CS21

CS is the range of devices for discharging induced transient overvoltages (Type 2 / Class II). DIN rail monobloc compact format.

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.