HP Apollo 8000 iCDU Rack Getting Started Guide
Contents
1. Display panel Provides general cooling unit status External communication Provides connection to external components and connections networks Control switch Allows override of pump control for maintenance and testing VFD display Displays pump frequency Controls main power to the iCDU Two way facility water control Electro mechanical valve that controls flow of facility SO 77 ae female hose bibb DE gale cam lock gt oudon 3 4nele ose bb Used rae CD female hose bibb hose bibb FL cam lock cam lock cam lock Physical specifications The table below lists the approximate physical specifications of a single HP Apollo f8000 Rack or HP Apollo 8000 iCDU Rack as received from the factory For help in calculating the total weight of the rack including components see Floor loading considerations on page 1 8 Overview 10 HP Apollo f8000 Rack Parameter Packaged system as Unpackaged system off shipped on pallet pallet unwrapped 2575 mm 102 in 2382 mm 94 in 1016 mm 40 in 607 mm 24 in in Height mid and bottom 1555 mm 62 in 1362 mm 54 in assembl dit Weight top assembl Up to 510 kg 1124 Ib Up to 413 kg 910 Ib Weight mid and bottom 790 kg 1742 Ib 693 kg 1528 Ib assembl Weight for a completely packaged system with no server trays installed Weight for an unpackaged system with no server trays installed HP Apollo 8000 iCDU Rack Parameter P2. The leveling feet pads help to ensure weight distribution and help transfer the load to the support structure below the floor You must ensure proper orientation of the feet pads so that subsequent racks can be properly accommodated To allow for proper water drainage flow the front of the rack should be elevated at least 15 87 mm 0 625 in higher than the rear of the rack The leveling feet pads have two different heights designed to ensure the proper elevation for drainage flow to the rear of the rack e Use the thick side of the leveling feet pads for the front of the rack Facility planning for implementation 17 e Use the thin side of the leveling feet pads for the rear of the rack SCC 87 ETE CLI II IT TITT TT TT EITT HII err IT tt tt tt EEEE N Om gt Om TIITII III E Floor loading considerations The computer room floor must be able to support the total weight of the installed server trays as well as the weight of the HP Apollo f8000 Rack and HP Apollo 8000 iCDU Rack as they are moved into position The information presented in this section is about raised floor installations HP cannot assume responsibility for determining the suitability of a particular raised floor system The customer or local agencies should determine installation requirements An appropriate structural engineer should verify any floor system under consideration for a server installation Raised floor loa
3. 5 i k 1 TTL aS EE mnm x NI i IIIIIIIIIIIIIIIIIIIII a IIIIIIIIIIIIINI Overview 8 lm Description Facility water in Facility water out Secondary water out Secondary water in Heat exchanger The iCDU transfers heat to the facility water plant and has a secondary loop that provides cooling to the servers in the IT racks Key components The HP Apollo 8000 System is composed of several key components described below which all work together to provide a modular rack based cooling solution HP Apollo 8000 Rack front and rear components ot gt 1 Front fans Provide circulation of cooled air through the rack by pulling the warm air over the heat exchanger coils 2 HP APM module Provides a point of contact for server rack components node identification and logging 3 Rear fans Provide circulation of cooled air through the rack by pulling the cooled air through the IT equipment ig Power supplies Provides power to the backplanes Rock piping Allows flow of cool water into the rack and heated water out of the rack Collect water condensation removed through the gravity drain For more information about the HP APM module see the HP APM User Guide on the HP website http www hp com support APM UG en Overview 9 HP Apollo 8000 iCDU Rack front and rear components
4. lt Is there a dedicated branch circuit for equipment Pf fo 7 Is there a dedicated branch circuit less than 22 86 m 75 ft away PT ma the input circuit breakers sized to protect their respective receptacles for equipment loads Safety considerations am areojn je eea a L S 2 ske O L e L L feit C TI T Water preparation considerations GET EEE Area Area condition ssi Yes No Comment date Has the water been tested for acceptable quality for use in the HP Apollo 8000 System If the water quality is unacceptable have adequate treatment filtration measures been put in place Have the water temperature and flow been evaluated Pf fo Has piping of an appropriate diameter material and pressure tolerance been installed to reach the back of each HP Apollo 8000 Rack and HP Apollo 8000 iCDU Rack Appendix A Forms and checklists 37 em Area condition Is there a provision for fluid collected from the condensation and overtlow hoses at each HP Apollo f8000 Rack and HP Apollo 8000 iCDU Rack Is there dedicated cabinet space for storage of water quality chemicals and gloves Is Nalprep 8349 commercially available from Nalco Company available on site for the secondary loop cleaning procedure Has the approximate volume of water in the entire system been determined Necessary for water chemical preparation Have the water treatment chemicals been evaluated and approved through your facility EHS de
5. if applicable ess HP Apollo 8000 System relative to the floor tile breaks and supports 3 Is there adequate space for maintenance needs Recommended clearances are minimum 1 219 mm 48 inches in front minimum 914 mm 36 inches in the rear Is access to the site or computer room restricted mH 5 Is the computer room structurally complete What is the expected date of completion Is q raised floor installed and in good condition Pf fo Appendix A Forms and checklists 36 em Area condition Yes Yes No Comment date 7 Is a raised floor system including needed cutouts able to adequately support the fully loaded rack and iCDU 8 Are there channels or cutouts for cable routing PT Is there a network line available EN Are floor tiles in good condition and properly braced ce there a leak detector for the facility water system external to the iCDU Are masonite boards available for floor protection during rack movement over carpets and thresholds Power and lighting considerations Ea Area condition Yes Yes No Comment date Are there AC outlets available for servicing needs for example for laptop Does the input voltage correspond to HP Apollo f8000 Rack and HP Apollo 8000 iCDU Rack specifications 3 Is dual source power used If so identify types and evaluate grounding Does the input frequency correspond to equipment specifications mH Is power conditioning equipment installed Lt
6. or kN m Concentrated load The load that a floor panel can support on a 25 x 25 mm 1 x 1 inches at the panels weakest point typically the center of the panel without the surface of the panel deflecting more than a predetermined amount Rolling load The load a floor panel can support without failure when a wheel of specified diameter and width is rolled across the panel Example Tate All Steel 1250 raised floor specifications Uniform load 1 552 kg m 400 lb ft Concentrated load 567 kg 1 250 Ib Rolling load 227 kg 500 Ib With 2 54 mm 0 10 inch of span maximum deflection Electrical considerations The electrical practices and suggestions in this guide are based on North American practices For regions and areas outside North America local electrical codes take precedence over North American electrical codes An example would be the recommendation that the protective ground conductor should be green with yellow stripes This requirement is a North American directive and does not override the local code requirements for q region or areas outside North America Z WARNING To avoid personal injury and damage to the equipment be sure that an emergency power shut off switch is in place and is easily accessible The HP Apollo 8000 Rack provides four AC input connections and ships with four power cords for connecting to three phase AC power buses The HP Apollo 8000 iCDU Rack ships with one power cord for connecting t
