118511 Varco Nov TDS Top Drive Spare Parts Oilfield Drilling

 TDS9SA: For mediumduty onshore land rigs & HPHT land wells.

· TDS10SA: For heavyduty onshore land rigs & deep shelf land wells.

· TDS11SA: For ultradeep onshore land drilling & medium offshore operations.Adopting AC VFD highperformance technology, dualmotor hightorque structure, and sealed robust design, these parts feature precise torque control, high reliability, enhanced safety, strong durability, and excellent compatibility. They effectively reduce drilling cycle time, lower maintenance costs, minimize thread damage and pipe sticking risks, and ensure stable & efficient operation in directional drilling, casing running, coring, and tripping operations, widely used in onshore & offshore oilfield drilling equipment.

Parameter	TDS-9SA	TDS-10SA	TDS-11SA	Notes
Model	TDS-9SA	TDS-10SA	TDS-11SA
Max Hook Load	500 LT (508 mt)	600 LT (610 mt)	750 LT (762 mt)	LT = Long Tons (2240 lb), mt = Metric Tons
Max Continuous Torque	45,000 lb-ft (61,000 Nm)	52,000 lb-ft (70,500 Nm)	60,000 lb-ft (81,350 Nm)
Max Intermittent Torque	55,000 lb-ft (74,600 Nm)	65,000 lb-ft (88,100 Nm)	75,000 lb-ft (101,700 Nm)	Short duration (e.g., <1 min)
Speed Range	0 – 275 RPM	0 – 250 RPM	0 – 240 RPM	Continuous variable speed
Main Motor Power	1,000 HP (750 kW)	1,200 HP (895 kW)	1,400 HP (1,045 kW)	AC Motor (typical)
Gear Ratio	10.5:1 (Typical)	10.5:1 (Typical)	10.5:1 (Typical)
Quill Stroke	60 in (1,524 mm)	60 in (1,524 mm)	60 in (1,524 mm)
Pipe Size Range	3.5″ to 9-5/8″	3.5″ to 9-5/8″	3.5″ to 9-5/8″	Handles most standard drill pipe & casing
Tapered Bearing Capacity	500 LT (508 mt)	600 LT (610 mt)	750 LT (762 mt)	Matches hook load rating
Hydraulic Pressure	3,000 psi (207 bar)	3,000 psi (207 bar)	3,000 psi (207 bar)	System operating pressure
Approx. Weight (Top Drive)	~16,000 lb (~7,260 kg)	~17,500 lb (~7,940 kg)	~19,000 lb (~8,620 kg)	Excludes traveling assembly/links
Height (Main Unit)	~85 in (2,160 mm)	~85 in (2,160 mm)	~85 in (2,160 mm)
Typical Application	Medium-Duty Land Rigs, HPHT	Heavy-Duty Land Rigs, Deep Shelf	Ultra-Deep Land, Medium Offshore
Main Features	Robust design, high reliability	Increased torque for deeper/dir.	Highest torque/load in TDS-SA line	SA Series known for reliability & serviceability