8 – Mastertig AC/DC 2000, 2500, 2500W, 3500W/0510 © COPYRIGHT KEMPPI OY2500, 2500W, 3500W2.4. CONNECTING THE MACHINE TO THE MAINS SUPPLYThe installation or replacement of the mains cable and the plug may be carriedout only by an authorized electric shop or electrician.Mastertig AC/DC 2000The machine is delivered with a mains cable with an earthed plug for connection to a mainssupply of 230 V.To be noted when replacing the mains cable:The lifting handles, cover and the right-hand-side plate have to be opened. The cable in broughtto the machine through the inlet ring on the rear panel and fastened with a cable clamp. Thephase lead of the cable are coupled to connector L, the blue to the connector of the N lead andthe yellow-green to the connector of the protective grounding lead .Mastertig AC/DC 2500, -2500W and -3500WThe machine is delivered with a 5 m mains cable (4×2.5 mm2) without a plug. Mains cable issuitable for all mains voltages with recommended fuse size (please look at Technical data table).4×6 mm2 cable can be connected to the machine, if local regulations are requiring it.If you use greater fuse size than recommended big short circuit current cancause extra damage in case of failure.Mastertig AC/DC 2500, -2500WBefore connecting the machine to the mains supply, make sure that the voltage change-overswitch of the machine is turned to the position corresponding to the mains supply voltage (230 /400 / 460 V).When replacing the mains cable, note the following:The lifting handles, cover and right-hand-side plate of the machine have to be opened. The cableis brought to the machine through the inlet right on the rear panel and fastened with a cableclamp. The phase leads of the cable are coupled to connectors L1, L2 and L3; the yellow-greenis coupled to the connector of the protective grounding lead .