7. Apollo 8000 iCDU Rack unit runs in manual mode for a period of time without an adequate heat load being generated by servers or other computing networking devices excess condensation could occur within the cabinet or system Prior to starting up any active components servers storage devices and so on mounted in the HP Apollo f8000 Rack the following actions must be performed Secondary loop cleaning procedure This procedure should be performed by a qualified water quality agency or qualified HP service personnel who understands the water treatment process Ensure the facility water source is on and flowing prior to the startup of the HP Apollo 8000 iCDU Rack and HP Apollo f8000 Rack Facility planning for implementation 33 e Make sure the HP Apollo f8000 Rack and iCDU is fully operational and running before turning on the servers and closing the front rear cabinet doors Facility planning for implementation 34 Appendix A Forms ond checklists Delivery survey form Z WARNING To prevent possible serious personal injury or damage to equipment do not move the HP Apollo 8000 System up or down stairs The delivery survey form lists delivery or installation requirements If any of the items on the list apply enter the appropriate information in the areas provided on the form Special instructions or recommendations should be entered on a special instructions or recommendations form The following list gives examples of special in
8. For information on water quality temperature and flow rate see Coolant requirements on page 31 Consult with a qualified facilities design expert to analyze new and existing systems and specify new work to ensure water quality temperature and water flow requirements can be met The new work must meet alll local safety and building code requirements as well as the customer s facility quality standards Piping drawings and schematics included here are diagrammatic to convey a conceptual understanding of the HP Apollo 8000 System connection requirements Advantages of a dedicated secondary loop system The water source for the HP Apollo f8000 Rack is an iCDU that allows for line isolation better control of individual systems and regulated water quality Advantages in using a dedicated loop include e Easier scheduling of maintenance to either a building system or dedicated HP Apollo 8000 Rack loop e Fasierto maintain water quality parameters in the dedicated closed loop e Better temperature and flow regulation to guarantee the needs of the HP Apollo f8000 Rack e More flexibility to regulate water temperature in order to reduce the potential for condensation Facility planning for implementation 23 The conceptual figure below depicts the HP Apollo f8000 Rack being supplied directly by a HP Apollo 8000 iCDU Rack in a closed loop configuration Description Facility water in Facility water out Secondary water out Secondar
9. be a manufacturer distributor licensed radioactive waste broker or a licensed low level radioactive waste disposal facility These facilities may charge a fee for this service Within 30 days of disposing of a sign the general licensee is required to file a report to the NRC or Agreement State that includes e the device manufacturer s or distributor s name model number and serial number e the name address and license number of the person receiving the device and e the date of the transfer Reports should be sent to Director Office of Federal and State Materials and Environmental Management Programs ATTN GLTS U S Nuclear Regulatory Commission Washington D C 20555 0001 For more information see the Fact Sheet on Tritium EXIT Signs on the NRC website http www nrc gov reading rm doc collections fact sheets fs tritium html Regulatory information 41 Support and other resources Before you contact HP Be sure to have the following information available before you call HP Active Health System log HP ProLiant Gen8 or later products Download and have available an Active Health System log for 3 days before the failure was detected For more information see the HP iLO 4 User Guide or HP Intelligent Provisioning User Guide on the HP website http www hp com go ilo docs Onboard Administrator SHOW ALL report for HP BladeSystem products only For more information on obtaining the Onboard Administrator SHOW A
10. for implementation 27 HP Apollo 8000 iCDU Rack floor cutout lt 24 0 E NN Hem Deseription O COU il iCDU tile Secondary water system components The facility water supply and return service for each HP Apollo 8000 System are required to have a particular combination of components for peak performance These components are identified in the following figures and tables Facility planning for implementation 28 Secondary water supply assembly side view and top view Secondary water return assembly side view and top view tem 6 Facility planning for implementation 29 Description Ball valve Rack return leg assembly Isolation valve iCDU supply and return leg Manifold drain valve The supply and return assemblies are 1 8 m 6 ft sections Each section can accommodate up to three racks The supply and return headers are 63 5 mm 2 5 in type L copper pipes Typical plumbing installation guidelines Z CAUTION The water supply system feeding the HP Apollo 8000 System must be capable of withstanding operation with rapid and frequent changes in flow requirements Installation service for the HP Apollo f8000 Rack and iCDU is available for order Plan for a 24 48 hour system cleaning window using water and pretreatment coolant suggested in this guide Facility water connections should be within 3 05 m 10 ft of the HP Apollo 8000 iCDU Rack The facility wa
11. racks with casters Sudden stops excessive force and uneven surfaces can cause the product to overturn When maneuvering the HP Apollo f8000 Rack or HP Apollo 8000 iCDU Rack use the following guidelines e Racks with casters should be moved with care The HP Apollo f8000 Rack and HP Apollo 8000 iCDU Rack are equipped with all swivel casters Sudden stops excessive force and uneven surfaces can cause the product to overturn e When rolling the rack make sure to push firmly on the front door frame edges e Ensure there is a room and door large enough to accommodate the movement of the rack into the data center Be sure elevators have adequate load capacity floor space and door clearance to accommodate the rack when transporting it to an upper or lower building floor Be sure that doorway thresholds are adequate to accommodate the rack when transporting within a building Threshold gaps and openings might require a threshold transition to ensure smooth movement of rack casters Facility planning for implementation 14 The following figure shows the maneuvering space required when unloading the HP Apollo f8000 Rack or HP Apollo 8000 iCDU Rack from a pallet Use the delivery forms provided in Appendix A Forms and checklists on page 35 when planning for unit maneuvering 2616mm Qe am 3 a ae Operational space requirements The total height is approximately 2382 mm 94 in However once the rack is in plac
