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Piping Connections and Piping Access Points

24

7.2

Piping Details - Shutoff/Isolation Valves

To allow for fluid isolation of each XDO module, install a full port isolation valve (field-supplied) on

each branch circuit, see

below, site specific documentation, Liebert’s XD System Design

and Configuration Document and documentation for other parts of the system.

Figure 25 Piping details

Valves
(Field-Installed)

Return

Supply

Supply

Return

Recommended

Acceptable

XDO shown with piping connected

through top access points.

Front and side connection points are

available.

For more information, refer

to Table 3 - Branch piping

Все каталоги и инструкции здесь:

http

:

//splitoff.ru/tehn-doc.html

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Содержание XDO16BK-0

Страница 1: ...PRECISION COOLING XDO USER MANUAL 14 16kW Nominal Capacity 50 60 Hz Большая библиотека технической документации http splitoff ru tehn doc html каталоги инструкции сервисные мануалы схемы ...

Страница 2: ...ead building structure can support the weight of the XDO modules and supporting hardware CAUTION This system contains hazardous electrical voltage Disconnect all power before working within NOTE Carefully follow all unit dimensional drawings and refer to the submittal engineering drawings of individual units for proper clearances Все каталоги и инструкции здесь http splitoff ru tehn doc html ...

Страница 3: ...XDO from the Pallet 8 4 0 MECHANICAL CONSIDERATIONS 10 4 1 Locating in Ceiling Spacing 10 4 1 1 Weight Distribution 10 4 2 Leveling 10 4 3 Ceiling Preparation 10 4 4 System Connection Configuration 11 5 0 ATTACHING SUSPENSION HARDWARE AND MOUNTING THE UNIT 12 5 1 Opening Hinged Removable Fan Tray 12 5 2 Installation With Internal Mounting Brackets 14 5 3 Installation With External Mounting Bracket...

Страница 4: ...nterlaced connections 11 Figure 11 Typical XDO piping non interlaced connection 11 Figure 12 Opening or removing hinged fan tray 12 Figure 13 Fan tray opened for access 13 Figure 14 Mounting hole locations 14 Figure 15 Threaded rod and internal mounting kit installation 15 Figure 16 External mounting kit for XDO 16 Figure 17 Detailed view of mounting kit attached to front panel 17 Figure 18 XDO el...

Страница 5: ...DO 1 Hinged Removable Fan Tray 2 Evaporator Coil 3 Evaporator Fan 4 Serial Tag 5 Internal Mounting Bracket 6 Condensate Detection Option 7 On Off Switch 8 Circuit Breaker 9 Quarter Turn Fasteners 10 Knockout High Voltage Connection 11 Knockout Low Voltage Connection XD 16 K 0 16 kW nominal capacity Revision level Liebert X treme heat density system Example XDO16BK 0 O Overhead cooling module B B B...

Страница 6: ...over any external damage report them to the shipping company and your local Liebert representative 3 When unpacking and handling the XDO module extra care should be taken to prevent damage to the coils 2 3 Parts Included With XDO Installation manual this document XDO module Mounting kit parts with the following items 2 3 1 Optional Items Lighting units External mounting kit Part Qty Qty Required 3...

Страница 7: ...ould be well insulated and must have a sealed vapor barrier The vapor barrier in the ceiling and walls can be a polyethylene film Paint on concrete walls and floors should contain either rubber or plastic Outside or fresh air should be kept to a minimum when temperature and humidity must be tightly controlled Outside air adds to the cooling heating dehumidifying and humidifying loads of the site D...

Страница 8: ... maintaining the tem perature of the coolant pumped to the XDOs above the room dew point Figure 3 Generic air flow schematic Figure 4 Generic piping schematic HOT AISLE Cold Aisle Spacing Hot air is drawn into the XDO for cooling XDO XDO Critical Equipment Critical Equipment Critical Equipment Critical Equipment COLD AISLE Hot air goes into the hot aisle Cooled air enters the rack Hot air goes int...

Страница 9: ...f sharp edges splinters and exposed fasteners can cause personal injury Only properly trained personnel wearing appropriate safety headgear gloves shoes and glasses should attempt to move lift remove packaging from or prepare unit for installation CAUTION Risk of damage from fork lift Improper handling with the fork lift can cause exterior and or underside damage Keep tines of the fork lift level ...

Страница 10: ...n in the protective packaging until located at the installation site When handling and unpacking the unit exercise great care to prevent damage to the coil fins see Figures 6 7 and 8 3 5 Unpacking the Unit 3 5 1 Domestic Packaging Remove outer packaging when ready to install the XDO Keep the XDO covered by the unit bag until removal from pallet Figure 6 Removing domestic shipping package Step 1 St...

