Benutzeranleitung / Produktwartung Liebert XDFN des Produzenten Emerson
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SER VICE MANUAL English Cod. 272823 Rev . 28.03.2008 XDFN Closed Loop Cooling for High Density Racks Precision Cooling for Business−Critical Continuity.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 Caution We recommend that: S the manual is retained for the entire service life of the machine; S the user reads the manually ca.
f c a b e d Digit Configuration Digit and Configuration The user will configure the system choosing in between the following alternatives. The basic system is composed by six pieces to be precisely defined: a. Air conditioner b. Base module air conditioner c.
1 3 2 5 6 4 C B M Base module air conditioner Digit 4 − Dampers L On left side R On right side 2 Both sides Digit 5 − Free 0 Digit 6 − Special Requirements 0 None X Special requirement Digit 1, .
1 3 2 5 6 Digit 1, 2 and 3 RAC 4 Rack 8 9 7 10 11 13 14 12 15 R A C Digit 4 − Fr ont door and configuration 3 All height transparent door , with top plenum 2 All height solid door , with top plenum .
English Index 1 − Preliminary operations 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.1 − P acking (see Fig. 1 − Enclosures H) 1 . . . . . . . . . .
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1 English XDFN 1 − Preliminary operations 1.1 − Packing (see Fig. 1 − Enclosures H) The units are usually packed on a wooden pallet (1), with shockproof angle pieces in pressed cardboard (2, 3, 4)/po- lystyrene (5), panels in cardboard (6)/polystyrene (7) and fle xibl e polythene film (8).
2 English XDFN 3 − P ositioning The units are available in the configurations shown below . Fig. b − Basic configuration air path (one rack, one air conditioner) Fig. c − F ull redundancy configuration air path (one rack, two air conditioners) Fig.
3 English XDFN 4 − Installation A TTENTION : T h e conditioner must never be installed out of doors. See drawings in Enclosures C . 4.1 − Base module If there is no raised floor below the unit it is recommended to choose rear connections. See also information on Enclosure D−1.
4 English XDFN T ab. a − Condenser positioning CONDENSER POSITION CONDENSER ABOVE CONDITIONER CONDENSER AND CONDITIONER AT SAME LEVEL CONDENSER BELOW CONDITIONER (not recommended) gas int. necessary necessary necessary INSULA- gas ext. only for aesthetic reasons only for aesthetic reasons only for aesthetic reasons INSULA- TION liq int.
5 English XDFN T ab. c − Weight of refrigerant contained in piping during operation EXTERNAL PIPE DIAMETER (*) liquid (+), at different condensing temperatures liquid (+), at different condensing temperatures DIAMETER ( mm ) gas (*) R407C (kg/m) R22 (kg/m) (mm) 35.
6 English XDFN 5.2 − V acuum 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. f − Pump and refrigerant charging cylinder con- nection for vac uum creation and refrigerant charge R.
7 English XDFN 6.2 − Water connections − Condensate drain (Fig. g ) : S U se galvanized steel, PVC or flexible polythene tub- ing. S All ow a 2% gradient towards the drain. S There must be a drain trap (1) placed on the rear side of the air condizioner base module.
8 English XDFN Fig. h − Advised Dry cooler Installation APPLIANCE TS HTC Stand−by pump disconnect after charge filling water (optional) HTC TS shut−off valve pump non−return valve manometer thermostat Variex (opt.
9 English XDFN 7.1.3 − Protection degree IP2x check Af te r whole of the connections and installation works, check and verify the protection degree IP2x (protection against fin- ger access, std. IEC 60364−1) at the boundary of the air conditioner .
10 English XDFN 6) Verify the operation of the crankcase heater . 7) Check that there are no water leakages. 8) Close all MCBs on the electrical panel. 9) Check the supply voltage on all phases. 10) ENSURE THAT THE COMPRESSOR HAS BEEN PRE- HEATED FOR AT LEAST 4 HOURS BEFORE ST ART- ING THE UNIT .
11 English XDFN move the bridges N1−N8 and R1−R8, and connect th e terminals R8−N8−PE (230V ac 50Hz) to the UPS. P art two P ower s upply the auxiliary circuits of air condition ers switch- in.
12 English XDFN through the evaporator , thus cooling the air passing over it . F or fan and compressor operation see Control manu- al. Chilled water mode (CW) The chilled water flows through the chilled valve coil, t hu s cooling the air passing over it.
13 English XDFN 12 − M aintenanc e/Spare P arts 12.1 − 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.
14 English XDFN Maintenance schedule MAINTENANCE PERIOD EVERY COMPONENT 1 Month 3 Months 6 Months 1 Y ear FAN S Check for soiling, damage, corrosion, and proper fixing. X FAN S Attention do not Check bearings noise. X Att en ti on, d o no t reach into the fan while the fan Check blower balancing.