12. DU at 320 kW This is based on 25 C 77 F in and 35 C 95 F out Most facilities will have much lower flow rates as flow decreases and primary outlet temperature increases as the primary inlet temperature and rack load decreases A typical data center with 21 C 70 F primary water inlet temperature will be less than 80 gpm per 320 kW heat load Water quality requirements Facility planning for implementation 31 N CAUTION Contaminated water can cause decreased cooling capacity or disruption in service The water flowing into the HP Apollo f8000 Rack must meet the guidelines stated in this guide Damage caused by contaminated water is not covered by the HP unit warranty iy IMPORTANT For detailed chemical MSDS resources pertaining to water quality contact your HP service representative Closed loop water must not contain any lime scale deposits or loose debris Reverse Osmosis RO water is required for the HP Apollo f8000 Rack cooling system Filters must be used to remove free floating particulates and be regularly maintained It is necessary to periodically add new fresh water while also removing some of the enriched water HP recommends that particulate filtration be implemented into the dedicated water supply system that feeds each HP Apollo 8000 Rack Another consideration for water is the required set point Temperatures near or below 0 C 32 F mean that the facility water plant condenser is very close to or below the free
13. HP Apollo 8000 System Site Preporotion Guide Abstract This document provides site preparation guidance for the HP Apollo f8000 Rack and HP Apollo 8000 iCDU Rack Part Number 747367 001 June 2014 Edition 1 Copyright 2014 Hewlett Packard Development Company L P The information contained herein is subject to change without notice The only warranties for HP products and services are set forth in the express warranty statements accompanying such products and services Nothing herein should be construed as constituting an additional warranty HP shall not be liable for technical or editorial errors or omissions contained herein Contents D RENEE ENE ERR EN 5 Kea KE EN EN 5 Example eee RR FE 5 Ker componenss TN 9 Physical species 10 Electrical specifications ccccccccsssccesscecssececseeeceececeseeeseeeesseeecesecesseeeesseeecsseeeesseeeeseeecesececsseeesseeecsesecsseeeengs 11 Facilify planning for implementation serdi inicie enrian 13 Planning fe LER EA see hay ae ee 13 Space and positioning considerations see el ea EEN EES NESNA NEES EES Eare S rense en eae 13 Delivery space requirements cccccccesscessscecssecessseeceeeecesececseceeseeecssecessseceesseeseeeecesecessseseseeecsseeensaes 13 Maneuvering space requirements nn nnsnnssssssssssssssssssssssssssa 14 Operational space requirements r nnnnssssnnsnnssssnssssnssssssssssssasssss 15 S
14. LL report see the HP website http www hp com go OAlog Technical support registration number if applicable Product serial number Product model name and number Product identification number Applicable error messages Add on boards or hardware Third party hardware or software Operating system type and revision level HP contact information For United States and worldwide contact information see the Contact HP website http www hp com go assistance In the United States To contact HP by phone call 1 800 334 5144 For continuous quality improvement calls may be recorded or monitored If you have purchased a Care Pack service upgrade see the Support amp Drivers website http www8 hp com us en supportdrivers html If the problem cannot be resolved at the website call 1 800 633 3600 For more information about Care Packs see the HP website http pro ag sama houston hp com services cache 10950 0 0 225 121 html Support and other resources 42 Glossary apparent power A value of power for AC circuits that is calculated as the product of RMS current times RMS voltage without taking the power factor into account ASL Above Sea Level BSPP british standard pipe parallel BTU h The abbreviation for British thermal units per hour The amount of heat required to raise one pound of water one degree Fahrenheit per hour a common measure of heat transfer rate CFM The abbreviation for cubic fee
15. VIE POSION Lastet A SSN 16 Rack leveling feet cccceesceesseesseeseeeeeeeeeeceseeeseecseecnseeeaeeceeenseeeseeeeecnseseeeeeeenaeeeaeeeneeenseseteeneeeneees 16 Floor loading considerations vusssasasmav4sasmasmsmmmnemevounmaakeuauu ansat 18 Electrical comsiderations cccccesceesseeesseeseeeeseeeseeeeecnteceaeecseecnseseaeesseeceeeeeseesseesneeceseeeueecnseeeseseneeenseeeeeenteees 19 System grounding KEKE RE REE RENERE NENE SENKER NERE NE EEE 20 Voltage fluctuations and outages cesceesseesseeeseeeseeeeecnseceseceseecaeeeaeeeeecnaeceaeeseeeeseceaeeeteeenseeeateeeeens 20 Electrical planning around water handling components csccceseeesseesseeseeeeeeneeeeaeeeeeeneeeeseseeeeneeenaees 21 Connecting to facility A C power csecccesceesseceseeeseeeseeeneeenseeeaeeeseecnaeeeaeeeseeceaeceseeceecneeceaeeeeeeneeenseenaes 21 Coolant source planning ccccesccessessssesseceeeeeseeesseceseeeneesnaeceseceeeeeeceseeseecneeeeseeeeesneeseseeeeeeneeeeaeseneeenteeenees 22 Advantages of a dedicated secondary loop system ccccsscsesseeseesseeeeeeneecereesaeeeneecnseeeseeeneesneeeeseeeeeens 23 Plumbing considerations si siscisbssssassavesnessosasidsinsuhabasiaseiiasersssinaeinaaabinaisaaeairancassaumiaaisiseaiabisseiaats 24 Raised toor COUS EE E A se ia a ug q ag Re eee eae ere 26 Secondary water system components csccccssscesssceesseceesseecsseeecsseeeeeeeessececssesesseeeesseeesssesesseesenseeensaes 28 Typic
16. ackaged system as Unpackaged system off shipped on pallet pallet unwrapped 101 mm 40 i 1676 mm 66 in 1253 mm 50 in 1060 mm 42 in Height mid and bottom 1555 mm 62 in 1362 mm 54 in assembl Weight top assembl 370 kg 814 Ib 273 kg 600 Ib Weight mid and bottom 720 kg 1588 Ib 624 kg 1374 Ib assembly Weight for a completely packaged system with no hose kits or IT equipment installed Weight for an unpackaged system with no hose kits or IT equipment installed Electrical specifications The following table lists the electrical specifications for the HP Apollo 8000 Rack Parameter Value Comments Operating Voltage There are two styles of input power meters Minimum 220 380VAC 3 phase with N PE Je North American Supports 480VAC Maximum 277 480VAC 3 phase with N PE International Supports 380VAC to AC line frequency 50 60 Hz AC line phase Three True 3 phase input power conversion for inherent phase current balancing 415VAC Overview 11 Parameter Value Comments Roted input current 380VAC source 415VAC 32A Per line cord two cords per power shelf two per input meter shelves per IT rack A80VAC source 24A per input meter Maximum inrush current Less than 2 times the peak full load Per line cord current at any line condition Dropout hold up time at 20 ms minimum line voltage Circuit breaker rating e 380 415VAC source 32A Per cord e A80VAC source 30A At all lo
