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What’s New?

"Solving drive installation problems - an engineer's view" Mark Empson, Electrical Engineer and director of Advanced Motor Control Ltd, (New Zealand), describes the underlying problems universal to drive users and offers suggestions for getting a VFD installation right. (Click to read the reprint from Electrolink Magazine.)

ZERO GROUND HFES® For Mining Applications Completes Final MSHA Requirements

ZERO GROUND® High Frequency Extraction System (HFES®) Provides Unequaled Safety Benefits in US Mining Applications (P-07-KA070024-MSHA)

Waukegan, IL - The U.S. Department of Labor, Mine and Safety Health Administration (MSHA) confirms ZERO GROUND has now completed all requirements to supply the ZERO GROUND High Frequency Extraction System (HFES) to the US Mining Industry. The HFES installation method has been accepted by MSHA as an integral part of the HFES system to address existing safety concerns and unplanned downtime.

View the full press release.

Check out our NEW Mining Applications page.

Just what IS the HFES system? Learn more by viewing: Introduction to HFES Powerpoint, and to understand how these graphs summarize the HFES story.

("ELECTRICAL NOISE" measured before ZERO GROUND HFES®; note: before graph vertical divisions are 500 mA)

("ELECTRICAL NOISE" measured after ZERO GROUND HFES®; note: "after" graph vertical divisions are MAGNIFIED 10x to 50 mA)

Our Customers

• MSHA - U.S. Mining Safety & Health Administration*

• ABB - Asea Brown Boveri, Ltd*

• TIC - Toshiba International Corp.*

• Flint Energy

• Albian Sands - Div. of Shell Oil

• Boeing

• Northrup Grumman

• General Dynamics

• US Coast Guard

• General Electric

• G-P - Georgia Pacific Corporation

• IEEE - Institute of Electrical & Electronics Engineers Standards Association

• TAPPI - Technical Association for Pulp & Paper Industry

• US Navy

• Wisconsin Department of Agriculture

* Indicates 3RD Party Tested and/or Endorsed

October 2005 – IEEE publishes the ZERO GROUND HFES System Solution “White Paper” at the EIC Conference on Electrical Insulation, Indianapolis, Indiana. To view, click on website link: ZERO GROUND Reviews.