FeaturesGround bar type GBK14 is installedSuitable for use as service equipment when a circuit breaker is used as a main breakerThe main breaker is back-fed and requires hold down bracket kit catalog number CH125RBSuitable for use as service equipment when not more than six service disconnecting mains are providedGround bar type GBK21 is installedStandard special featureCopper bus materialOverhead feed type6-2/0 AWG wire size range Cu/Al 60 or 75 deg C for main lugsFurnished with hub closure plates