop down to 10 C below 21 C Consult Tech VARIEX required nical Sales Support Outdoor temperature higher limit standard unit This limit is determined by coupled condenser model Exceeding of this limit or a lack of maintenance will caused a compressor stop by HP safety thermostat Reset to normal operation can only be carried out manually Relative position room unit vs remote condenser From unit to condens L er max distance eql Om from 30 to 50 m h equivalent length From unit to condens er max geodetic 8m from30mto 8m height 1 2 Requirements Pipe diameter 5 see Tab c Oil traps on vertical T line of gas refrige rant Additional non return valve on deli very line at 2 m from compressor every 6 m max see 8 mandatory oversized 1596 NOT allowed mandatory For W F and H units Water or mixture temperature to condenser min 5 lower limit other information par 5 4 For F D and H units Chilled water circuit inlet water temperature mi
79. or plenum connection SOE 1 Models 4 4 0 5 2 mm S1E 2G M2H 7L Models NEN NEN 20 mo 266 256 wama Liebert HPM A W F D H English Installation drawings Fig 6 Hole in raised floor WALL B BASE FRAME RONT ACCESSORY F d E FRONT UNIT Dimensions mm MODELS B without base with base without base with base without base with base frame f f frame CAUTION For UNDER units installed on raised floor inhibit inappropriate access to the unit from the base to authotized staff i e fixing the floor panels up to 850 mm from the unit Fig 7 Extension hood Fig 8 Over conditioner with electrical heaters Upflow ducted conditioner equipped with electric al heaters connected to air duct not supplied by Emerson Network Power Pay attention to the position of insulating material gt 30 M Heaters Note See Chap 2 English Liebert HPM A W F D H 4 Installation drawings Fig 9 Base module Fig 10 Base frame Fig 11 Correct method to install the base module The air conditioner must be placed vertically on the base module maintaining a parallel position avoiding having the load concentra tion on one small area see figure below j E
80. ovided with one very efficient stainless steel brazed plate water cooled condenser 2 The con English English denser is fitted with an head pressure regulating valve 8 for the automatic control of condensing pressure The units operate with mains water or closed circuit with an external Dry Cooler When operating in a closed circuit to avoid undesired ice formation in wintertime it is advisable to use water glycol mixture refer to Chap 5 for the percent ages to be used at minimum ambient temperatures Dry Coolers are available as an option water glycol mixture and circulation pump s are normally supplied by others If mains water is used a mechanical filter must be fitted in the water circuit to protect the plate condenser 2 for other in formation see the Service Manual To reduce water and energy consumption pump it s advis able to adopta cooling water control valve by the user able to stop water feeding when unit is off Unit microprocessor control gives a 24V contact 10VA max please refer to the relevant Wiring Diagram 58 and G termin als to drive that valve Note water cooled Liebert HPM versions are filled with the complete charge of the requested refrigerant standard R410A SxxOW 5 MxxOW Units Cooling Water 2 1 4 Freecooler units Version F Freecooling mode The Freecooler unit cools the air flow by means of the air
81. propor tional mode Shut off valves are provided as standard to assist with routine maintenance The compressor 1 has a built in non return valve to avoid return of liquid refrigerant from the condenser in summer time thus protecting the compressor from undesired refri gerant slugging during the start up A second non return valve 7 is recommended to avoid in wintertime refri gerant migration from the liquid pipes and the receiver 3 to the condenser 2 that should be responsible of low pres sure intervention at the start up of compressor For safety reason a relief valve 9 is installed on the liquid receiver 3 this valve is equipped with flanged connections so that the refrigerant may be discharged to the outside 2 1 2 Version A External air cooled condenser 2 The units may be connected with a wide range of our con densers in standard or low noise version For technical data and performance referto the relevant technical documenta tion Note 1 Units and external condensers are supplied separ ately Note 2 The room unit refrigeration circuit is pressurised with helium at 3 bar and condenser refrigeration circuit at 2 bar with dry air Note 3 The customer is responsible for making connec tions between the Unit and the external condenser and for charging with refrigerant standard R410A and oil when re quest 2 1 3 Version W Water cooled condenser These units are pr
