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Medium-Voltage Vacuum Replacement Circuit Breakers



Direct vacuum replacement breakers provide a cost effective way to upgrade your system capabilities while saving you from costly maintenance and lost productivity.

Whether your original air-magnetic switchgear was made by Allis-Chalmers, Westinghouse, GE, Federal Pacific, ITE, McGraw Edison, or another manufacturer, we will assist you to evaluate the Siemens vacuum replacement, retrofit, or retrofill option that best meets your needs.

Why Replacement Breakers?

  • Increased reliability and performance

  • Reduced operating and maintenance expenditures

  • Reduced downtime, minimal changeover time during power switchgear modification or conversion

  • Preserved investment in existing cubicles

  • Improved employee and environmental safety.

Why Siemens?

  • Superior performance, longer service life

  • Standard 3AH operator on all siemens replacement, medium-voltage distribution and outdoor vacuum circuit breakers

  • MOC-Saver™ provides reliable operation of existing MOC system (applicable models)

  • Extensive replacement breaker and retrofit experience - 800+ projects since 1983.

  • Nuclear 1E rated

  • Testing per ANSI, IEEE C37.59 - 2007

  • Full range of service capabilities by skilled factory-trained engineers and technicians.

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