Further information for Schneider Electric LV848533 - Schneider PTE EXT measuring input Masterpact MTZ2/MTZ3
External voltage measurement input PTE on the MasterPact MTZ2/3 in fixed installation and plug-in technology. This measurement input is required if the operating voltage to be measured is to be fed in externally. The PTE and an associated transformer are mandatory for voltages greater than 600V.