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Generators

Generator Stator InsulationPower Generators are the heart of the power grid pumping electricity throughout the transmission and distribution system. The Gund Company is a world leader in manufacturing electrical insulation kits for the manufacture and repair of power generators.

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Our years of application experience coupled with our materials knowledge allows The Gund Company to serve OEMs, repair companies, and utilities with an unparalleled level of service. Our experience includes:

  • Fossil Fueled Power GeneratorsGE Generator Wedge
  • Hydro Power Generators
  • Nuclear Fueled Power Generators
  • Generator Sets

In generator repair situations, the most commonly required spare parts include insulation components. TGC can supply individual components or complete repair kits for generator repair. As an independent source for insulation components, TGC has the ability to supply insulation materials for all makes, models, and manufacturers of power generators including:

  • General Electric
  • Westinghouse
  • Allis Chalmers
  • Siemens
  • Asea Brown Boveri Side Ripple Spring
  • Alstom
  • Brush
  • Electric Machinery
  • Hitachi
  • Mitsubishi
  • Toshiba

The Gund Company can produce power generator spare parts from OEM drawings, or we can produce parts based on samples provided from the actual machine being repaired. Either way, our shipment lead-times are the fastest in the industry. TGC supplies the following components:

Stator Insulation Products

  • Tapered and Flat Wedges G-11 Herringbone Wedge
  • Filler Materials
  • Top & Side Ripple Spring
  • Treated and Untreated Felt
  • Tie Straps
  • Axial Supports
  • Binding Bands
  • Fiberglass Caps
  • End Winding Supports
  • Epoxies
  • Potting Compounds
  • Paints

Field Insulation Products

  • Glass Epoxy / Nomex Hard Slot Cells
  • Nomex Soft Slot Cells
  • Sub-Slot Insulation
  • Turn to Turn Insulation Nomex Turn Insulation
  • Coil Blocking
  • Retaining Ring Insulation
  • Main Lead Insulation
  • Washers & Bushings
  • Creepage Blocks
  • Temporary Wood Blocking
  • Paints, Epoxies, & Tapes
  • Metal Rotor Wedges

Hydro Rotor Pole Insulation Products

  • Pole Collars
  • Turn to Turn Insulation
  • Side Pack
  • Groundwall Insulation
  • Rotor Pole Ramps
  • End Blocks
  • B-Stage Felt Pieces
  • Spacer Blocks
  • Paints, Epoxies, & TapesCoil Block

Misc. Generator Insulation Components

  • Bearing Insulation
  • Hydrogen Seal Insulation
  • Bushing Box Insulation
  • Bolt Insulators
  • End Winding Support Insulation
  • Bushing Insulation

The Gund Company has created our Generator Insulation Products Handbook detailing the application of insulation in power generator equipment. It contains application information, material options, and technical data sheets on each material.