250 HXI 700 Top Drive
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The 250 ton, Model HXI 700HP Top Drive is a Full-Featured Hydraulic Top Drive for Most Mast Applications
he 250 HXI 700 top drive system is the most versatile offering in TESCO’s Hydraulic top drive line and is designed for use on offshore and land based drilling rigs. The 250 HXI 700 provides the performance and pipe handling features required for drilling and workover applications. Value Added Operational Benefits
• T he complete system including the top drive, torque system, and complete with HPU that can be installed in less than one day. Minimal rig modifications are necessary. • The 250 HXI 700 offers all critical pipe-handling functions including elevator link-tilt, 1 372 mm (54 in.) extend/retract (for making mousehole connections), and 360° pipe handler rotation. The grabber will accommodate tool joints from 76.2 mm (3 in.) to 2 22.25 mm (8 3/4 in.) OD. • The 250 HXI 700 top drive’s unique design integrates the swivel, gearbox and P.H. Spool resulting in a very compact unit but maintains the serviceability expected from a TESCO top drive. • The 250 HXI 700 system incorporates programmable logic control. PLC ensures flawless communication between the driller’s panel and the drive system. The PLC system optimizes efficiency and provides important safety interlocks.
250Ton HXI 700HP l Top drive
• The 250 HXI 700 package includes a customizable torque arrest system. The track/ torque bushing configuration is simple to install and requires minimal maintenance. A mud saver/safety valve is incorporated into the system design.
56 in 1 422.4 mm
Performance Curve
Theoretical Torque vs. Speed 250 HXI 700 Top Drive 2.28:1 Gear Ratio 34
29.5 in 749.3 mm
Breakout
32 30
21.125 in 536.5 mm 47.5 in 1 193.8 mm 26.375 in 669.92 mm
28 26 Low Range High Range
24 22
Drill Pipe Torque (ft.-lb. x 1000)
• The entire 250 HXI 700 top drive can be transported in three standard 6.096 m (20 ft.) sea containers and the top drive may be transportable in the mast for quick rig up.
26.5 in 673.1 mm 18.5 in 469.9 mm
20 18 16 14 12
Inside of Block Adapter
10 8 6 4 2 0
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Drill Pipe RPM
Specifications 250TON HXI 700HP (with a 250 ton integrated swivel)
Imperial
Rated Capacity
250 ton
227 tonne
Rated Input Power
700 HP
522 kW
Estimated Weight
16,000 lbs.
7 257.5 kg
199.5 in.
5 067.3 mm
47.5 in.
1 206.5 mm
Max. Continuous Drill Torque
24,000 ft-lb.
3 252 daN-m
Make-up / Breakout Torque
32,000 ft-lb.
4 336 daN-m
200 RPM
200 RPM
Operating Length (including 9 ft. links & elevators) Width
Max Speed Quill ID
2.5 in.
Quill Connection
199.5 in. 5 067.3 mm
Metric
175.375 in. 4 454.5 mm
108 in. Links 2 743.2 mm
63.5 mm NC 50
©Tesco Corporation / April 2007 / POD / Due to ongoing product development, all specifications are subject to change without notice.
Asia Pacific Jakarta, Indonesia Email: APBU_Sales@tescocorp.com
Europe/Russia Aberdeen, UK Email: EURO_Sales@tescocorp.com
Canada Calgary, Alberta Email: CABU_Sales@tescocorp.com
Latin America Buenos Aires, Argentina Email: LABU_Sales@tescocorp.com
China Chaoyang District , Beijing, Email: CHINA_Sales@tescocorp.com
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United States Houston, Texas Email: USBU_Sales@tescocorp.com
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