3-way CEE measuring adapter. For three-phase and single-phase consumers, passive, without mains voltage-dependent switching devices. For measuring RPE, RISO and IEA. 3-way CEE coupling: 16 A CEE 5-pin, 32 A CEE 5-pin, 16 A CEE 3-pin to safety plug. Plug-in technology other. Material of the insulation material other. Measuring circuit category Cat II.