Made in China 1500 HP
1500HP SCR drilling rig with CAT engines, Derrick Shale Shaker, Shaffer or Cameron BOP, drill string (tubular), and fishing tools. Top Drive can be VARCO or BPM.
Nominal drilling depth range 114 mm(4 1/2″drill pipe): 3,500~5,000m(10000~16000ft)
127mm (5″drill pipe): 2,800~4,500m
Max. Hook load: 3,150kN
Diameter of wire line: 35mm
Structure of traveling system (parallel strung up): 6×7
Diameter of sheaves for traveling system: 1,270 mm
Rated power of drawworks: 1,500hp/1,100kW
Transmission of drawworks: 4F+4R stepless speed regulation
Max. Load of hoisting equipment: 3,150kN
Diameter of swivel stem: 75mm
Nominal diameter of table opening: 952.5mm
Transmission of rotary table: 2F+2R stepless speed regulation
Power & number of mud pumps: 1,176kW×3
Type & effective height of mast: “K” type, 45m
Type & height of substructure: slingshot (parallelogram), 9m
Drive type: AC-SCR-DC
Model & number of diesel generator set: CAT3512B×3
Power of diesel engine: 1,310kW
Rotary speed of diesel engine: 1,500r/min
Model & capacity of generator: SR4 1,900KVA
Voltage, frequency, & factor of main generator: 600V, 50Hz, 0.7
Power & number of auxiliary generator set: 292kW ×1
Power of rig’s final assembly: 4,230kw
Voltage, frequency, & factor of auxiliary generator: 400V, 50Hz, 0.8
AC input voltage & frequency of electric drive system: 3 phases, 600V, 50Hz
Output voltage of electric drive system: 0-750V
Output direct current of electric drive system: 0-1,800A
Control model of electric drive system: 5 SCR cabinets, adopting one-to-two type to control 7 DC motors
Max. Working pressure of air supply system: 1Mpa
Volume of solid control system: 340m3