Страница 11: ...icated in Step 1 in Figure 7 below Remove outer packaging when ready to install the XDO Keep the XDO covered by the unit bag until removal from pallet Figure 7 Removing export shipping package Step 1 Step 2 Step 4 Step 3 Все каталоги и инструкции здесь http splitoff ru tehn doc html ...

Страница 12: ... the product specified contact your local sales representative 3 At least two properly trained personnel may lift the XDO off of the pallet and onto a flat surface as shown in Figure 8 4 To protect the painted surface of the XDO lay a piece of protective material the length of the unit on the flat surface before moving the XDO Figure 8 Removing XDO from shipping pallet Все каталоги и инструкции зд...

Страница 13: ...ngement and overall dimensions 24 1 8 613mm 72 1 4 1835mm BACK LEFT SIDE OF XDO FRONT OF XDO Do Not Lift Here Do Not Lift Here FRONT OF XDO RIGHT SIDE OF XDO 24 1 4 616mm 3 76mm 22 3 8 568mm Все каталоги и инструкции здесь http splitoff ru tehn doc html ...

Страница 14: ...cations 4 1 1 Weight Distribution The weight is evenly distributed within the XDO unit 4 2 Leveling The XDO modules must be mounted so that they are level within 1 2 13mm end to end 4 3 Ceiling Preparation The XDO module must be securely mounted to the overhead building structure This may require reinforcing the overhead building structure and supports of existing buildings Be sure to follow all a...

Страница 15: ... However in a system with just one XDP or XDC connect XDO modules in a non interlaced configura tion see Figure 11 Figure 10 Typical XDO piping interlaced connections Figure 11 Typical XDO piping non interlaced connection Return A XDP XDC A Supply A Return B XDP XDC B Supply B XDO A XDO B XDO A XDO B XDO B XDO A XDO B XDO A TOP VIEW NOT TO SCALE NOTE Line size does NOT indicate pipe size differenc...

Страница 16: ...O unit to be opened by flipping power switch to the Off position before working on unit see Figure 12 2 Slowly unthread electrical connector from its mating half before opening the fan tray 3 Turn the quarter turn fastener to open the fan tray 4 To service the interior of the XDO or to install threaded rods for installation back out two M6 screws on the removable fan tray The fan tray may now be r...

Страница 17: ...Hardware and Mounting the Unit 13 Figure 13 Fan tray opened for access Front of XDO Internal Mounting Bracket Removable Fan Tray swung open for internal access Все каталоги и инструкции здесь http splitoff ru tehn doc html ...

Страница 18: ... bottom Nylok nut 3 8 small washer and a bushing below the bracket from bottom to top Nylok nut 3 8 large washer a bushing and a sleeve 3 Tighten the Nylok nuts firmly Repeat for each of the four rods checking to ensure that the XDO will be level when suspended for operation 4 Using either lifting equipment or adequate personnel raise the XDO to mounting connections in the overhead building struct...

Страница 19: ...kit installation 3 8 Nylok Nut 3 8 Large Washer 3 8 Small Washer Bushing Bushing 3 8 16 Field Supplied Threaded Rod Sleeve 3 8 Nylok Nut Internal mounting bracket goes between bushings Threaded rods inserted into internal mounting brackets Все каталоги и инструкции здесь http splitoff ru tehn doc html ...

Страница 20: ...two washers and a bushing as shown in Figure 17 Figure 16 External mounting kit for XDO 2 Place the bracket against either the front or rear panel of the XDO making sure that the lip along the bottom of the bracket fits under the bottom of the panel 3 Secure the bracket to the XDO using three nuts and bolts supplied with the mounting kit as shown in Figure 17 4 Using either lifting equipment or ad...

Страница 21: ...Bracket Nylok Nut Nylok Nut Bushing supplied with internal mounting kit Washer supplied with internal mounting kit Threaded rods field supplied Bracket lip fits underneath XDO16 to support the unit s weight External Mounting Bracket part of optional external mounting kit Front of XDO Rear of XDO Все каталоги и инструкции здесь http splitoff ru tehn doc html ...

Страница 22: ...tions WARNING Risk of electric shock Can cause injury or death Disconnect all local and remote electric power before working within the unit CAUTION Sharp edges and heavy parts may cause personal injury Wear gloves to prevent injury to hands Damage to wiring or components may make unit unsafe to operate Use caution when installing wiring to prevent damage to factory wiring Install protective bushi...

Страница 23: ...Hole Mounting Hole TOP OF XDO FRONT OF XDO Knockouts for High Voltage Wiring Knockouts for Low Voltage Wiring The low voltage connection is present only if the XDO is equipped with the optional condensation detection system Все каталоги и инструкции здесь http splitoff ru tehn doc html ...