17. ads above 20 Ground leakage current Maximum power 79 775W capable power shelf This is the maximum power at the input of consumption full IT rack the HVDC power shelves There are two power shelves per rack each with dual 3 phase AC feeds Power cords 220 380 240 415VAC 3 meter SAWG 5 wire with IEC 60309 32 included with power 277 480VAC plug shelves 3 meter SAWG 5 wire with NEMA L22 30P plug The following table lists the electrical specifications for the HP Apollo 8000 iCDU Rack Parameter Value Comments Operating Voltage There are two CDU versions Minimum 220 380VAC 3 phase with N PE Je North American Supports 480VAC Maximum 288 480VAC 3 phase with N PE International Supports 380VAC to A15VAC AC line freguene Pe AC Tine phose eee eee Rated input current e A80VAC source 7 1 A Per line cord e 380VAC to 415VAC source 9 5 A 580 A peak to peak available Circuit breaker rating Power factor Typical value 0 80 At all loads Maximum power 5 7 kVA Steady state consumption Power cords 30 480VAC source NEMA L22 30P watertight connector 380VAC to 415VAC source lEC 60309 watertight connector Overview 12 Facility planning for implementation Planning overview An approach to water supply and design should take into consideration short and long term needs for cooling Immediate supply needs should meet the specifications and target cooling requirements based on the parameters defined
18. aeeeaeeeseecneeceseeeeesnseseaeeeeeenteeeaeenaes 39 Metric equivalents cccccccccccssscecsseccsseeecssececseeceseeecssecesseeecsseeecsecesseeecsseeecseeesssescssececsseceseesesseeensaes 39 MT 39 IR OLT SEE 39 Regulatory information ke kkbenkdkkgartdessakradt kudvvnne 40 Contents 3 Safety and regulatory COMpIIANCE ceecceesceeseeeseececeeeseeneeceeceaeceeeeeeceaeeeeeeeeeceseceeecnseseaeeeteesneeeneeeneeensees 40 Turkey RoHS material content declaration ccccccccsssccssscccssscecsseceeseeeesseeessseeesseeecsseeesseeeseesesseeeseesenseeessseees 40 Ukraine RoHS material content declaration cccccccssccssccessecessseccsseceeseceesseecsseceesseceseeecsseeesssesesseeseneeessaes 40 Warranty information ccccccccccsssccescecssececseeeeseeecseeesseeeseeecsseeeesseeesseeecsseeesseeeeseescsseeessesesseescnseeessseeensaaes 40 Regulatory requirements for EXIT signs n ssassssssssssssssssssssssssssrssssssssssssssssssaa 40 apom an ee ET EEE SE 42 Before you Contact HP rrnranvrarervrenevrrrenvrerervrerennrrennnerennresensrsssnrerernsesennrsssnrerennresennsnsnnserennsesevnssssnsesennsessenn 42 HP contact informationens ernn edeueeruu E E een ee ee eee 42 ET RR ERE EN 43 BJ karsane a 46 NG 47 Contents 4 Overview This section provides on overview of the HP Apollo 8000 System Throughout this section the vorious specifications and aspects of the system are defined os thoroughly as possible so
19. aking water connections around water based cooling systems consider the following during the electrical planning e Waterproofed connectors e Watertight conduits for cables e leqk detection systems To identify waterproofed connectors HP recommends that you use the IP rating of the connector based on the international standard IEC 60529 HP recommends a connector that is rated at least IP 67 Cable conduits are available in different styles depending on flexibility and materials The most common materials are plastic metal nylon or a composition of these materials Watertight conduits are available in both flexible and hard material depending on the application A leak detection system for a data center usually uses leak sensor cables which are installed on the subfloor in a raised floor and connected to a facility management system Connecting to facility A C power The HP Apollo 8000 System accepts AC power through four three phase power cords that are routed either up or down the back of the rack The figure below shows the two types of power cords shipped with the HP Apollo 8000 System The NEMA L22 30P power cord on the left uses a NEMA L22 30P male plug for connecting to a facility AC feed connector common to North America and Japan The IEC 60309 32 power cord on the right uses an IEC 60309 32 male plug for connecting to a facility AC feed connector common in various international regions Facility planning for implementati
20. al plumbing installation guidelines as assssssssssssssnssssssssssssssssssea 30 EOE TEEL 31 General thermal requirements cccccccscccesssccessceesssecessceceseeeeeeecesaeeesseeseeseecesaeecesesssseeseaeecesaeeseaeeenes 31 Water quality requirements ccccccssccccsscecsssceesececseeecsseeeesseeeeseeeesseeeesseeesseeeesseeeesseeeessesesssesenseeeesseees 31 Facility space equipment recommendation cccccccssssceessceesseceeseeecssececsecesseeeesseeecssecesseseneeeenseeensaes 32 Additional water precQutions c ccccsccccssscessscessseceeseeeceseeecsseeesseeesseeecssecesseeeeeseesenseeeeseeesseesenseeesaeees 33 Environmental considerations ER EN er rer e 33 Before installing or running active components cccceeseeeseeesseeeseeeseeeteeceeeenseeeeecnaeeeseeceeenaeenseeeteeenteenteeeeeens 33 FN SE ond Aer au ahua ahua quas quas a dele 35 Delivery survey LL 35 Pre i nstallqtien cheekliss JRR 36 Site preparation checklist ccccccccccccsscccsssceessecesseeeesseceesseceseeecsseeeesseeceseeeesseeecseesesseeecsseseeseesenseeeesaes 36 Appendix B Conversion factors and formulas ccccsccssassccenaasencssrensransscensansanasccaprensiannsscenanecavanenncs 39 Conversion factors and formulas cscccescessseesseeeseeeneeeneeeseeceaeceeecneeeeseeeeeenseeeseeeeeeeeseaeeeeesnsesnseeneeeneeensees 39 Conversion factors for refrigeration ccccessceeseesseeeseeenseenseeeseeeeecn
21. and secondary loop water requirements see Coolant requirements on page 31 Coolant requirements General thermal requirements The table below lists the coolant requirements that the facility must meet in order to support an HP Apollo 8000 System installation In addition to the requirements listed the coolant must meet the requirements prescribed in the section Water quality requirements on page 31 Parameter Facility water temperature e Minimum ai 39 F e Maximum 27 C 80 F Facility water differential pressure minimum 20 psid Inlet outlet water connections to HP Apollo 8000 System quantity 2 63 5 mm 2 5 in raised flange For more information see Plumbing considerations on page 24 Condensate discharge tubing f HP Apollo f8000 Rack 3 5 m 137 8 in length iCDU 19 05 mm 0 75 in inner diameter Facility cooling capacity 320 kW maximum per four rack Performance is affected by water temperature configuration 80 kW per rack The HP Apollo 8000 System can adequately handle the heat load capacity if the facility water temperature range is 4 C 39 F to 27 C 80 F and the minimum facility water differential pressure is 20 psid The temperature of the primary cooling water leaving the CDU is normally 35 C 95 F to 40 C 104 F with inlet primary water of 20 C 68 F to 27 C 80 F The primary flow can be calculated based on the facility inlet water temperature Maximum load is 150 gpm per C
22. appropriate clearances specifications and other product installation requirements It is important to ensure the facility has adequate space to receive and remove the HP Apollo f8000 Rack and HP Apollo 8000 iCDU Rack from the shipping pallet Consider the following when unloading the racks e Delivery plans should include the possible removal of facility walls or door e The packaged dimensions of the HP Apollo f8000 Rack or HP Apollo 8000 iCDU Rack including shock pallet and cartons are approximately 2575 mm 102 in height x 1016 mm 40 in width x 1676 mm 66 in depth In some instances the HP Apollo 8000 Racks are shipped in two sections The height of the two separate sections including shock pallet and cartons would be approximately 1253 mm 50 in and Facility planning for implementation 13 1555 mm 62 in There must be adequate space to stack the top section on the bottom section independent of the lifting equipment space Allow up to 2108 mm 83 in to ensure clearance Be sure to consider allowances for the pallet jack or other lifting and movement equipment Maneuvering space requirements Z WARNING To reduce the risk of personal injury or damage to the equipment do not attempt to move equipment racks alone Obtain adequate assistance to stabilize the rack during movement or hire professional equipment riggers N WARNING To reduce the risk of personal injury or damage to the equipment use extreme care when moving
