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Voltage regulators

Single-phase overhead voltage regulator

Eaton's Cooper Power series voltage regulators provide state-of-the-art voltage regulation by utilising the advanced CL-7 voltage regulator control and Quik-drive tap changers. The combination of advanced control technology and the fast response tap-changer apparatus is unparalleled in the industry. 

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Cutting-edge voltage regulation technology
Meets the needs of a smart-grid world
Advanced CL-7 control
Integrates now and into the future
Quik-Drive tap changer
Most advanced and fastest tap changer in the industry

Core features

  • Voltage regulation of 32 steps (approximately 5/8% per steps) for a maximum of ± 10% in wye-connected banks
  • Advanced CL-7 SCADA-ready voltage regulator control
  • Quik-drive tap changers: 32 steps in under 10 seconds
  • Voltage ratings are available from 2,400 volts (60 kV BIL) to 34,500 volts (200 kV BIL) for 60 Hz and 50 Hz systems
  • Product support and expertise that is unmatched in the industry

Advanced step voltage regulation to meet power quality requirements

Voltage regulators provide regulation in 32 steps (approximately 5/8% per steps) for a maximum of ± 10% in wye-connected banks.

Industry-leading technology

The speed of the patented Quik-Drive tap-changer along with the unique Voltage Limiter capabilities of the CL-7 control enable the fastest response available for extreme voltage swings.

Advanced CL-7 voltage regulator control

The CL-7 voltage regulator control meets the needs of system planners today and in the future with integrated SCADA componentry and continuously evolving features.
Learn more about the CL-7 voltage regulator control

Energy savings, power quality and asset management

Eaton’s Cooper Power series voltage regulators are part of a comprehensive power management portfolio, an integral element in your Smarter Grid operation, and backed by expert technical support.
Specifications

Single-phase step voltage regulator details

VOLTAGE REGULATION

  • 32 step of regulation in step of 5/8%  for a total of 10% voltage boost to 10% voltage buck 

VOLTAGE RATINGS

  • 2,400 volts (60 kV BIL) to 34,500 volts (200 kV BIL) for 60 Hz and 50 Hz systems

STANDARDS

  • IEEE standard C57.15-2009

STANDARD FEATURES

  • CL-7 control
  • Quik-Drive tap changer operating 32 steps in under 10 seconds
  • Position indicator made from corrosion resistant polymer
  • Laser-etched nameplates (2)
  • Lifting lugs
  • Oil drain valve and sampling device
  • Upper filter press connection
  • Oil sight gauge
  • Shunt arrester mounting provisions
  • Bushings, high creep with clamp connectors
  • Bolt-down provisions
  • Pole-type mounting brackets (smaller KVA sizes)
  • Mounting base (larger KVA sizes)
  • External series arrester
  • Automatic pressure relief valve
  • Inspection hand-hole
  • Control cable with quick-connect terminals
  • CT protection device
  • Ratio correction transformer
  • ADD-AMP limit switches

OPTIONAL ACCESSORIES

  • Shunt arresters
  • Control cables up to 120’ long
  • 4-hole NEMA spade bushing connectors
  • Nameplates in alternate languages and metric units
  • Internal potential transformer to measure source-bushing voltage
  • CL-7 multi-phase control
overhead-voltage-regulator.jpg
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Download Links
CL-7 multi-phase voltage regulator control
CL-7 voltage regulator control information

Not finding the literature you need?

Visit this page for information on earlier models.

Additional literature

Volage regulator and control training

Eaton offers various equipment maintenance, testing and troubleshooting courses. These courses, taught by experienced service technicians, are held at the voltage regulator factory's in-house training facility.

See training options

New to voltage regulators?

Learn about the fundamentals of voltage regulators

 

Find out more

Emergency and storm shipments

In the wake of a storm or disaster, Eaton understands that safety and speed of response is everything. You can rely on Eaton Care teams to plan, protect and connect.

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