4 Pole - T1ZH3/12.5/12.5/230R

Type 1 - Class 1 / Type 2 - Class 2 - Three Phase - 12.5kA -12.5kA - 275VAC

This Type 1/2 (Class I/II) surge protective device is for installation at LPZ 0A-2 or higher and is usually installed in the distribution-box or feeder bus of UPS, protecting devices or equipment downstream.Designed according to IEC 61643-11/GB 18802.11 for TNC-S system(“4-0” circuit).