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Motor-driven rotary table ACR-250HT

Motor-driven rotary table ACR-250HT

Product catalog summary
Overview: The ACR-250HT is a high torque rotary table designed for precision applications. It features a 430 mm diameter and a 254 mm aperture, with a height of 68 mm.
Specifications:
  • Center Aperture: 254 mm
  • Outside Diameter: 430 mm
  • Stage Height: 68 mm
  • Peak Torque (Tp): 200 Nm
  • Continuous Torque (Tc) with Air Cooling, Coil at 120°C: 100 Nm
  • Peak Current at Tp: 40 Amp p rrms
  • Continuous Current at Tc: 12/21 Amp c rrms
  • Supply Voltage: 220-380 Vvac (Note: Can operate at lower voltages with reduced speeds)
  • Max Speed at Tp and Us: 100/200 RPM
  • Max Speed at Tc and Us: 180/300 RPM
  • Positioning Resolution: 900,000, 3,600,000 counts/rev; 0.36; 1.44 arc-sec
  • Accuracy: 10-20 arc-sec
  • Repeatability: 1 arc-sec
  • Run-out Axial/Radial: 10 micron
  • Rotor Inertia: 0.1 kr x m²
  • Stage Weight: 30 Kg
  • Load Weight Axial/Radial: 300/100 Kg
Notes:
  • Max speed may be limited by the controller's encoder frequency input. Sin/cos 1 Vpp and other encoder resolutions are available. Contact the factory for more information.
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Catalog excerpts

Motor-driven rotary table ACR-250HT-1

ROTARY TABLE ACR-250HT (HIGH TORQUE) Diameter 430 mm Aperture 254 mm Height 68 mm Continuous torque air cooling, coil 120°C Peak current at Tp Supply voltage (note 1) Max speed at Tp and Us (note 2) Max speed at Tc and Us (note 2) Positioning resolution (note 3) Positioning resolution Run-out axial/radial System Performance Center aperture Outside diameter Stage height Peak Torque Rotor Inertia Stage weight Load weight axisl/radial Note 1: Rotary table can operate at lower voltages with lower speeds Note 2: Speed values shown at rated torque Note 3: Max speed may be limited by controller's encoder frequency input. Sin/cos 1 Vpp and other encoder resolutions available. Contact the factory.

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