Chống sét nguồn điện cấp 2+3, chống sét lan truyền Ciprotec Transient and power frequency overvoltage protection Surge protection devices (SPD) Electrical power supply networks to IEC/EN (DIN rail) Monobloc format CPT-FO-PROTECCION-CONTRA-SOBRETENSIONES-DM2 DM2 Surge protection devices + Very fine protection of equipment Connection in series (20 A) With EMI filter (74/82 dB) for P+N CPT-FO-PROTECCION-CONTRA-SOBRETENSIONES-CSF CSF Surge protection devices + Very fine protection of equipment Connection in parallel 2P in only 1 module Also for Vdc Wire-to-wire / in-line format CPT-FO-PROTECCION-CONTRA-SOBRETENSIONES-NSS-10 NS Surge protection devices In-line format Uoc = 10 kV Series and Parallell wiring Devices for both Class I and Class II luminaires