News

ZOTUP – EASIER AND QUICKER SETUP WITH A GREAT PERFORMANCE ZOTUP is a new range of surge protection devices with advanced performance, that has an easier and quicker setup for time and...

Traduttore / Traduttore / 75% 10 B3 WHEN OVERCURRENT LIMITATION IS OR IS NOT NECESSARY If the short circuit current at the ZOTUP installation point is superior to its interrupting power, it is it is...

The insertion of SPDs in the system can be nullified, in whole or in part, by incorrect wiring. The IEC 60364-5-534 standard provides important indications regarding connections, aimed at...

Installation of SPDs in TN-, TT-, and IT-Systems according to HD 60364-5-534 The installation of SPDs in a specific power distribution system must be coordinated with the protective measures against...

Lightning Protection Levels (LPLs) and SPDs discharge capability The Standard series EN 62305 classifies a set of four Lightning Protection Levels with decreasing efficiency. The table...

Selection of SPDs according to the lightning protection zone (LPZ) concept SPDs shall be selected and installed in accordance with the requirements of the HD 60364-4-443 and the IEC and EN 62305...