Type 1 - Class I / Type 2 - Class II - Three Phase - Four Pole - 7kA - 25kA - 320VAC / 350VDC
The T1PDM3/7/25/320 and T1PDM3/7/25/320R (Remote Version) are four-pole, metal oxide varistor surge arrester combined with gas discharge tube, Type 1/2 according to EN 61643-11 and IEC 61643-11.