Overhead routing kitVMAX 250FWhen installing a VMAX 250F bay in nonraised or raised floor environments, the hostcabling and power is handled from overhead using the overhead cable routing kit.Table 29 Overhead routing models, VMAX 250FModel DescriptionES-TOP-KIT Top routing kitVMAX 450F, VMAX 850F, VMAX 950FWhen installing an array in nonraised or raised floor environments, the host cablingand power is handled from overhead using the overhead cable routing kit.Table 30 Overhead routing models, VMAX 450F, VMAX 850F, VMAX 950FModel DescriptionE-TOP-KIT Top routing kitPDU/PDP kits, VMAX 250FPDP/PDU kits are available when installing a second VMAX 250F system or customercomponents in an EMC rack.Table 31 PDU/PDP kits for VMAX 250FModel DescriptionES-PWRKIT-1P Single Phase PDU/PDPES-PWRKIT-1PU Single Phase PDU/PDP UPGES-PWRKIT-3D 3P Delta Phase PDU/PDPES-PWRKIT-3DU 3P Delta Phase PDU/PDP UPGES-PWRKIT-3Y 3WYE Phase PDU/PDPES-PWRKIT-3YU 3WYE Phase PDU/PDP UPGDispersion kits, VMAX 450F, VMAX 850FEach dispersed system bay requires a dispersion kit specific to the bay number. Thedispersion kits include a 82 foot (25 m) optical cable and optics for the dispersedengine. When installing a dispersed layout, side skins (EF-SKINS) are required.The following table lists model numbers for new installations and upgrades.Optional kits106 Site Planning Guide VMAX 250F, VMAX 450F, VMAX 850F, VMAX 950F with HYPERMAX OS