GBL Series Surge Protector: 1.CCC,CE appliant; 2. Fuse isolator. GBL Series Surge Protector:1.CCC,CE appliant;2.Products overview:GBL ... series surge protector is applicable to TT,IT,TN-S,TN-C-S ... -94(2000 VERSION);3.Scope of application:GBL series surge protector is applicable to TT,IT,TN-S,TN-C-S ...