82. r identification ofthe unit model and serial no in case ofthe necessity for assistance or spare parts locate the identific ation label on the outside of the unit amp EMERSON Attention data relevant to the ete ble i label see below empty fax simile Data in the manual are referred to standard conditions and can be modified without any DIL 222600801 4 i VOLTAGE PHASE FREQUENCY POS DESCRIPTION 1 Compressor Full Load Ampere A O COMPRESSOR 2 Compressor Locked Rotor Ampere A SEN LRA 2 er 3 3 Compressor quantity FAN MOTOR 4 Evaporator fan Full Load Ampere A 4 FLA LRA 5 6 5 Evaporator fan Locked Rotor Ampere A FAN MOTOR 6 Evaporator fan quantity 7 FLA LRA QT 9 7 Condenser fan Full Load Ampere 8 Condenser fan Locked Rotor Ampere A STAGES 11 9 Condenser fan quantity 10 Electrical heating Ampere 12 on 13 11 Electrical heating steps 12 Humidifier Ampere TOTAL FLA ac TOTAL FLA de Ipk KA 13 Steam production capacity a 15 Wm 17 14 Max unit AC Ampere REFRIGERANT TYPE 15 Max unit DC Ampere R 16 Rated peak withstand current HIGH PRESS SWITCH MANUAL 17 Rated short time current SET Bar RESET Bar Refrigerant type High pressure switch Stop High pressure switch Restart LOW PRESSURE SWITCH SET Bar RESET Bar N N oO Low pressure switch Stop
83. ralwamings 1 12 10 52 al tee ie eae eee 10 5 3 Chilled water connections D only Fig aaa aaa eaaa aaa aa aaa 10 5 4 Coooling water connections W F only 10 5 Adding ethylene glycol u u tb ut deer hei du ates dere aa s ER Re De d 11 6 Electrical connections 12 6 1 Electrical connections oorr RIPE Aleng EU eiae deta de by 12 6 2 asuka to he Rae ar edu ed dE 12 6 3 Protection degree IP2x check Rare esp E ee cb erg es 12 6 4 Protective features of EC fan 12 Start up is EEN 13 71 start up or after long standstill 13 7 2 Starting and Stopping isses me ee bag IRURE EROR eae dale 13 T3 IUe A Aad N Ae Pe ates 13 7 4 Checking the refrigeration piping pressure 14 g Operation eed Ei eau Eed 14 9 Calibrations amp Regulation at start up
84. re frigerant coil 5 in direct expansion rows direct expansion mode or as an alternative the air water coil 5 in freecool ing rows freecooling mode Whenever the outdoor temper ature is at least 5 degrees below the indoor return temperat ure the water flow is cooled by an external Dry Cooler 10 and passes through the coil 5 When the external temperat ure is higher than ZET Zero Energy Temperature the water exchanges heat with the refrigerant in the water cooled plate condenser 2 When the external temperature is below ZET the water is cooled as much as to cool the room air dir ectly in the air water coil 5 freecooling rows Water glycol circuit The units operate with water in closed circuit with an ex ternal Dry Cooler 10 cooled by the outside ambient air To avoid undesired ice formation in wintertime itis advisable to use water glycol mixture refer to the Service Manual for the percentages to be used at minimum ambient temperatures The circulation of the water glycol mixture is forced the pump 11 and the water glycol mixture are not supplied The unit is provided with 2 way modulating valve 12 to control the glycoled water flow passing through the water glycol coil A solenoid valve 13 allows the water flow to the condenser The opening or closing signals generated by the electronic controller manage the valve actuator movement in order to maintain the desiderd conditions in the c
85. ri ate during its servicing and maintenance Operator according to Reg 842 2006 Article 2 point 6 means the natural or legal person exercising actual power over the technical functioning of the equipment and system covered by the Regulation The State may in defined specific situations designate the owner as being responsible for the operator s obligations Direct methods of leakage checking approved by the manufacturer Reg 1516 2007 and Reg 1497 2007 a gas detection device adapted to the refrigerant in the System the sensitive of portable gas detection devices as a direct test method shall be at least five grams par year b proprietary bubble solutions soapsuds Liebert HPM A W F D H 18 Additional information located into a dedicated label c In generally the above mentioned information has of unit Reg 1494 2007 been located in the main nameplate of relevant unit a Where fluorinated greenhouse gas is foreseen to be d For equipment with double refrigeration circuits in 19 added to the equipment outside of the manufactur ing site at the point of installation a dedicated label accommodates notation of both the quantity kg pre charged in the manufacturing plant and of the quantity charged at the installation site as well as the resulting total quantity of f as a combination of the above mentioned quantities in a manner which conforms to the legibility and indelibility Our split
86. rode wires P and level sensor wire L 5 Undo the clip R 6 Pull the cylinder C out of its gland at the bottom G A 5 2 Replacing the steam cylinder When the steam cylinder is approaching the stage where it needs to be replaced warning A25 is generated see Con trol manual to advise the user that the cylinder must be re placed To replace the cylinder proceed as follows see Fig 1 Carry out the instructions in para A 5 1 2 Usingthe new cylinder carry out 4 6 of para 5 1 in re verse order 3 Connect the steam hose S the clip on the hose needs to be tightened only slightly 4 Manually switch the humidifier on for 2 3 minutes inthe iCom Service menu Then switch it off 5 Drain the water as for 2 in para A 5 1 6 Ifthe air conditioner features a iCom CDL with Graphic dis play reset the humidifier working hours window no 1 of PARAMETER MENU to zero 7 Close the General Switch relative to the humidifier A 5 3 Annual maintenance Annually e g before any close down period carry outthe following service on the humidifier see Fig c 1 Carry out the instructions in para A 5 1 2 Disconnect the supply F and drain D valve wires 3 Unscrew and remove the drain tank T 4 Unscrew the drain valve assembly screws V 5 Remove the drain valve assembly 6 Unscrew and remove the drain valve solenoid O 7 Unscrew and remove the drain valve armature