15 Eng lish XDFN 12.5 - - - Refrigeration circ uit WHEN REP AIRING THE RE FRIGERATION C IRCU IT COL LE CT A LL RE FR IGE RA NT I N A CO NT AIN ER: DO NOT ALLOW IT TO ES CAP E. S When either removing (for repairs) or charging ref riger- ant this m ust always be done on both the high and low pressure side s of the com pressor simulta neously .
16 Eng lish XDFN e. Recovery for t he p urpose of recycling, reclama - tion or destruction of t he fluorinated greenhouse gases, pursuant t o Art. 4 (Recovery ) of Reg.842/2006, shall take place b efore the final di spos al of t hat eq ui pmen t an d, w hen ap pr opri - ate, during its servic ing and maintenan ce.
A − 1 English XDFN App. A − HUMID AIR humidifier A.1 − Preface The HUMIDAIR represents the best humidifier technology avail able, guaranteeing the steam as clean as possible to- get her with simple maintenance. In order to obtain optimum performance from the HUMID- AIR it is advisable to read this manual carefully .
A − 2 English XDFN Fig. b − Drain water connection L K DRAIN WA TER DEVICE Dispose the drain water into an ordinary drainage net- work, using a funnel (the drainage network must be able to withstand water tem- peratures up to 100 °C). WA TER DRAIN TUBING It is supplied a hose with an inte- gral drain trap.
A − 3 English XDFN A.4 − Start−up and operation A.4.1 − Start−up Bef ore using the humidifier , check the following: S Supply and drain connections. S That the cut−off tap is open. S All wiring. S Earthing. S Steam hose connection between steam cylinder and distributor .
A − 4 English XDFN A.6 − Humidifier spare part list It is recommended the use of original spare parts. When p l ac i n g an order quote the part code, as well as the air condi- tioner mo del no.
T echnical data table XDFN B − 1 English T ab. 2 − Electrical data Configuration Model Po we r supply FLA [A] LRA [A] RESIDUAL−CURRENT CIRCUIT BREAKERS I n n = 0.3A (400V) X13UA /W 18.0 58.0 25A Cooling + Electrical heating X17UA /W 50 Hz 18.2 71.
T echnical data table English B − 2 XDFN T ab. 7 − Calibrations of electrical components COMPONENT SET TING NOTES Contact Low Pressure Switch (LP) STOP 2 barg ST ART 2.
T echnical data table XDFN B − 3 English T ab. 8 − R407C/R22 refrigerant and oil charge for air cooled models (A type) BASE REFRIGERANT CHARGE ( 2 ) BASE OIL CHARGE ( 1 ) (liters) MODEL BASE REFRIGERANT CHARGE ( 2 ) [kg − each circuit] oil within compressor [kg − each ci r c u it] initial oil charge Max topping up X13UA 4.
Installation drawings C − 1 XDFN English Space requirement (one) Fi rs t be sure to have the space in your area available, and the holes on the raised floor for electrical, refrigerant connections and data cables. Fig. 1 Hole on the raised floor for piping and electrical connections COOLING MODULE Fig.
Installation drawings C − 2 XDFN English Space requirement (two) Room requir ed for the basic cooling column. Please multiply by all the planned modules. 2400 1950 225 225 CTP TOP PLENUM AIR CONDITIONER CBM BASE MODULE AIR CONDITIONER X...U A/W/C AIR CONDITIONER Fig.
Installation drawings C − 3 XDFN English Space requirement (three) Room r equired for the basic rack module. Please multiply by all the planned columns. Fig. 5 Overall dimensions Rack module components 1950 225 225 2400 150 RTP TOP PLENUM RACK RAC .
Installation drawings C − 4 XDFN English Building the system (one) Fir st locate the two base modules, as shown in the drawing. A gasket must be applied on the connecting surface.
Installation drawings C − 5 XDFN English Building the system (two) Th e rack will be located over the corresponding base module. And then the cooling module. Between the pieces the gasket. Fig. 8 Step 2 SELF LOCKI NG NUT M8 WASHER D . 8.4 x 17 GASKET GASKET RACK RACK AC UNIT SELF LOCKING NUT M8 WASHER D .
Installation drawings C − 6 XDFN English 275 330 335 260 850 750 119 856 225 DET AIL B − TOP VIEW S gasket location: see the sectioned lines S gasket thickness: 3 mm 20 1950 BASE MODULE DET AIL C .
