Navistar IC Bus Electric CE Series - Configuration Examples

High-VoltageLabels(cont.)
3
2
0000469815
LEVEL 1 LEVEL 2 LEVEL 3
Figure4.High-VoltageIsolationLevels/Zonesfor2-StringVehicles(ViewedfromBottom)
Iftherearenohigh-voltagebatterystacksbetweentherearwheelsofthevehicleandtherearbumper,thelevel
2and3zonesarelocatedasshowninFigure4.Thisiscalleda“2-String”conguration.
3 3
2
0000469816
LEVEL 1 LEVEL 2 LEVEL 3
Figure5.High-VoltageIsolationLevels/Zonesfor3-StringVehicles(ViewedfromBottom)
Ifthereisabatterystackbetweentherearwheelsofthevehicleandtherearbumper,thelevel2and3zones
arelocatedasshowninFigure5.Thisiscalleda“3-String”conguration.
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