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Double Wrap

Imperial Electric Frame 700 machines feature an extended chassis and a heavy duty outboard bearing support to easily accommodate the special load characteristics required for double-wrap roping configurations. With a maximum sheave shaft load of up to 45,000 pounds, power ratings to 115HP, and dual-coil, independent brakes applying 6000 N-m torque per side, these machines offer up to 5,000 pound capacity roped 1:1 or 9,000 pound capacity roped 2:1 with maximum speeds of 1400 and 700 fpm respectively.


  • Capacity: 5,000 pounds, 1:1 or 9,000 pounds 2:1
  • Speeds ranging from 100 to 1400 FPM
  • U-groove, 25-inch diameter sheave
  • 12, 5/8" grooves for up to 6, 5/8" ropes, double wrap


  • Precise acceleration, deceleration, and contract speed control
  • Low noise, highly efficient
  • Compact and Green - no oil lubricants
  • Direct drive (no gears)
  • Totally enclosed, self-cooling, no fan required
  • Independent brake system holds 125% rated capacity
  • Complete hardware package eliminates on-site engineering calculation and fabrication of heavy base and beam structures
  • Sub-base with secondary sheave options
  • Machine weight: 5,800 pounds
  • Heidenhain ECN1313, 2048 ppr encoder provided


  • Modernization and new construction
  • 1:1 and 2:1 roped installations, double-wrap
  • High rise or heavy load
  • Disassembly options available
  • Overhead basement and sidepull applications