Installation drawings C − 7 XDFN English Building the system (three) Th e rack top plenum will be placed on the top. In between the gasket. Fig. 9 Step 3 SELF LOCKI NG NUT M8 WASHER D .
Installation drawings C − 8 XDFN English Building the system (four) T he air conditioner top plenum will be placed on the top. In be- tween the gasket.
Installation drawings C − 9 XDFN English DEA TIL E − LATERAL VIEW S gasket location: see the sectioned lines S gasket thickness: 3 mm DET AIL D − TOP VIEW S gasket location: see the sectioned li.
Refrigerant and hydraulic connections D −1 XDFN English Fig. 1 Connections COOLING MODULE B DET . A A 125 DET . B LA TERAL VIEW REAR VIEW TOP VIEW BOTTOM CONNECTIONS IL IWC ICW OG OWG OCW HD HF CD EC EC 183 60 7 0 180 60 296,5 514 CONNECTIONS (*) FRONT UNIT REAR VIEW DET .
Refrigerant and hydraulic connections D −2 XDFN English Fig. 2 Connections RACK MODULE Sealed holes (dia . 63 mm) for power and data cables. T wo supplied seals: one for 9 cables max dia. 10,5 mm; one for 4 cables max dia. 16,5 mm. The remaining four holes are supplied with simple gland cable.
Refrigeration circuits E − 1 XDFN English Fig. 1 XDFN XxxUA SUPPL Y LIMIT CONDENSING UNIT 2 4 4 MC 16 1 12 3 15 5 FG 8 9 10 6 19 20 13 6 18 21 7 11 17 6 13 T 13 11 12 14 T 6 POS.
Refrigeration circuits E − 2 XDFN English Fig. 2 XDFN XxxUW 2 4 4 MC 6 16 1 3 6 15 5 FG 9 10 6 19 20 7 17 A B AB 8 6 COOLING WA TER INLET COOLIN G WA TER OUTLET 11 12 18 21 T 6 13 14 T POS.
Refrigeration circuits E − 3 XDFN English Fig. 3 XDFN XxxUC 2 1 CHILLED W A TER INLET CHILLED WA TER OUTLET SUPPL Y LIMIT SUPPL Y LIMIT T 4 3 POS. Standard components 1 Chilled water coil 2 Chilled .
Electrical connections F − 1 XDFN English Fig. 1 Air conditioner electrical power supply (400V−3ph−50 Hz + N + EARTH) Auxili ary contact cable for back up ventilation enabling: connect to ter- m.
Electrical connections F − 2 XDFN English Fig. 2 Rack electrical power supply (230V−1ph−50 Hz + EARTH) BACK UP VENTILATION F ANS ELECTRICAL P ANEL BACK UP VENTILATION DAMPER PE N1 L1 Power suppl.
Electrical connections F − 3 XDFN English Fig. 3 Rack electrical panel location FRON T VIEW Electrical panel Fig. 4 Rack power strips and PDU location (optional) REAR V IEW (without door) Power strips (optional) PDU (optional) Fig.
Maintenance G − 1 XDFN English Fig. 1 Air conditioner column ELECTRIC HE ATERS THERMOST A T MANU AL RESET AIR FIL TER MAINTENANCE EC FAN MAINTENANCE, CONDENSING CONTROL DEVICE (A VERSION) REFRIGERANT LINE SERVICE AREA MAINTENANCE FOR: COMPRESSOR, ELECTRONIC EXP .
Maintenance G − 2 XDFN English Fig. 2 Rack unit BACK UP VENTILA TION FANS MAINTENANCE ELECTRICAL P ANEL BACK UP VENTILATION DAMPER MAINTENANCE FRONT VIEW.
P acking H − 1 XDFN English 4 5 3 2 6 1 7 8 B Fig. 1 Standard packing Air conditioner / Rack with or without base module D Fig. 2 Standard packing Plenum and/or Base module T ab. a − Available packages following the required configuration. − Dimensions DESCRIPTION − Re Fig 1 Dimensions (mm) DESCRIPTION − R e.
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Printed in Italy by Liebert H IRO SS S.p A. Issued by T.D. Servi ce Sinc e the Liebert H IRO SS Company has a polic y of c ontinuous produc t improv ement, it res erves the ri ght to change des ign and spec ific ations w ithout prev ious notic e.
Emerson Network Power EMEA Liebert Hiross Headquarters Via Leonar do da Vinci, 16/18 35028 - Piove di Sacc o (PD) - Italy tel. +39 049 9719111 fax +39 0495841257 www .eu.emersonnetworkpower .com mark eting.emea@e mersonnetworkpower .com Emerson Network Power EMEA Global Service Via Leonar do da Vinci, 16/18 35028 - Piove di Sacc o (PD) - Italy tel.
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