Input voltage: 1~220-240VFrequency: 50/60HzInput capacity: 8.0KVANo load voltage: 1.8VRated input capacity: 3.1KVA@30%Class of Insulation: HApplied spot welding:1.5+1.5mm1.2+1.2mm1+1mm0.8+0.8mm0.6+0.6mmPacked by color box