Ken Michaels

CNC Machine Tool Grounding: Pleading Your Case

June 1, 1998
Alert the OEM of possible shock hazards, lightning damage, ground loop currents, and electrolysis in your facility. If you find its "required" ground rod causes such problems,...

Quick Checkpoints To Prevent Lightning-induced Damage

May 1, 1998
Be sure to make an annual visual inspection of your facility and check connections throughout the grounding system. And, don't forget to take bonding resistance measurements between...

Power Site Survey: A Case of "What Went Wrong"

April 1, 1998
Beware of consultants and companies that may have a financial stake in the resolution of your power quality problem. Also, make sure their personnel follow recommended investigative...