The new model from the COMBI series is an innovative and versatile installation tester with the basic functions for testing electrical systems and installations as well as E-charging stations Plug in and simply measure â the new Auto sequence measurement Ra â RCD â Riso makes´s possible. The insulation measurement against all 3 conductors (L-N-PE) and the large memory for 999 measurements with storage on 3 levels + text commentary are just a few of the many highlights of the new model series. A user-accessible help menu for all measuring functions provides valuable support when connecting the device to the system to be tested, in particular the automatic and menu-driven test sequence for E-charging stations in the top-of-the-range model COMBI 521.EV-Test100The adapter was developed as an accessory especially for testing E-charging stations. It can be used to simulate charging states and test the effectiveness of protective measures on Type 3 E-charging stations with a Type 2 connector. The easy handling in combination with the COMBI521 is guaranteed.This text is machine translated.