Tropos Routers Installation Guide, Models 6410 and 6420 60AbbreviationsThe following abbreviations are used in this document.TABLE 16 Abbreviations2P Two-Phase or Split Phase2W Two-Wire3W Three-WireAASHTO American Association of State Highway and Transportation OfficialsAC Alternating CurrentANSI American National Standards InstituteAWG American Wire GaugeBBU Battery Backup UnitC CelsiusCAT CategoryCCK Complementary Code KeyingCE Conformite EuropeeneCFR Code of Federal RegulationsCISPR International Special Committee on Radio InterferenceCSA Canadian Standard AssociationdB DecibelsdBi Decibels Relative to an Isotropic RadiatordBm Decibels Referred to 1 MilliwattDBPSK Differential-Binary Phase-Shift Keying
