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Detailed Product Description

1. ZJ30~ZJ90 RIG
2. Electrical driven drilling rig
3. Mechanical driven drilling rig
4. SCR DC driving system
5. VFD system

MODEL:U.S Met

ZJ50/3150L

ZJ50/3150LD

Nominal drilling depth:

1150016400ft,35005000m,(4 1/2"DP)
920014800ft,28004500m(5"DP)

1150016400ft,35005000m,(4 1/2"DP)
920014800ft,28004500m(5"DP)

Max.hook load:

695000lps  3150kN

695000lps  3150kN

Max.drill stem load: 

350000lps  1600kN

350000lps  1600kN

Drawworks max.input power :

1500HP  1100kw

1500HP  1100kw

Drawworks speed steps           

4forward+2reverse 

4forward+2reverse 

Main brake model             

Hydraulic disk brake/band brake

Hydraulic disk brake/band brake

Auxiliary brake model        

eddy current brake /E.T.N brake

eddy current brake /E.T.N brake

Wireline diameter:       

1-3/8"  35mm

1-3/8"  35mm

Crown sheaves number and travelling sheaves number

7×6

7×6

Open diameter of rotary table: 

37-1/2"  952.5mm

37-1/2"  952.5mm

Rotary table drive type                   

Independent/combination drive

Independent electric drive 

Mast type

"K"

"K"

Clear height of mast:

148ft  45m

148ft  45m

Substructure height:

20.5ft(7.5m),29.5ft(9m),34.5ft(10.5m)

20.5ft(7.5m),29.5ft(9m),34.5ft(10.5m)

Clear height of substructure:

20ft(6.12m),25ft(7.62m),30ft(9.12m)

20ft(6.12m),25ft(7.62m),30ft(9.12m)

Power of single mud pump:

1600HP   1180kw

1600HP   1180kw

Mud pump sets

2

2

Type of driving

integrated chain box

integrated chain box

Power of main diesel:

1500HP   1100kw

1500HP   1100kw

Main diesel sets

3

3

Total volume of mud tank:

2100BBL   320 m³

2100BBL   320 m³