CDY1系列电涌保护器适用于交流50Hz/60Hz、400V及以下的TT、IT、TN-S、TN-C-S等低压工频交流电源系统中的等电位连接，对电网因雷击或浪涌过电压进行保护。 产品符合IEC61643-1:1998、GB18802.1-2002标准。CDY1-100 1PCDY1-100 1P420VCDY1-100 2PCDY1-100 3PCDY1-100 3P420VCDY1-100 4PCDY1-100 4P420VCDY1-1003P+NCDY1-1003P+N420VCDY1-101P+NCDY1-1201PCDY1-1202PCDY1-1203PCDY1-1203P385VCDY1-1203P420VCDY1-1204PCDY1-1204P420VCDY1-1201P+NCDY1-1203P+NCDY1-20 1PCDY1-20 2PCDY1-202P275VCDY1-202P320VCDY1-202P420VCDY1-20 3PCDY1-203P420VCDY1-203P440VCDY1-20 4PCDY1-20 4P 420VCDY1-204P440VCDY1-204P+SGCDY1-20 1P+NCDY1-201P+N275VCDY1-20 1P+N320VCDY1-201P+N带SG320VCDY1-20 3P+NCDY1-20 3P+N275VCDY1-20 3P+N320VCDY1-203P+N420VCDY1-40 1PCDY1-40 1P275VCDY1-401P420VCDY1-40 2PCDY1-402P320VCDY1-402P420VCDY1-40 3PCDY1-40 3P420VCDY1-40 4PCDY1-40 4P 275VCDY1-40 4P 320VCDY1-404P385VCDY1-40 4P 420VCDY1-404P440VCDY1-40 1P+NCDY1-40 1P+N320VCDY1-401P+NYXCDY1-40 3P+NCDY1-40 3P+N275VCDY1-403P+N320VCDY1-403P+NYXCDY1-40 3P+N420VCDY1-403P+N440VCDY1-60 1PCDY1-60 2PCDY1-60 3PCDY1-603P275VCDY1-603P385VCDY1-60 3P420VCDY1-60 4PCDY1-604P275VCDY1-604P420VCDY1-604P440VCDY1-604P+SGCDY1-60 1P+NCDY1-60 3P+N275VCDY1-60 3P+NCDY1-603P+N385VCDY1-60 3P+N420VCDY1-60 3P+N440VCDY1-801PCDY1-802PCDY1-803PCDY1-804PCDY1-804P420VCDY1-801P+NCDY1-803P+NCDY1-803P+N420V