6 ms·
That's a problem with incorrect installation / code. In a proper TN-C-S system the combined PEN will be split up at the main panel, and PE will be local ground
by blattimwind 7y ago
That's a problem with incorrect installation / code. In a proper TN-C-S system the combined PEN will be split up at the main panel, and PE will be local ground and pipework is typically connected to that.