Страница 24: ...Opening Hinged Removable Fan Tray 3 Remove two screws to remove the protective cover from the high voltage terminal block see Figure 20 4 Connect the high voltage power supply wires and the earth ground wire to the XDO as shown in Figure 20 The black wire in the power supply line connects to L1 on the terminal block and the white wire connects to L2 on the terminal block The earth ground wire conn...

Страница 25: ... on the right side of the unit see Figure 19 for knockout locations see Figure 21 for low voltage termi nal block location For units equipped with the condensation detection package make low voltage connections according to site specific drawings Follow all local and national electric codes Figure 21 Low voltage wiring connections High Voltage Cover Low Voltage Terminal Block INSIDE FRONT PANEL VI...

Страница 26: ...n is 7 8 OD copper For ease of connection the XDO offers supply and return piping access on the top or through the front or either side see Figure 22 Piping connections extend through the XDO s top the most frequently used access point Should access from another direction be required the factory installed pipes can be shortened and elbows installed inside the unit to accommodate the alternate entr...

Страница 27: ...cs Schrader Valve FRONT OF XDO Alternate Piping Connection Alternate Piping Connection 7 8 Outside Diameter Return Piping Connection 1 2 Outside Diameter Supply Piping Connection Schrader Valve Alternate Piping Connection typical 2 places Right side layout is similar LEFT SIDE OF UNIT FRONT OF UNIT REAR OF UNIT 7 5 16 185mm 2 1 16 53mm 3 76mm 5 15 16 151mm 1 13 16 47mm 5 3 4 146mm 7 3 8 188mm Все ...

Страница 28: ...ecific documentation Liebert s XD System Design and Configuration Document and documentation for other parts of the system Figure 25 Piping details Valves Field Installed Return Supply Supply Return Recommended Acceptable XDO shown with piping connected through top access points Front and side connection points are available For more information refer to Table 3 Branch piping Все каталоги и инстру...

Страница 29: ...XDO is shipped with a low pressure holding charge of nitrogen This must be vented before removing the caps on the ends of the supply and return piping To vent the holding charge 1 Find the Schrader valve on the top exterior of the cabinet which will allow you to vent the nitrogen holding charge in the XDO unit as shown in Figure 23 2 Open the valve and vent the holding charge 3 Replace and secure ...

Страница 30: ...e Liebert XD System must be completely installed before it is charged with refrigerant After installation is complete refer to the Liebert XDP or Liebert XDC user manual for instructions on charging the XDV XDO with refrigerant and starting the system The complete XD system includes all XDO and XDV units an XDC or XDP unit and any other connected equipment Все каталоги и инструкции здесь http spli...

Страница 31: ...wer to the lights The lights require separate power connections Follow all local and national electrical codes when making power and control connections to the lights Attach the lights to the bottom of the XDO on either side of the fan trays as shown in Figure 26 Figure 26 Adding optional lighting units Lighting Units Secure Light Beside the Fans Secure Light Beside the Fans Optional Lighting Requ...

Страница 32: ...h XDO and 2 3 1 Optional Items ___ 3 XDO module level within 1 2 ___ 4 High voltage wiring to XDO module ___ 5 Low voltage wiring to XDO ___ 6 Piping from XDP XDC to XDO with isolation valves piped to each XDO ___ 7 Field piping has no leaks ___ 8 Piping insulated ___ 9 Fan tray closed and securely latched ___ 10 Start system to ensure proper operation ___ 11 Shut down system Все каталоги и инстру...

Страница 33: ... levels The unit should be cleaned and checked for damage and worn parts Suggested maintenance includes Cooling fins Clean any dust and debris from the cooling fins taking care not to bend them Circulating fans Clean any dust from the fans Все каталоги и инструкции здесь http splitoff ru tehn doc html ...

Страница 34: ...ectrical and piping access Weight lb kg Unit only 150 68 Shipping weight 238 108 296 134 Installed with coolant without options 155 70 Number of Fans 1 1 1 Airflow Nominal ft3 min m3 hr 2700 4587 2250 3822 Audible Noise 85 dBa sound power 83 dBa sound power Pipe Connections XD Coolant Supply from XDP XDC 1 2 OD Copper XD Coolant Return to XDP XDC 7 8 OD Copper Serviceable Parts Fan and electrical ...

Страница 35: ...Все каталоги и инструкции здесь http splitoff ru tehn doc html ...

Страница 36: ...information or for any errors or omissions 2005 Liebert Corporation All rights reserved throughout the world Specifications subject to change without notice Liebert and the Liebert logo are registered trademarks of Liebert Corporation All names referred to are trademarks or registered trademarks of their respective owners SL 16661 10 05 Rev 2 Technical Support Service Web Site www liebert com Moni...

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