... +10%2, Voltage 380V,3ph,50Hz3, Max temperture 650°C4, Heating element connetion way Y Y5, Temperture control zone number 2 zones6 ... , Loading weight 2350KG7, Empty loss power ≤10kW8, Empty temperture heating time ≤2.5h9, Temperture uniformity ±5°C10, Temperture stability ≤±1 ...