China 75t Electric Arc Furnace

1. Technical parameter
Nominal tapping capacity75t
Average tapping capacity75t
Shell internal diameterФ5600mm
Electrode traveling system Hydraulic
Method of charging Top (using charging buckets)
Method of tapping EBT
Side wall construction Water cooled ,tubular
Forward tilting angle (steel tapping) 20°
Backward tilting angle (slag tapping)12°
Roof constructionWater-cooled, tubular
Roof lifting distance 400mm
Roof rotation angle70°
Electrode diameter Ф550mm
Pitch circle diameterФ1250mm
Electrode lifting distance 4500mm
Electrode traveling speed6 / 4m/min (up/down)
Transformer capacity 63MVA+20% (long term)
Primary voltage 20kV, 3P, 50Hz
Cooling mode OFWF
Short net Impedance ≤0.65+j2.7mΩ
Three phase unbalance≤5%
Hydraulic pressure 12MPa
Hydraulic medium Water-glycol
Water pressure 0.4MPa
Inlet water temperature ≤35ºC
Outlet water temperature ≤55ºC
Total water consumption1200 m3/h
Lower shell weight (with lining and hanger) 160t
2. Supply list of EAF-75T

SNItemQtyRemark1Mechnical parts 1.1Furnace body (upper shell and lower shell)1 set 1.2Tilting mechanism1 set 1.3Water cooled roof and water pipe1 setTubular1.4Roof lifting and rotating mechanism1 set 1.5Electrode arms and traveling mechanism1 set 1.6EBT platform1 set 1.7Rotation frame locking device1 set 1.8Feeding hopper(on the roof)1 set 1.9Electrode connection device 1 set4 nos.1.10Cooling water distributor1 set 2Electrical parts 2.1Transformer 63MVA/20kV c/w hydro-oil cooler1 setChangchun Sanding2.220kV high voltage system (GBC)1 setABB vacuum breaker2.3Short network1 set 2.4Lower voltage system1 set 2.5PLC automation and HMI system1 setSiemens PLC S7-3003Auxiliary items 3.1Hydraulic equipment1 setProportional valve & pump make: Parker3.2Compressed air device1 set 3.3Lubrication station1 set 4Optional parts 4.1Door carbon - oxygen lance system1 setWith carbon injection4.2Wall lance (4 nos.)1 setWith valves stand

3.Supplied by the Buyer:
1) Installation and installation materials
2) Hydraulic medium, lubrication medium and cleaning medium;
3) Graphite electrodes, Furnace refractory lining;
4) Civil works and design (Seller provides furnace foundation drawings and civil work requirements), embedded
furnace foundation parts;
5) Water supply and gas supply main inlet are laid to Seller's equipment connection point, H.V. incoming line to
Seller's H.V. panel and furnace transformer terminals, L.V. are connect to Seller's L.V. distribution panel.

Sales team:
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