Type 2 surge protection device (SPD) for transient overvoltages monobloc design compact design with Imax 15 kA. The CS21 range is suitable for protecting low-voltage installations against overvoltages.
* Suitable for the second stage of protection in supply distribution panels in which Type 1 protection devices are installed, or for the first stage of protection in residential, commercial or other applications not exposed to direct strikes and with no external lightning protection system.
* High discharge capacity with an 8/20 μs waveform. Imax: 15 kA.
* Exclusive devices for TNS and TT earthing systems and PV installations.
* Nominal voltage ratings: 230/400 V.
* Remote and visual indication of life status of the protection device.
EN IEC 61643-11
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