Universal varistor-based plug-in lightning/surge arrester for 3-phase power supply networks with separate N and PE (5-conductor system: L1, L2, L3, N, PE), for Lightning Protection Levels III and IV, with remote indication contact. Made in Germany. 

Tham khảo catalog chi tiết theo đường link sau ( trích nguồn https://www.phoenixcontact.com):
https://www.phoenixcontact.com/online/portal/us/?uri=pxc-oc-itemdetail:pid=2800183&library=usen&pcck=P-24-05-11-01&tab=1&selectedCategory=ALL

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