CAPABILITIES |  AFFILIATED COMPANIES

FAULT & COORDINATION STUDIES

Could your facility be left in the dark?

Unplanned outages at your facility can be costly and unsafe. Electrical systems contain protective devices such as circuit breakers and fuses to enhance safety and protect system components.

In a properly-coordinated system, the activation of a single protective device should not remove power from any more of your facility than is necessary to isolate the fault.

Only a Fault & Coordination study can determine, in advance of an outage, that your facility is properly protected. Industrial Electrical Engineers has a solid reputation for detailed and accurate electrical system studies at commercial, industrial, and health-care facilities.


Why every facility needs an up-to-date Fault & Coordination Study

  • Owners of new facilities invest large sums of money in the equipment required for protection of facility electrical systems. Without the proper settings, much of this equipment could be rendered worthless.
  • A fault current study can help determine whether your equipment is properly rated, and whether protective devices can be expected to operate safely.
  • Improper system coordination can lead to unsafe, unnecessary, and unpredictable outages.
  • System modifications made over the years can undo the proper coordination that was once built in to your facility electrical system.
  • Perhaps a complete study has never been accomplished at your facility!


Computer analysis used in our studies is performed in accordance with the specifications of the American National Standards Institute (ANSI) C37.010, C37.5, and C37.13, as well as the Institute of Electrical and Electronics Engineers (IEEE) Std 141, IEEE Std 242, and other applicable standards.

Let Industrial Electrical Engineers perform a Fault and Coordination Study on your facility electrical system. IEE will:

  • Use the latest computer modeling techniques, applying the latest industry standards, to study and report on the state of your system protection and coordination.
  • Examine short-circuit scenarios and coordination between protective devices, to determine if your system is adequately protected.
  • Recommend changes to protective device settings, or other changes that might be needed to keep you from being left in the dark!


Example: Mis-coordination between Feeder 1 and the Main CB could mean
that the whole facility goes dark, instead of just Feeder 1.

 

In addition to Fault and Coordination studies, IEE also offers:

  • One-Line diagram: A one-line diagram is a complete “road map” of your facility electrical system. An accurate one-line diagram is an essential tool anytime you are responding to an electrical emergency, considering electrical system modifications, or studying system behavior. IEE can verify an existing diagram, update your present diagram, or provide you with a new one-line diagram of your plant electrical system. We can provide your facility a one-line diagram in electronic and paper formats.

  • Transient Motor Starting Analysis: Are you having motor starting problems with your existing system? Are you planning to add new motor-driven equipment to your facility? Our simulation software can solve motor-starting problems and predict whether the starting currents of a new motor might introduce problems.

  • Arc Flash Studies: We can help you properly label your electrical equipment so that your electrical safety program complies with the latest IEEE, NPFA, and OSHA guidance and regulations. Proper arc flash labels will serve to keep employees and contractors safe, and are now an essential part of any modern plant electrical safety program.


 
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©2006 Industrial Electrical Engineers, Inc.