Surge Protection Device

For protection of critical equipment and controllers, which limits 20kA surge current within acceptable limit of 1.6kV in less than 25nano seconds, tested to IEC 61643-1
Features at a glance V20-C

1. Metal-Oxide Varistor

2. Plug-in upper part

3. Pre-wired arrester blocks, 1-4-pole blocks

4. Thermal isolating device with optical indication

5. Arrester with NPE spark gap in one module

6. C 25-B+C/NPE with protection against reversed insertion (coding) modules
Advantages in use

1. Arresters still work after frequent operation

2. An arrester module can be changed with the mains voltage on

3. Simple installation via the marked terminals

4. Permanent check of arrester serviceability

5. Certainty in TN-S, TT and IT systems that no voltage can reach the protective earth (PE) conductor

6. Simple, professional installation of the arrester modules