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Top Drive – 1250

Top Drive – 1250

Top Drive – 1250

Static lifting capacity (Drilling): 1250 Sh.ton
Thrust bearing rating: 1234 Sh.ton
Main shaft thread connection: NC77
Gearbox main shaft od/id: Ø10 ½’’ / Ø3’’
Drilling motor 2xGEB 27A AC
Max. continuous torque 109 570 ft.lbs (148 855 Nm)
Drilling speed at max. continuous torque 140 rpm
Max. Drilling speed 280 rpm
Parking brake torque 133 210 ft.lbs (180 610 Nm)
Instrument air 7 bar / 12 m2/hr
Required oil pressure / flow 207 bar / 170 l/min
Tool joint breaker max. torque 135 000 ft.lbs (183 000 Nm)
Mud circuit pressure rating 7500 psi
Design specification API Spec. 8C – PSL 1
Service umbilical’s OD 6’’ – Qty. 3
Weight, (Excl. Guide dolly) 40 570 kg
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