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Plug set brush-holders for turbo generators and synchronous machines

Plug set brush-holders for turbo generators and synchronous machines

Plug set brush-holders for turbo generators and synchronous machines

Product catalog summary
Overview
Mersen provides plug set brush-holders designed for turbo generators and synchronous machines ranging from 10 to 1,200 MVA. These plug sets ensure optimal current sharing and a reliable electrical/mechanical interface with slip rings, enhancing performance and safety.
Specifications
  • Modular construction allows for 1 to 6 carbon brushes per plug set.
  • Available in "Magazine" and "Single" brush styles with optional integral brush hold-off devices.
  • Units available with capacities of 250, 400, and 600 Amps.
Safety Features
  • Insulated handles withstand up to 2,500 volts.
  • Mechanical capture of the brush ensures safe removal and replacement.
  • Brush wear indication and safety systems are included, with an option for remote monitoring.
Performance
  • Silver "multi-contact" design for efficient current transfer.
  • Constant pressure on carbon brushes ensures stable performance and optimal current distribution.
  • Reduces voltage drop and prevents harmful selective action.
Installation Flexibility
  • Plug sets can be fixed into a brush bar or clamped to a rod, bolt, and clamp.
  • Suitable for retrofitting in existing machines.
Brush Replacement Procedure
  1. Insert the plug set into the exchange device in the workshop.
  2. Turn the handle to release the carbon brush.
  3. Replace the brush, re-fasten the terminal, turn the handle, and remove the plug set from the device.
Conclusion
Mersen's plug sets offer a combination of safety, performance, and flexibility, making them a reliable choice for turbo generator OEMs worldwide. The design allows for safe online brush changes without production loss, ensuring efficient and continuous operation.
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Catalog excerpts

Plug set brush-holders for turbo generators and synchronous machines-1

PLUG SET BRUSH-HOLDERS FOR TURBO GENERATORS AND SYNCHRONOUS MACHINES MODULAR CONSTRUCTION 1 to 6 carbon brushes per plug set DESIGNED WITH SAFETY IN MIND Guaranteeing full protection with associated PPE when replacing carbon brushes under load INSTALLATION FLEXIBILITY Offering the possibility of fixing the plug set into a brush bar or clamped to a rod THE GUARANTEE OF PERFECT CONTACT BETWEEN THE PLUG SET AND THE BRUSH BAR thereby limiting selective action between carbon brushes in the plug set PERFORMANCES Silver “multi-contact “ design for current transfer to the bus Carbon brushes in turbo generator collectors must transfer current at very high peripheral speeds. Mersen's plug sets optimize current sharing between brushes and ensure a sound electrical/mechanical interface to the slip ring. Mersen has a 35 year history of supplying plug set solutions to Turbo Generator OEMs worldwide. Mersen's plug sets allow safe on line brush change out under load with no loss of production. The unique Mersen silver laminar multi-contact socke

 Open the catalog to page 1
Plug set brush-holders for turbo generators and synchronous machines-2

BREAKTHROUGH SMART CHARACTERISTICS, GUARANTEEING: A PERFECT CONTACT BETWEEN THE SLIP RING AND THE CARBON BRUSHES + MODULAR DESIGNS ● 2 to 6 carbon brushes per plug set ● Constant force springs ● "Magazine" and "Single" brush style plug sets available ● Optional integral brush hold-off device → Wide freedom of design SAFETY ● Handle insulated to 2,500 volts ● Mechanical capture of the brush in its holder on plug set removal → Safe carbon brush replacement ● Possibility to fix the plug set with plug-in bar or with rod, bolt and clamp → Optimum wear rate for all the brushes → Suited to retrofits...

 Open the catalog to page 2

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.