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20 Ton Turning Roll Set RDA CR20 NA

RDA CR20 NA 20 Ton Capacity Welding Roller Set

Top Features

  • 20 Ton Drive/Idler Roll Set Load-Carrying Capacity
  • 30 Ton Drive Roll Load-Turning Capacity
  • 14" to 197" Vessel Diameter Capacity

Red-D-Arc’s RDA CR20 NA turning roll sets feature all-fabricated-steel base construction with wheel brackets that can be manually positioned to accommodate vessels of varying diameters around a constant center-line. Vessel rotation is via a two-motor, two-wheel-drive system which eliminates the need for torque tubes.


Product Details

Specifications

Model:RDA CR20 NA turning roll set (drive and idler)
Load Carrying Capacity: Drive: 10 ton maximum
Idler: 10 ton maximum
Set: 20 ton maximum
Rotation Capacity: Drive Roll: 30 ton maximum
Wheel Centre Distance: 18.9, 30.7, 42.5, 54.3, 66.1, 89.8 in
Vessel Diameter Capacity: 13.8 in to 196.9 in
Rotation Speed Range: 5.5 to 55.1 in/min
Tire Type: Polyurethane, A95 durometer rating
Wheel Size: 15 in diameter x 5 in wide
Five Function Control: Push Button Pendant, 50 ft control cable (forward/stop/reverse/speed control/emergency stop)
Rotation Drive Motors: 2 x 0.75 kW with fan cooling
Primary Input Power: 380 to 480 V, 3 phase, 50/60 Hz (optional 600 V, 3 phase, 60 Hz available)
Input Current at Rated Load: 6.9 A
Weight: Drive: 1645 lb
Idler: 1102 lb
Control Box Ingress Protection Rating: IP65
Control Box Electrical Certification: UL508
Loading Capacity Certification: UL2011

Additional Features

Drive motors are inverter-controlled variable-frequency AC-type with fan cooling and are fully enclosed for trouble-free operation. Double reduction worm and wheel gearboxes are used for enhanced durability and extended overhaul intervals. Drive and idler wheel shafts are housed in deep-groove-type roller bearings and gearboxes are of aluminum/bronze construction. Both the drive roll and idler roll have forklift slots built into the frames for easy maneuverability. Control boxes have IP65-rated enclosures and utilize variable-frequency AC-control electrical systems with full UL and CE certification. In addition, all our conventional turning rolls have been tested and certified by UL to establish safe working loads - a first in the weld automation industry.

Options, Accessories and Related Equipment

Options
Rotation Speed Foot Control: FT-1VAR-50 (single pedal) with 50 ft control cable
Directional Foot Control: FT-2DIR-50 (double pedal) with 50 ft control cable

Related Equipment
FT-1VAR-50
FT-2DIR-50

20 Ton Turning Roll Set RDA CR20 NA

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