Manufacturer: TESCO Corporation
Equipment Type: Electrical Portable Top Drive
Country of Manufacture: Canada
Model Number: 250 EMI
Power Rating: 400 HP
Serial Number: TS-29270
Unit Number: 619
Load Rating (through block adapter): 250 tons
Gearbox Ratio: 12.47 : 1
Last Recertification: March 2013
U.S. Patent No.: 5,433,279
Portable top drive drilling operations
Land drilling rigs
Compatible with 250-ton traveling block systems
Designed for drilling, reaming, and directional operations
If you want, I can also provide:
Torque and RPM estimates based on gearbox ratio
Typical rig compatibility
Sales-ready equipment description
Comparison vs Canrig top drives
Inspection / recertification checklist
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