Single 9000 kVA Silicon-manganese Submerged Arc Furnace
9000kVA Submerged Arc Furnace
1. Technical Parameter
Rated furnace transformer capacity 9000KVA+20% overload
Primary voltage 20kV
Transformer tap changer Onload (China make)
Secondary voltage 104-132V
Rated secondary current 43.6kA
Contact element type Forged red copper
Diameter of electrode Φ950mm
Electrode type Self baked
Electrode pitch circle Φ2600mm
Electrode holder Hydraulic type
Electrode traveling stroke 1000mm (working)
1500mm (maintenance)
Electrode traveling speed 0.6 m/min. (up)
0.4 m/min. (down)
Diameter of furnace shell Φ7000mm
Height of furnace shell 4200 mm
Diameter of furnace hearth Φ5800mm
Depth of furnace hearth 2200mm
Tapping hole number 2 nos.
Cooling water flow rate 240 tons per hour
Cooling water working pressure 0.3MPa
Hydraulic power pack working pressure 8MPa
Hydraulic medium Mineral oil
a) Installation and installation material, furnace refractory lining, hydraulic medium, lubrication medium and cleaning medium;
b) Furnace foundation (Seller provides furnace foundation condition drawings and civil work requirements), embedded furnace foundation parts;
c) Water supply and gas supply main inlet are laid to Seller’s equipment connection point, H.V. incoming line is connected to seller’s H.V. switchboard and Transformer terminals, L.V. supply lines are connect to Seller’s L.V. power distribution panel.