23. ding is a function of the manufacturer s load specification and the positioning of the equipment relative to the raised floor grid HP recommends the following guidelines e Some raised floor systems do not have grid stringers between floor stands The lateral support for the floor stands depends on adjacent panels being in place To avoid compromising this type of floor system while gaining under floor access remove only one floor panel at a time e Larger floor grids bigger panels are generally rated for lighter loads e An HP Apollo f8000 Rack or HP Apollo 8000 iCDU Rack supports up to approximately 2178 kg 4 800 Ib of static loads of equipment on the leveling feet and feet pads The HP Apollo 8000 System has not been certified for seismic environments HP Apollo 8000 Rack weight calculation e Empty rack weight 1225 kg 2700 Ib e Fully loaded rack weight 2585 kg 5700 Ib HP Apollo 8000 iCDU Rack weight calculation HP Apollo 8000 iCDU 896 kg 1974 lb 1 896 kg 1974 lb Rack with no hose kits or IT equipment installed Facility planning for implementation 18 Quantity multiple by Total weight Component 1 Mellanox 212 2 kg 468 Ib Infiniband switch Fi EE can Component 1 included as an example Common floor loading terms Dead load The weight rating for the load the floor can support expressed in kg m lb ft Uniform load The load that the floor system can safely support expressed in kg m lb ft
24. e the front of the rack is slightly elevated to allow for gravity to drain water towards the rear of the rack An additional 51 mm 2 in of clearance is recommended above the rack to account for adjusting the rack leveling feet on page 16 4 ian 93 75 2381 25mm Facility planning for implementation 15 The recommended minimum amount of access space for the rack is 1 219 mm 48 in in the front and 914 mm 36 in in the rear Additional clearance is required for accessing and servicing IT equipment 914 4mm 1426 97mm 140 18 3560 57mm I ay r k 2192mm System positioning The HP Apollo f8000 Rack or HP Apollo 8000 iCDU Rack can be installed next to an existing or new row of HP 10000 Series or HP 11000 Series racks The racks must be arranged in a flush front configuration q 41 1041 4mm 56 18 1426 97mm J 23 9 60706mm 24 609 6mm Be aware of the potential for slight rear door swing interference when arranging the HP Apollo f8000 Rack or HP Apollo 8000 iCDU Rack next to an HP 10000 Series or HP 11000 Series rack depending on the configuration Equipment might require the removal of a door during installation for full unimpeded access Rack leveling feet Facility planning for implementation 16 N WARNING Static loading limits cannot be achieved if the rack is not on its leveling feet or is rolled or pushed from its position Y
25. emical storage cabinet iy IMPORTANT For detailed chemical MSDS resources pertaining to water quality contact your HP service representative MSDS of chemicals readily available in the facility space Safety goggles Apron or lab coat Nitrile gloves Spill kit Shop Vacuum or equivalent capable of vacuuming small volumes of water Each facility has its own specific safety requirements Verify all required safety equipment with the facility environmental health and safety EHS manager Additional water precautions During the installation of the HP Apollo 8000 System Ensure that all foreign matter and particulates are flushed from the system prior to installing the water kits for the HP Apollo 8000 System Evaluate the short and long term system requirements against available water capacity Ensure your facility water loop is properly designed for liquid cooling systems and separate from the sanitary water systems within your building for example bathroom sink or drinking water Make sure facility managers understand that additional load is being added to the buildings facility s water supply Be aware that the heat load being added might have an effect on other components being cooled by the facility water plant Environmental considerations See individual component documentation for environmental temperature and humidity specifications and recommendations Betore installing or running active components AN CAUTION If the HP
26. facility planning 13 26 36 Federal Communications Commission FCC notice 40 floor cutouts 26 floor plan grid 26 formulas 39 G grounding 20 grounding methods 20 installation checklist 33 36 installation preparation 13 24 30 installation prerequisites 13 14 15 16 18 30 J Japanese notice 40 M modifications FCC notice 40 O operation checklist 33 overview 5 P physical specifications 10 13 planning considerations 13 18 19 24 33 planning overview 13 planning the installation 13 14 15 16 18 plumbing 24 30 positioning 13 16 18 power connections 21 power cord 21 power cord specifications 21 power errors 20 power surges 20 power up checklist 33 preinstallation checklist 36 product description 5 product overview 5 Index 47 product purpose 5 R radioactive material 40 regulatory compliance identification numbers 40 regulatory compliance notices 40 S series number 40 space requirements 13 14 15 specifications 10 11 13 T Taiwan battery recycling notice 40 technical support 42 temperature 33 temperature ranges environmental 33 thermal specifications 31 V voltage fluctuations 20 W warranty 40 water precautions 21 33 water supply 22 Index 48
27. in this site planning guide In anticipation of future heat loads dedicated loop facility water piping should be designed and installed based on specific cooling load increments such as 80 kW the specific number of racks per row or loop and other site build out planning parameters As cooling rack space and equipment density requirements increase additional racks can be connected into the facility water system The facility water piping system can be installed under the floor or above the rack Installation service for the HP Apollo f8000 Rack and iCDU is available for order This section discusses key issues for site preparedness including e Space considerations for delivery operation and service and other related considerations such as floor loading e Electrical considerations e Coolant source options and quality considerations e Other considerations A complete site preparation checklist is provided in Appendix A Forms and checklists on page 35 Space and positioning considerations The HP Apollo 8000 Rack and HP Apollo 8000 iCDU Rack are larger and when fully populated heavier than a standard 0 48 m 19 in equipment rack Therefore space required for maneuvering operating and servicing the HP Apollo f8000 Rack and HP Apollo 8000 iCDU Rack is greater than for standard sized racks Delivery space requirements NOTE Due to individual facility sites and product configurations consult your representative to ensure
28. m the HP Apollo 8000 iCDU Rack cabinet Facility planning for implementation 25 Overhead connection Bm pes j Secondary water in Facility water out Facility water in Secondary water out Raised floor cutouts A complete HP Apollo 8000 System installation typically requires the following floor cutouts for each rack in a raised floor facility e One floor cutout for the water hoses drain hoses and power cords of the iCDU e Floor cutouts for the power cords data cables water hoses and drain hoses of the IT rack Raised floor panels vary in size globally but all create virtual grid lines or seams where panels come together These seams are ideal for positioning computer racks on the raised floor Be sure that there is enough underfloor clearance for plumbing installation approximately 616 mm 24 25 in in height and 718 mm 28 27 in in width The following figures reference the location of rack attributes aligned with raised floor seams to provide critical dimensions for floor cutouts Exact cutout dimensions can vary depending on the facility Be sure to work with your qualified engineer to validate the cutout locations and dimensions Facility planning for implementation 26 HP Apollo f8000 Rack floor cutout lam pes j Cutouts for power and signal cables Cutout for plumbing and drain hoses These clearance values do not account for floor tile brush kits Facility planning
