User's Manual

Chapter6TechnicalSpecications
6.5GroundingRequirement
Inpracticalapplications,thegroundingresistancemustbelessthan10Ω.
6.6LighteningandSurgeProtection
Table6-5showsthelighteningprotectionspecicationoftheZXSDRR8978.
Table6-5LighteningProtectionSpecication
ItemCurrent
Lighteningprotectionspecication20kA
6-3
SJ-20140808143736-001|2014-10-30(R1.1)ZTEProprietaryandCondential