HP Performance Optimized Data Center (POD) 40cp Busway drop box, Removing the busway drop box

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Busway drop box

The internal electrical busways provide a location to connect each of the drop boxes, which then power the PDUs. Stagger the drop boxes on the electrical busways by connecting one drop box to busway #1 and connecting the next drop box to busway #2. A staggered configuration enables load balancing with the rack equipment and is necessary to ensure redundancy.

You need a socket wrench for installation.

IMPORTANT: HP recommends that you shut down the associated IT equipment and de-energize the appropriate section of the power busway before attempting to remove or replace a busway drop box. The corresponding branch circuit breaker is labeled on the busway.

Removing the busway drop box

1.Turn the power off by opening both breakers on the busway drop box (1).

2.Disconnect the PDUs that are connected to the busway drop box (2).

3.Use a socket wrench to loosen and remove the bolt securing the busway drop box to the retaining hardware bracket (1).

Removal and replacement procedures 18

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Contents Abstract Page Contents Periodic maintenance Contacting HP Illustrated parts catalog Structural component identificationParts and part number identification Life safety component identification Electrical power component identification Component DescriptionExternal panel labels Front view shown Callout Electrical safety label Description Electrical safety label Description Control cabinet component identificationCooling system component identification HP POD 40c NA racksAisle clearances Cold aisle clearanceReplaceable components Hot aisle clearanceRemoval and replacement procedures Safety considerationsOperator safety Fire detection and suppression Air filterRemoving the air filter Replacing the air filter Busway drop box Removing the busway drop boxReplacing the busway drop box Differential pressure sensor Removing the differential pressure sensor Replacing the differential pressure sensorDoor position contact Removing the door position contactReplacing the door position contact Drain pan sensor Removing the drain pan sensorReplacing the drain pan sensor Removal and replacement procedures ECS touchscreen Removing the ECS touchscreenEPO button Replacing the ECS touchscreenRemoving the EPO button Replacing the EPO button EPO LED indicators Removing the EPO LED indicatorReplacing the EPO LED indicator EPO thermister Removing the EPO thermisterReplacing the EPO thermister External chilled water flow actuator Removing the external chilled water flow actuatorRemoval and replacement procedures External chilled water flow valve Replacing the external chilled water flow actuatorExternal pressure gauge isolation valve Removing the external chilled water flow valveReplacing the external chilled water flow valve Fan Removing the external pressure gauge isolation valveReplacing the external pressure gauge isolation valve Removing the fan Replacing the fan Fan bank Removing the fan bankReplacing the fan bank Fire strobe light Removing the fire strobe lightHumidifier Replacing the fire strobe lightRemoving the humidifier Removal and replacement procedures Replacing the humidifier Humidistat Removing the humidistatReplacing the humidistat Removal and replacement procedures Humidity sensor Removing the humidity sensorRemoval and replacement procedures Replacing the humidity sensor LED light Removing the LED lightTemperature sensor cold aisle Replacing the LED lightRemoving the cold aisle temperature sensor Replacing the cold aisle temperature sensor Temperature sensor hot aisle Removing the hot aisle temperature sensorRemoval and replacement procedures Replacing the hot aisle temperature sensor Vesda filter Removing the Vesda filterReplacing the Vesda filter Cooling system maintenance schedule Periodic maintenancePeriodic maintenance overview Qualified personnelLeak detection maintenance Humidifier if installed ECSElectrical POD Shut Down RequiredFire alarm and suppression system VesdaLife safety HP POD 40c NA structureAccess control Third-party componentsPeriodic maintenance Specifications General specificationsElectrical specifications Environmental specifications Water specificationsRack specifications Thermal and air flow performanceOptional features specifications Contacting HP Before you contact HPHP contact information Safety and regulatory compliance Warranty informationRegulatory information Glossary AHJPDU Documentation feedback Index Temperature sensor
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