Radwin 2000 D+ - Page 32

RADWIN2000D+UserManual Release3.6.00 4‐11
ProtectionAgainstLightning Chapter4
• TheearthlugonanIDU‐Hshouldbeconnectedtotheprotectiveearthatalltimes,bya
wirewithadiameterof18AWGorwider.Rack‐mountedequipmentshouldbe
mountedonlyinearthedracksandcabinets.
Further,youshould‐
• Alwaysmakethegroundconnectionfirstanddisconnectitlast
• Neverconnecttelecommunicationcablestoungroundedequipment
• Ensurethatallothercablesaredisconnectedbefo redisconnectingtheground
4.4.3ProtectionAgainstLightning
Theuseoflightningprotectionisdependentonregulatoryandenduserrequirements.Allof
RADWINoutdoorunitsaredesignedwithsurgelimitingcircuitstominimizetheriskof
damageduetolightningstrike s.RADWINrecommendstheuseofadditionalsurgearrestor
devicestoprotecttheequipmentfromnearbylightningstrikes.
4.4.4General
• Itisrecommendedthatinstallationofoutdoorunitsbecontractedtoaprofessional
installer
• Beforeworkingonequipmentconnectedtopowerlinesortelecommunicationlines,
youshouldremovejewelryoranyothermetallicobjectthatmaycomeintocontact
withenergizedparts
• Useextremecar ewheninstallingantennasnearpowerlines
• Useextremecar ewhenworkingatheights
• WhenusinganACpowersourceforRADWINdevices,alwaysusetheACpoweradapter
suppliedbyRADWIN
• Usetherighttools!
• DonotmountanODUupsidedownorhorizontally.Doingthismayvoidyouproduct
warranty.
4.4.5InternalESDProtectioncircuits
RADWINequipmentisdesignedtomeettheETSI/FCC/Aus/NZ/CSAEMCandSafety
requirements.Tofulfilltheserequirements,thesystem'sTelecomlinesattheODU/PoEare
Transformer‐isolatedandincludeinternalESD(Electro‐Static‐Discharge)Protectioncircuits.