China 30 Ton Electric Arc Furnace

1. Technical parameter
Nominal tapping capacity 30T
Average tapping 30T(hot heel: 8 tons)
Shell internal diameterФ4300mm
Method of charging Top (using charging buckets)
Method of tappingEBT
Side wall constructionWater cooled ,tubular
Forward tilting angle (tapping) 20°
Backward tilting angle (slagging) 12°
Roof construction Water-cooled, tubular
Roof lifting distance400mm
Roof rotation angle 68°
Electrode diameterФ450mm (UHP electrode)
Pitch circle diameterФ1000mm
Electrode lifting distance 3100mm
Electrode traveling speed 6 / 4 m/min(up/down, automatic)
Transformer capacity18MVA+20% (overload)
Primary voltage 33KV, 3P, 50Hz
Cooling mode OFWF
Three phase unbalance≤5%
Hydraulic pressure12MPa
Water pressure 0.4MPa
Inlet water temperature ≤35ºC
Outlet water temperature ≤55ºC
Total water consumption500 m3/h, emergency water 180 m3/h (for 30mins)
Water qualityIndustrial clean water
Oxygen flow rate 2000Nm3/h (average)
2. Supply list

SNItemQtyRemark1Mechanical parts 1.1Furnace body (upper shell, lower shell, accessory)1 setUpper shell: tubular1.2Tilting platform mechanism1 set 1.3Water cooled roof1 setTubular1.4Roof lifting and rotating mechanism1 set 1.5Electrode traveling mechanism1 setElectrode arm & master1.6EBT platform1 set 1.7Rotation frame locking device1 set 1.8Electrode nippling device 1 set4 pcs. cells1.9Cooling water distributor1 setWith instrument2Electrical parts1 set 2.1Transformer 18MVA/33kV c/w hydro-oil cooler1 setChina top make2.2High voltage switchboard1 setGBC-40.5kV panel2.3Short network1 setc/w water cooled cables2.4Lower voltage control panels1 setGGD type panel2.5PLC automation and HMI system1 setSiemens PLC, S7-3003Auxiliary items 3.1Hydraulic power pack1 setProportional valve & pump make: Parker3.2Door lance manipulator & carbon injection device1 set

Supplied by the Buyer:
1) Furnace refractory lining, hydraulic medium, lubrication medium and cleaning medium, graphite
electrodes;
2) Civil works and design (Seller provides furnace foundation drawings and civil work requirements),
embedded furnace foundation parts;
3) 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.
Workshop & Facility
Sales team
Our Services

1.

Pre sale service

a.

make technical solution

b.

send quotation, technical data sheet and drawing

c.

prepare power transmission plan, testing plan and shipment plan

2.

In sale service

a.

supervise the manufacturing schedule totally in accordance with the plan

b.

send photos to customer during every manufacturing process(hold point)

c.

inform the customer one week before testing.

3.

After sale service

a.

installation and commissioning, training the workers

b.

quick response within 12 hours any time

c.

provide 12 months guarantee period normally.

FAQ

1. Q:

What is your delivery time ?

A:

Depend on the type of transformer.

2. Q:

What is your payment term?

A:

30% advance by T/T , 70% before delivery by T/T or L/C or we can discuss about it.

3. Q:

What kind of standard you follow?

A:

IEC, ANSI, CSA, GB, etc

4. Q:

What kind of supporting documentation you can provide normally

A:

Quotation, outline drawing, manufacturing plan, quality control plan
testing plan, financial report, type test report(KEMA, CESI),reference list, etc

5. Q:

What is your normal warranty period?

A:

12 months after transformer operation.

6. Q:

Can u do installation and commission in user's site?

A:

Yes, we can send our installation team to user's country for service.

7. Q:

Do you have any experience in this kind of transformer?

A:

Yes, we can provide reference list for check.

Our advantages:

Quality Assurance

--From the very beginning, VILLE ensures quality in every step to achieve the best quality.

Experience Sharing

--With more than 30 years' experience in power industry, VILLE brings you an optimized solution.

Global Service

--Wherever you are, VILLE global network will support and provide you with value.

Quick Response

--In response to your needs without delay, VILLE knows the value of your time.

Thanks for choosing VILLE as your reliable partner and
please trust both of us will create a brilliant future!