29. n for Server Storage Power Networking and Rack Products available at the HP website http www hp com support Safety Compliance EnterpriseProducts Turkey RoHS material content declaration T rkiye Cumhuriyeti EEE Y netmeligine Uygundur Ukraine RoHS material content declaration OonaqHaHHa Bizrogidgaec BHMOraM TexHiuHoro permaMeHTy MOO OOMEXEHHA BHKOPHCTAHHA HeSKHX HEOEAIEYHHX PEYOBHH E ETEKTPHYHOMY Ta E1EKTPOHHOMY 0012 JHAHHi 3aTBepKeHOTO moctaHoBow Kadinety Minictpis Vkpainm Big 3 rpygua 2008 Ne 1057 Warranty information HP ProLiant and X86 Servers and Options http www hp com support ProLiantServers Warranties HP Enterprise Servers http www hp com support EnterpriseServers Warranties HP Storage Products http www hp com support Storage Warranties HP Networking Products http www hp com support Networking Warranties Regulatory requirements for EXIT signs Manufacturers of tritium EXIT signs are specific licensees meaning they are licensed by the NRC or an Agreement State The signs are considered generally licensed devices because they are inherently safe enough to be handled or used by anyone with no radiation training or experience Although purchasers known as general licensees do not need authorization from the NRC or a state regulatory agency to possess the signs they are subject to certain regulatory requirements regarding handling transfer or disposal of the signs For more inf
30. o a three phase AC power bus For more information see Connecting to facility A C power on page 21 Facility planning for implementation 19 System grounding HP server systems require two methods of grounding power distribution grounding for safety and high frequency signal grounding for equipment performance Power distribution grounding involves the main building electrical service entrance electrical conduit facility power panels and equipment cabinets including the HP Apollo 8000 System which should be grounded using green or yellow insulated wire conductors according to the applicable electrical codes High frequency grounding consists of using ground return conductors for intra and inter cabinet signal interconnects as well as chassis and cabinet grounding For the HP Apollo 8000 System and server systems installed on a raised floor the floor assembly should be electrically grounded to form a complete ground grid An optimum raised floor grounding solution is shown in the figure below Each floor panel should have at least one supporting pedestal grounded to the power panel and another pedestal grounded to an equipment cabinet This broadband solution provides excellent grounding for improved safety and performance Description Ground wire to power panel Floor panel Hex bolt 3 feb Grounding gid clement jo ffendendpedes Voltage fluctuations and outages The HP Apollo 8000 System is designed to
31. on 21 HP Apollo 8000 System power cords All four power cords must be used for operation of the HP Apollo 8000 System AN WARNING The AF900A AF901A and AF902A 415V model PDUs must only be used on 240 415V circuits 240 415V 5W wye power systems are not standardized in North America and Japan and may be distributed using NEMA L22 receptacles normally intended for 277 480V systems To reduce the risk of fire and electric shock be certain to connect the 415V models only to a receptacle wired for 240 415V oe E I JE RA l n F D 5 39 Coolant source planning Z CAUTION The minerals and chemicals typically found in tap water can react with metallic elements used in the HP Apollo 8000 System closed loop distribution system Electrochemical reactions can cause scaling corrosion leaks and blockage ultimately resulting in reduced efficiency of the cooling system and even damage Facility planning for implementation 22 A number of factors relating to a facility water distribution system must be considered during the site preparation process including the following e Redundant water configurations Type of water source shared water or dedicated facility water loop e Maximum and minimum temperatures of the facility water plant and target facility water temperature of dedicated loop based on the total required and planned cooling capacity
32. ormation see the NRC website http www nrc gov reading rm doc collections fact sheets fs tritium html _edn2 They are also subject to NRC or Agreement State inspection and enforcement action including fines for violating those requirements Manufacturers must inform purchasers of the EXIT signs of the regulatory requirements for generally licensed devices The general licensee is required to designate an individual responsible for complying with the regulatory requirements Regulatory information 40 Under NRC regulations a general licensee using tritium EXIT signs e must NOT remove the labeling or radioactive symbol or abandon a sign e must properly dispose of an unused sign see below e must report to the NRC or the appropriate Agreement State any lost stolen or broken signs e must inform the NRC or an Agreement State of a name change change of address or replacement of a general licensee s designated representative e must NOT give away or sell the sign to another individual company or institution unless the device is to remain in use at its original intended location in such a case the transferor is to notify the recipient of the regulatory requirements and must notify the NRC or Agreement State of the transfer within 30 days Tritium EXIT signs must NOT be disposed of as normal trash To dispose of a sign properly a general licensee must transfer the sign to a specific licensee This would typically
33. our floor weight capacity might not support the full static load capacity Check with your floor provider before loading HP is not responsible for floor damages due to floor overloading AN CAUTION To reduce the risk of damage to the casters make sure that the full weight of the rack rests on the leveling feet and feet pads and not on the casters The casters are designed only as an aid in moving the rack into position They are not designed to support the weight of the rack and the casters may become damaged if relied on to support the rack The HP Apollo 8000 System includes leveling feet and does not require fastening to the floor Care should be taken during the loading of the equipment to ensure the rack remains stable during operation and servicing to avoid personnel and equipment damage An HP Apollo f8000 Rack or HP Apollo 8000 iCDU Rack supports up to approximately 2178 kg 4 800 Ib of static loads of equipment on the leveling feet and feet pads The figures below show the locations of the rack leveling feet Ensure there is adequate floor and supporting understructure remaining to support the load bearing leveling feet especially immediately around the cutout After the HP Apollo 8000 System is positioned in the proper location in the data center it can be lowered into place with the leveling feet and leveling feet pads Rack leveling feet locations top view of single rack 152 4mm
