HP Performance Optimized Data Center (POD) 20cp manual Site electrical system

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Distance between possible UPS or generator locations and the HP POD 20c

Requirements for routing electrical feeders (underground or overhead)

The facility power connection must be installed in compliance with local electrical codes and regulations. HP reference electrical installation design is based on a maximum distance of 15.2 m (50 ft) or a line of sight between the disconnect and the HP POD 20c.

Site electrical system

To ensure a complete and safe integration of the HP POD solution with your facility, HP requires that you complete the following actions for the installed electrical system prior to the installation of the HP POD solution:

Short circuit analysis

Arc flash study

Circuit breaker coordination study

These actions must be performed for all associated parts of the electrical power train. The majority of the details and factors required to complete these studies are associated with the existing installed facility infrastructure.

CAUTION: Failure to complete these studies can cause serious issues with the electrical integration of the POD into your electrical system.

Electrical power system configuration

A preliminary meeting with the HP POD Electrical Engineering team is necessary to discuss your decision concerning capacity limitations and the impacts of this decision on the electrical design.

A 1N electrical configuration can be achieved by providing all of the required electrical feeders from a common power source, common switchboards, and transformers.

A 2N electrical configuration can be achieved by feeding parallel power paths from independent power sources, switchboards, and transformers.

IMPORTANT: The required neutral must be provided as part of the 380-415VAC Y direct connection to the HP POD 20c.

IMPORTANT: All 3-Phase Wye feeders for the HP POD 20c require that the neutrals and the equipment grounding conductors remain isolated. Bonding of the two conductors is allowed at the power source only.

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Contents Part Number March Edition AbstractPage Contents Appendix a HP site assessment Safety and IEC compliance OverviewAbout this document Site preparation Site safety and securityFeature Specification Site assessmentOverall system capacities Electrical power capacities critical IT powerHP POD 20c capacities HP POD 20c capacity limitationsSite pad HP POD 20c weightDimensions and clearances Site requirementsSite requirements Future expansions Grounding requirements Utilities Humidifier water supplyFront view shown Requirement Location Specification DrainageChilled water supply Power infrastructure installation Piping materialsParameter Range Site electrical system Electrical power system configurationConnection portals Supported facility connectionsEnvironmental control system Additional POD connectionsEnd view shown HumidifierHP POD 20c access control Fire, safety, and access notificationsFire box Demarcation box Supported facility connections Cold weather Areas prone to lightning or power surgesEnvironmental considerations Environmental risksZoning and permit requirements Site plan requirements and actionsCompleting a site assessment HP Site Preparation Drawing PackageSite planning HP POD 20c installationHP POD 20c storage requirements Assembly equipment locations DescriptionAdditional structures Appendix a HP site assessment HP POD 20c site assessment checklistUsed as the basis for the evaluation. The delivery path is Description Yes InitialInformation Customer responsibilities Description InitialPre-delivery tasks HP POD 20c site readiness checklistInstallation prerequisites Appendix B Preparing for deliveryDescription Initial General Water Supply Description InitialChilled Water Supply Description Initial General Description Initial Power Requirements Description InitialSafety and IEC compliance Appendix C Regulatory compliance noticesHP POD 20c regulatory compliance Warranty information Safety and regulatory complianceGlossary Very early smoke detection apparatus Uninterruptible power systemDocumentation feedback Index Site assessment checklist 26 site padIndex
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