... modelsSNDescriptionSpecification Part descriptionTo weld the assembled steel wheel model KTPA as well as KZNA1Machine modelTN 4 ... set count for electrode dressings21Control PLCSiemens model S7 20022Weld controllerMiyachi model 210 or 110 for setting all ... transformerWater cooled secondaries, impregnated,voltage adjustabe in weld controller. Bridging, Transformer protected by relay against over heating ...