PZH R2* is a surge arrester according to EN 61643-11 ed.2 (IEC 61643-11:2011) consisting of high energy varistors. Its parameters enable its use in complex circumstances. The device is to be installed on the interface of LPZ 1 – LPZ 2 and higher zones according to standard EN 62305 ed.2 (IEC 62305:2010), i.e. into subsidiary switchboards and control boxes. S indication specifies a version with remote monitoring.
| Konfiguracija sustava TN-C-S | Netočno |
| Nazivna odvodna struja (8/20) | 20 kA |
| Konfiguracija sustava DC | Netočno |
| Nazivni napon AC | 230 V |
| Konfiguracija sustava IT | Netočno |
| Konfiguracija sustava TN | Točno |
| Maks. trajni napon AC | 275 V |
| Konfiguracija sustava TN-C | Netočno |
| Konfiguracija sustava TN-S | Netočno |
| Konfiguracija sustava TT | Netočno |
| Broj vodiča (bez uzemljenja) | 1 |
| Razina naponske zaštite | 1,2 kV |
| Maks. odvodna struja (8/20) | 50 kA |
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