34. partment 7 Is there an available space to prepare and handle chemicals before adding them to the system Appendix A Forms and checklists 38 Appendix B Conversion factors and formulas Conversion factors and formulas The conversion factors provided in this appendix are intended to ease data calculation for systems that do not provide information in the format requested in this site preparation guide The following list includes the conversion factors used in this document as well as additional conversion factors that might be helpful in determining those factors required for site planning Conversion factors for refrigeration e 1 watt 0 86 kcal hour 1 watt 3 412 British thermal unit BTU hour e 1 ton 200 BTU minute e 1 ton 12 000 BTU hour e 1 ton 3 517 2 W Metric equivalents centimeter 0 3937 inches e meter 3 28 feet e meter 1 09 yards inch 2 54 centimeters foot 0 305 meters e cubic foot minute 1 7 cubic meters hour kVa conversions e Three phose kilovolt amperes kVA V x A x V3 1 000 e Single phose kVA V x A 1 000 Formulas e kVA Voltage x Current amps 1 000 e Watts VA x power factor e BTU Watts x 3 41 Appendix B Conversion factors and formulas 39 Regulatory information Safety and regulatory compliance For safety environmental and regulatory information see Safety and Compliance Informatio
35. provide immunity to power outages of less than one cycle However testing cannot conclusively rule out loss of service Therefore adherence to the following guidelines provides the best possible performance of power distribution systems for HP equipment e Dedicated power source lsolates the power distribution system from other circuits in the facility Facility planning for implementation 20 e Missing phose and low voltage detectors Shuts equipment down automatically when a severe power disruption occurs For peripheral equipment these devices are recommended but optional e Online uninterruptible power supply Maintains constant input voltage to devices and should be considered if outages of one half cycle or more are common Refer to qualified contractors or consultants for each situation The HP Apollo 8000 System can be protected from the sources of many electrical disturbances by using e An isolated power distribution system Power conditioning equipment e Over and under voltage detection and protection circuits Protection to reduce high frequency electrical energy radiation e Surge protective devices on power cables to protect equipment against electrical storms Electrical planning around water handling components N CAUTION In case water is in contact with the power cables shut down the main breaker before cleaning up water in this area Because of potential condensation on non insulated water connections or le
36. s e Maintains the preset water temperature and pressure in the secondary plumbing system e Monitors system health e Isolates primary and secondary water in case of a leak For more information see Advantages of a dedicated secondary loop system on page 23 Example configurations The HP Apollo 8000 System is a self contained IT product integrated with a closed loop cooling system that offers two configuration options The following figures demonstrate examples of the HP Apollo f8000 Rack 1 to iCDU 2 ratio The doors are removed for clarity Overview 5 CAUTION To reduce the risk of condensation and avoid damage to the equipment when operating with chilled water keep the rack doors closed during operation A Example single iCDU configuration with up to four HP Apollo 8000 Racks Front view AAB pees TELTE ha bread _ 0 NI IIII IAIIIIII m a u men NETTET IIIT aN ANN Lee AAT I AGDER TELLE ii ANN a Overview Top view Description Facility water in Facility water out Secondary water out Secondary water in Heat exchanger Example redundant iCDU configuration with up to four HP Apollo 8000 Racks Overview 7 Front view 1 LAT t 2 rk z t 8 1 1 llr fut Top view IIIIIOIUI IC il SK i E N IIIIOIIIII Ti i
37. structions or issues e Packaging restrictions at the facility such as size and weight limitations e Special delivery procedures e Special equipment required for installation such as tracking or hoists e What time the facility is available for installation after the equipment is unloaded Dock deliver Is the dock large enough for a semitrailer Location of the dock North south east or west Street name if different than company address Siret deliver Location of the access door North south east or west Street name if different than company address Height of access door Width of access door Special permits list type and agency obtained from e Special security requirements applicable to the facility such as security clearance Installation site Height of access door Width of access door Hours of operation Appendix A Forms and checklists 35 If an elevator is required to move equipment fill in the following information 2 w Pre installation checklists Site preparation checklist The tables below are site preparation checklists For each item check yes or no in the appropriate column If the answer is no then include a comment or explanation and the date An alternative solution might be required Facility considerations E mas 1 Is there adequate clearance from the loading area to the installation site to accommodate rack dimensions including the pallet
38. t per minute commonly used to measure the rate of air flow in an air conditioning system CTO configure to order derate To lower the rated capability of an electrical or mechanical apparatus FRU field replaceable unit heat exchanger Cooling unit that maintains two separate environments inside and outside the cabinet or room It can be either a water to water water to air or air to air configuration in either direction HEX heat exchanger inrush current The peak current flowing into a power supply the instant AC power is applied to This peak is usually much higher than the typical input current because of the charging of the input filter capacitors When switching Glossary 43 power supplies are first turned on they present high initial currents as q result of filter capacitor independence These large filter capacitors act like a short circuit producing an immediate inrush surge current with a fast rise time The peak inrush can be several orders of magnitude greater than the supply s typical current LAH local authority has jurisdiction leakage current A term relating to current flowing between the AC supply wires and earth ground The term does not necessarily denote a fault condition In power supplies leakage current usually refers to the 60 Hz current which flows through the EMI filter capacitors that are connected between the AC lines and ground maximum input current The operating current of
39. ter gravity drain must be within 3 5 m 11 48 ft of the rack Facility water connections should have a 63 5 mm 2 5 in raised flange Facility water differential pressure must be greater than or equal to 20 psid HP shall install all valves strainers and other piping components All components shall be readily accessible HP shall flush all lines of debris and cap prior to HP Apollo 8000 System installation Underfloor or overhead plumbing requires a minimum clearance of 616 mm 24 25 in height and 718 mm 28 27 in width We IMPORTANT The cross sectional area where the plumbing is installed must be free from all obstructions Facility planning for implementation 30 e Secondary plumbing requires pipe hangers capable of supporting the following weights 6 foot supply line piping including water filled pipes and hoses weighing 143 35 kg 315 37 lbs 6 foot return line piping including water filled pipes and hoses weighing 96 37 kg 212 02 lbs The rack supply leg must have additional support from a clevis hanger Facility water hoses may require additional support e The appropriate plumbing kits must be ordered for each HP Apollo f8000 Rack and iCDU to be installed For more information see Plumbing considerations on page 24 e The facility must be able to accommodate a fluid drain system that connects the iCDU and HP Apollo f8000 Rack drains to the facility drain system For specific information on facility water
