Surge Protective Devices For Telephone Lines
SPDs for telephone lines.
For the protection of receiver against transient current surge vehicled by telephone lines (fax, modem, etc…)
Protection is assured in both common and differential modes In-line connection on telephone line with receiver to be protected.
Discharge current :
- I max 10 kA (8/20 wave).
– 0.5 to 2.5mm2 flexible conductor
– 0.5 to 2.5mm2 rigid conductor
Degree of protection :
- IP 10 (in enclosure)
Complies with IEC 61643-21
|Designation||Characteristics||Width in ❚ 17.5mm||Cat. Ref.|
|Voltage surge protection for||Un : 130 V||1||SPN505|
|analog telephone lines||Up : 600 V|
|Voltage surge protection for||Un : 40 V||1||SPN504|
|digital telephone lines||Up : 600 V|