Slip Ring | 3 circuits | SVTS E 03-R-A-03/00-XXX-001

A wide through-bore to integrate power close to the rotating axis

Servotecnica SVTS E 03-R-A-03/00-XXX-001 through-bore slip ring
The SVTS E 03-R-A-03/00-XXX-001 is an IP00 open through-bore slip ring with a 50 mm bore, equipped with 3 power circuits rated at 20 A and a 115 mm outer diameter. It transfers power to the rotating section without sacrificing the central passage, facilitating integration around a shaft or other mechanical elements.

The SVTS E03-001 is an open through-bore slip ring designed to transmit three 20 A power circuits through a continuously rotating axis. Its 50 mm through-bore provides a large central passage for integration around a shaft or mechanical axis.

This configuration integrates three 20 A power circuits and supports voltages up to 400 VAC or 400 VDC. Nominal speed is 300 rpm, with higher speeds available on request depending on application conditions.

The open architecture of the SVTS E Series allows direct integration into the machine structure. It is particularly suitable for OEM designs where mechanical protection of the slip ring is provided by the equipment itself.

Thanks to its 50 mm through-bore, the SVTS E03-001 is particularly suitable for rotary tables, special-purpose machinery, reels, handling systems and other equipment requiring three electrical power supplies while maintaining a large central passage.

Advantages

  • 50 mm through-bore
  • 115 mm outer diameter
  • 3 power circuits rated at 20 A
  • Voltage up to 400 VAC / 400 VDC
  • Nominal speed up to 300 rpm
  • Higher speeds available on request
  • Open IP00 architecture
  • Dynamic contact resistance below 10 mΩ
  • Expected lifetime up to 10⁸ revolutions depending on operating conditions
  • Compliant to CE and RoHS

Benefits

  • Allows three power circuits rated up to 60 A to be transmitted while preserving a 50 mm central bore
  • Allows high-current rotating loads to be supplied around a through-shaft or mechanical assembly
  • Avoids using a more complex enclosed slip ring when the application mainly requires a few high-power circuits
  • Combines high current capacity and a large central bore within an open architecture that can be integrated directly into the machine

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SVTS E 03-R-A-03/00-XXX-001
Circuits 3 x 20A
Outside Diameter 115.0 mm
Inside Diameter 50.0 mm
Overall Length (L) 70.0 mm
Protection rating IP 00
Data Transfert <=100Mbit/s
Mounting Thru-bore 50mm

Mechanical features

Nominal speed 0-250 rpm
Temperature range -20°C to +80°C (-40°C as option)
Contact gold-gold (alloy)
Bearings Miniature high-precision stainless steel ball bearings
Connector -
Mounting ABS

Electrical features

Voltage 400 VDC_VAC
Cables Silver plated / PTFE insulated / colour coded
Cables length 250 mm standard (other length on request)
Dielectric voltage strength 500VAC @ 60Hz @ 60 sec
Insulation resistance >500MOhm/500VDC
Dynamic contact resistance <10mOhm @ 6VDC and 500mA (@ 5rpm)
Expected lifetime 107 revolutions (depending on speed, environmetal conditions and size)

Customisations

  • Cables
  • Materials
  • Mechanical design
  • Flange

Notice : The provided technical data are the higher limits recommended in static condition. To obtain the correct dimensioning of the product, it is necessary to hold account of all the applicable dynamic forces, including the inertia of the manipulator, the configuration of the tools and the external forces applied.

Drawings
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