Type 1 - Class I - Single Phase - 1 Pole - 12.5kA - 320VAC
For use in the LPZ Concept at the boundaries of LPZ 0 – 1
Designed mainly for use on the power supply lines, which operate a TN-C, TN-S and TT earthing system.
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.
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