Brooks Marathon Express - Electrical Specifications

1. Introduction Marathon Express
Specifications Part Number: 605914 Rev. B
Specification Value
ExhaustPort 12mmQuickConnect
Drain 1/2inchODtubing,Swagelokinterface
GroundClearance Atnominalheight,0.4inchunderforktubes
LevelingProvision
AdjustablefeettomeetWTP
-0.4/+1.0inchrange
RollingProvision 3casters,removable
LiftingProvision Built-inforktubes,one-sideaccess
Hold-downPro-
visions
Usersuppliedandinstalledbrackets
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Electrical Specifications
OvervoltageCategory
Table1-4describeselectricalovervoltagecategories.BrooksAutomationhasdesignedthe
MarathonExpressasanOvervoltageCategoryIIdevice.
Category Description
CategoryI
Signallevel(specialequipmentorpartsofequipment,telecommunications,etc.)withsmallertran-
sientovervoltagesthanOvervoltageCategoryII.
CategoryII
Locallevel(appliances,portableequipment,etc.)withsmallertransientovervoltagesthanOver-
voltageCategoryIII.
CategoryIII
Distributionlevel(fixedinstallation,buildingwiring,etc.)withsmallertransientovervoltagesthan
OvervoltageCategoryIV.
CategoryIV Primarysupplylevel(overheadlines,cablesystems,etc.).
Table 1-4: Overvoltage Category
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