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At the end acquired the k4120 and everything is ok the device measures in old TT systems and not trip the RCD, at least in the tests I've done so far also measured between phases provided that the voltage not exceeding 240V Thak you very much

4120A effectively measures the 127v, the problem is whether the 4120 also makes According to a manual of 4120, in Icelandic :) http://www.reykjafell.is/gogn/kyoritsu_maelar.pdf, there is another model that yes measures the old TT systems, the 4120D, which leads to think that the 4120 does...

The manual of the 4120A clearly spoken about old TT system, and confirms that the equipment can measures it without problems 6.2 Measurement of "OLD-TT System" OLD-TT system is a TT system with phase to phase voltage of 220 V (instead of 400 V) and phase to earth of 127 V (instead of...

Hello I am dedicated to issues of antennas and was thinking buy me a meter loop As I will use little was thinking about buying a cheap one, namely a Kyoritsu 4120, not 4120A The question is whether this device can measure old loops in TT, that is 220v phase to phase and 127 volts between...

Hello from Spain