Model Item D(T)N-100 D(T)N-125 D(T)N-160 D(T)N-200 RatedpowerAt%50(KVA) 100 125 160 200 Secondaryvoltage(V) 8.3 8.6 9.1 10.6 Ratedfrequency(Hz) 50/60 50/60 50/60 50/60 Max.shortcircuitcurrent(KA) 18 20 28 34 Max.weldpower(KVA) 280 300 330 410 Coolingwaterconsumption (L/min) 8 8 10 10 Maxwelding capacity Low-carbenssteel(mm) 4.5+4.5 5+5 5+5 6+6 Ratedprimarypower(V) 380 380 380 380Spot Welding Machine 1.Aircontrolcylinderconstructionandsolenoidvalve. 2.Highconductivitysecondaryre-circuits. 3.Soldframestructure. 4.Bothinteriorandexteriorofmachinearetreatedwithcoating. 5.Anoptionalpressadjusterisprovidedforupwardanddownwardadjustment. 6.Allserieswithmicrocomputerprecisioncontrolcircuit. 7.Transformerofexcellentcurrentconductivityandofminimumelectricloss. 8.WeldingcurrentcircuitswithadoptionofSCRno-contact-pointswitch. DTN Series Stationary Spot and Projection Welding Machine