40. that all data is considered for a successful site preparation Product overview The HP Apollo 8000 System is a high density energy efficient sustainable high performance computing solution that uses an innovative warm liquid cooling technology to fuel the future of supercomputing It offers hundreds of teraflops per rack to accelerate results with a modular rack based system that is easy to install maintain and monitor Your customers can even recycle hot water waste heat to heat their data center efficiently The HP Apollo 8000 System comprises the following components e One or more HP Apollo 8000 iCDU Racks and their associated onboard iCDU control system e One or more HP Apollo 8000 Racks and their associated control system e Primary plumbing interface assembly kit that connects the individual iCDUs to the facility water system e Secondary plumbing system that connects the individual iCDUs to the HP Apollo f8000 Racks This secondary closed loop system provides cooling for the HP Apollo f8000 Rack and isolates the HP Apollo 8000 Rack from untreated potentially incompatible primary water e Drain and leak detection system The iCDU performs the following functions e Accepts water supplied from the facility water system e Returns heated water back to the facility water system e Supplies cooled water to the HP Apollo 8000 Racks through the secondary plumbing system e Accepts heated water returned from the HP Apollo f8000 Rack
41. the product equal to the maximum load divided by the minimum input voltage power factor The ratio of true power watts to apparent power VA in an AC circuit In power conversion technology the power factor is used in conjunction with describing the AC input current to the power supply RMS Root mean square RMS refers to the most common mathematical method of defining the effective voltage current of an AC wave To determine RMS value three mathematical operations are carried out on the function representing the AC waveform 1 The square of the waveform function usually a sine wave is determined 2 The function resulting from step 1 is averaged over time 3 The square root of the function resulting from step 2 is found theoretical maximum power consumption Maximum wattage of a given configuration assuming worst case conditions thermal tolerances workloads and so forth on all system components It is extremely unlikely that any customer will experience this level of power consumption true power In an AC circuit true power is the actual power consumed and is measured in watts It is distinguished from apparent power by eliminating the reactive power component that may be present typical input current The operating current of the product measured using a typical load and target voltage typical power consumption Represents the expected power consumption of a given configuration The typical value is the approximate po
42. wer consumption that a customer will most likely experience and can use for power budgeting purposes Glossary 44 watt A unit of electricity consumption representing the product of amperage and voltage When the power requirement of a product is listed in watts you can convert to amps by dividing the wattage by the voltage for example 1200 W divided by 120 V is 10 A Glossary 45 Documentation feedback HP is committed to providing documentation that meets your needs To help us improve the documentation send any errors suggestions or comments to Documentation Feedback mailto docsfeedback hp com Include the document title and part number version number or the URL when submitting your feedback Documentation feedback 46 Index A Appendix 35 39 battery replacement notice 40 before installing running active components 33 BSMI notice 40 C chiller unit 23 28 compliance 40 components 9 28 components identificotion 9 contact information 42 contacting HP 42 conversion factors 39 coolant requirements 31 coolant source planning 22 cooling 22 23 28 31 customer self repair CSR 42 D Declaration of Conformity 40 delivery survey 35 disposal battery 40 disposal waste 40 documentation feedback 46 electrical 21 electrical factors 19 electrical safety 21 electrical specifications 11 environmental considerations 33 environmental specifications 33 European Union notice 40 EXIT signs 40 F
43. y water in Heat exchanger Plumbing considerations It is essential that the rack and facility water inlet and warm water outlet hoses are connected properly The HP Apollo 8000 Rack and HP Apollo 8000 iCDU Rack plumbing kits can be ordered separately from the racks for early delivery for site preparation activities The following plumbing kits are available for order Facility planning for implementation 24 HP Apollo f8000 Rack Plumbing Kit with J1P10A Connects the HP Apollo 8000 Rack to Hose secondary loop HP Apollo 8000 iCDU Rack Plumbing Kit J1P12A Connects the HP Apollo 8000 iCDU Rack to with Hose facility water and to secondary loop HP Apollo 8000 System Secondary JIP14A Connects the HP Apollo 8000 Rack and HP Plumbing Kit Apollo 8000 iCDU Rack in a secondary loop HP Apollo 8000 System End Assembly JIPI5A Used to seal water connections at the end of Plumbing Kit a row of HP Apollo f8000 Racks Sample plumbing connections The various plumbing kits allow the hoses to be routed either through the cutouts in a raised floor recommended or from above the racks For example the right blue hose designates the facility water supplied to the HP Apollo 8000 iCDU Rack and the left red hose is the warm water exiting from the HP Apollo 8000 iCDU Rack Underfloor connection m e For underfloor installations the preferred method of routing for all hoses is downward without loops and away fro
44. zing point of the water The minimum facility water temperature to be supplied to the iCDU is 4 C 39 F This could cause a blockage and damage to the unit so an additive such as glycol might be necessary to lower the freezing point However the heat transfer potential of the water is lower so proper equipment capacity de rating would need to be taken into account In a cooling loop metallic materials in a pipe distribution network are in constant contact with recirculating liquid and can react with impurities to cause corrosion that can develop into leaks or form deposits that can develop into blockages The rate of galvanic corrosion depends on the electrical potential between the two dissimilar metals and the temperature of the liquid Chemical composition of water in the secondary closed loop system must adhere to strict guidelines set by HP Only an HP representative using approved chemicals should analyze or treat secondary water As part of your site preparation tasks you must send your water for analysis Primary water to the HP Apollo 8000 iCDU Rack must have a 30 mesh strainer and follow the requirements below Iron total as Fe ppm lt 3 0 Facility space equipment recommendation In order to facilitate proper handling and staging of chemicals for use in the HP Apollo 8000 System the following equipment is recommended as a minimum for the existing facility Facility planning for implementation 32 Eye wash station Ch
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