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The HMI top drive system is the most compact offering in the TESCO top drive line.
TESCO powers the HMI using industry proven prime movers and its own series of hydraulic pump drives and filtration system.
The HMI top drive is rated for 250 ton casing loads.
Alternate quill performance (torque and speed) can be configured using optional gear ratios and hydraulic motor displacements.
A mud saver/safety valve is incorporated into the system design.
SPECIFICATIONS:
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HMI (250 ton integrated swivel)
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Rated Capacity
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250 ton
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227 tonne
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Rated Power
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475 hp
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336 kW
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Weight (with swivel)
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8,000 lbs.
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3 628 kg
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Operating Length (incl. 8’ links & elevators)
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173 in.
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4 390 mm
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Width
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33 in.
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838 mm
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Max. Drill Torque
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21,000 ft-lb.
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2 847 daN-m
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Make-up Torque
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21,000 ft-lb.
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2 847 daN-m
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Breakout Torque
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23,500 ft-lb.
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3 195 daN-m
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Max. Speed (with 2.19:1gears)
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170 RPM
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170 RPM
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Quill ID
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2.25 in.
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57 mm
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Power Unit (475 HP)
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Weight (approximate)
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16,200 lb.
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7 370 kg
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Length (c/w hose reel)
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281 in.
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7 200 mm
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Width
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56 in.
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1 400 mm
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Top Drive Notes:
Weight includes top drive, integrated swivel and torque bushing.
The top drive can be fitted with an optional 1.64:1 gear ratio.
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