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The new line of ZOTUP surge protection devices offers cutting-edge solutions for overvoltage protection with high performance, simplicity, and reduced installation costs. Focused on the needs of the...

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 is an electrical discharge that occurs between two bodies with a very different electrical potential. It can originate between clouds, or more commonly between a cloud and the ground. In...

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...