87. that there are no alarms see Control manual 20 W F and H only Verify the water flow 21 W F and H only For closed circuit units ensure that the water pump starts when the compressor starts 22 Verify the Fresh Air Intake operation if fitted 23 Once the system is operating under load check the various components as follows Verify that the fans are operating properly Ensure that the temperature and relative humidity are being controlled and that the humidifier option al and heating steps optional operate when re quired e Ensure thatthe compressor operates when required Dand H only Ensure that chilled water valve oper ates when required e Ensure that the fan operation controller on the ex ternal condenser Dry cooler if fitted is calibrated correctly and that it controls the fan operation 7 2 Starting and stopping ALWAYS ENSURE THAT EACH CRANKCASE HAS BEEN PREHEATED FOR BRIEF STOPPAGES KEEP THE SUPPLY TO THE CRANKCASE HEATER Turn on the unit operating on the ON OFF switch placed on the left case of the unit Fig g Ifthe ON OFF remote device is not installed the green LED on the Com case will light up together with the LED placed below the ON OFF switch The fan starts immediately the fan always works when the unit is ON after 2 minutes the regulation is activated so the cool ing compressor heating electric heaters humidifying and dehumidifying devices can start A
88. the refri gerant saturation temperature corresponding to the pressure read on the manometer and the real tem perature read on the thermometer 4 The superheat must be 6 7 if not set the expansion valve as follows a Remove the protective cover b Turn the adjustment screw by 1 4 turn only c Wait 10 minutes d Measure the superheat and repeat the operation if necessary N B If the superheat is too low compressor cool to the touch the screw must be turned in a clockwise direction If the superheat is too high compressor hotto the touch the screw must be turned in a counterclockwise direc tion 9 2 Adjustment of the hot gas injection valve as antifreeze mode and partial control of the capacity F D H and Constant THIS OPERATION MUST BE CARRIED OUT BY AN EX PERT REFRIGERATION TECHNICIAN 9 2 1 Features This valve is installed int some special versions see relevant refrigeration circuits It enables a partial control of the evap orating pressure so as to avoid evaporation temperatures lower than zero degrees centigrade and thus any ice forma tion chilled water side even with low temperatures of the return air It injects hot gas exiting the compressor before the evaporator through the gas liquid mixer so as to keep the pressure higher than the set value See the refrigeraton dia gram 9 2 2 Adjustment The min evaporating pressure is kept by calibrating the valve as follows Drasti
89. tion circuits Refrigerant diagram Liebert HPM S1E S2G W R410A ONLY WITH REHEATING COIL OPTION COOLING WATER INLET gt L SUPPLY LIMIT COOLING WATER OUTLET 4 SUPPLY LIMIT Compressor Crankcase heater High pressure switch HP Water cooled condenser Liquid receiver POS DESCRIPTION Compressor 6 Access valve 7 Safety valve Filter dryer Sight glass 10 Liebert HPM A W F D H DESCRIPTION Thermostatic expansion valve Hot gas solenoid valve optional Check valve Shut off valve Reheating coil optional Evaporator Low pressure switch LP Shut off solenoid valve Head pressure control valve English Refrigeration circuits Fig 3 Refrigerant diagram Liebert S1G S2G F R410A ONLY WITH REHEATING COIL OPTION SUPPLY LIMIT COOLING WATER INLET COOLING WATER OUTLET SUPPLY LIMIT Pos 2 Sight glass FSghigas 72 POS DESCRIPTION 16 Low pressure switch LP 17 Shut off solenoid valve TE English Liebert HPM A W F D H E 3 Refrigeration circuits Fig 4
90. water 3 way valve 1 Liebert HPM A W F D H English Maintenance Fig 1 Compressor removal Liebert HPM L8F 9H only STEEP 1 STEEP 2 STEEP 3 STEEP 1 remove 1 2 3 and 4 STEEP 2 remove 5 6 and 7 STEEP 3 remove 8 remove screws from compressor STEEP 4 remove compressor English Liebert HPM A W F D H G 1 A Fabbricante Manufacturer Hersteller Fabricant Fabricante Fabricante Tillverkare Fabrikant Valmistaja Produsent E M E RSON Fabrikant Kotaoxevaom Producent Emerson Network Power S r l Zona Industriale Tognana Network Power Via Leonardo da Vinci 16 18 35028 Piove di Sacco Padova Italy Fabbricante dichiara che questo prodotto conforme alle direttive Europee The Manufacturer hereby declares that this product conforms to the European Union directives Der Hersteller erkl rt hiermit dass dieses Produkt den Anforderungen der Europ ischen Richtlinien gerecht wird Le Fabricant d clare que ce produit est conforme aux directives Europ ennes El Fabricante declara que este producto es conforme a las directivas Europeas O Fabricante dec

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