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Transient and power frequency overvoltage protection


Go to protection solutions for:
- Low voltage network to IEC/DIN rail.
- Low voltage network to UL/NEMA.
- Telecommunications and signalling networks.

Electrical power supply networks to IEC/EN (DIN rail)

Ability to discharge lightning currents (10/350 μs). For incoming power supply panels of installations provided with external lightning rods and/or at high risk of direct lightning strikes. IEC 61643-1.
Ability to discharge lightning currents (10/350 μs) and induced voltage surges (8/20 μs). IEC 61643-1.
Ability to discharge induced voltage surges (8/20 μs). Suitable for the second level of protection in supply distribution panels in which Type 1 protectors are installed, or for the first level of protection for applications not exposed to direct strikes and with no external lightning protection system. IEC 61643-1.
Ability to discharge induced voltage surges (8/20 μs), while offering very fine protection of sensitive equipment (1.2/50 μs). IEC 61643-1.
For very fine protection of sensitive equipment (1.2/50 μs). Installation downstream of type 2 protection. IEC 61643-1.

Electrical power supply networks to UL (NEMA box)

Ability to discharge voltage surges (up to 240 kA). For IEEE location categories C, B and A. UL 1449 3rd. Ed.

Telecom and signalling networks

Surge protection devices for ADSL telephone lines. DIN rail format, in-line, R&M and KRONE. IEC 61643-21.
Surge protection devices for ISDN telephone lines. In-line format. IEC 61643-21.
Surge protection devices for PP telephone lines. DIN rail and in-line format. IEC 61643-21.
Go to protection solutions for electrical network protection:
- POP + SPD: combined transient and power frequency overvoltage protection.
- POP + Programmable: Power frequency overvoltage, overcurrent and earth leakage protection. With automatic recloser.
- POP: Power frequency overvoltage protection.

Electrical power supply networks to IEC/EN (DIN rail)

Combined protection devices for transient and power frequency overvoltages. MCB included (10 A to 63 A). Single phase (5 modules) and 3-phase (9 modules). 15 kA and 40 kA. 230 V. EN-50550 and IEC 61643-11.
Combined protection devices for transient and power frequency overvoltages. MCB included (10 A to 63 A). Single phase (only 3 modules) and 3-phase (only 7 modules). 15 kA. 230 V. EN-50550 and IEC 61643-11.
Combined protection devices for transient and power frequency overvoltages. MCB not included. 3-phase. 40 kA. 230 V. IEC 61643-11.
Combined protection devices for transient and power frequency overvoltages. MCB not included. 3-phase. 40 kA. 230 V. IEC 61643-11.
Combined protection devices for transient and power frequency overvoltages. MCB not included. 3-phase. 40 kA. 230 V. IEC 61643-11.
Combined protection devices for transient and power frequency overvoltages. MCB included (6 A to 63 A). Single and 3-phase. 20 kA. 230 V. EN 50550 and IEC 61643-1.