Case Of The Unseen Swimmer >By Paul E. Pritzker, P.E., C.S.P.
Apr 1, 1998,
Veiling reflections and burned-out lamps at a swimming pool prevent clear observation of a drowning victim. Good illumination is critical for pool safety."Let...
Power Site Survey: A Case of "What Went Wrong"
Apr 1, 1998, Ken Michaels
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...
What Is A CMMS, And Why Should You Care?
Mar 1, 1998, Daniel Teachey
You work in a facility that doesn't computerize maintenance operations. Several people keep telling you a CMMS will allow you to retire your fire ax and...
The Middle Of The Wire Isn't Its End
Mar 1, 1998, Frederic P. Hartwell
The temperature restrictions in the Code for terminations have nothing to do with how you figure ampacities over the length of the circuit. Here's a contractor-focused...
Power Site Surveys: Six Keys To Safety
Mar 1, 1998, Ken Michaels
Common sense, clear thinking, attention to detail, and personnel safety equipment can save life and limb when conducting a power quality analysis.Can...
Watch Out For Burnouts On Hard-To-Start Loads
Mar 1, 1998, Robert J. Lawrie
A deceptive cause of motor failure is the hard-to-start load. You must take special care when choosing premium-efficiency motors to drive such loads.Motor...
Reducing Costs With An Effective Bar-Coding System
Feb 1, 1998, Maggie Connors
All bar-coded tool systems are not the same. You need sound criteria by which to evaluate the many options available. A good bar-coding system will reduce...
Four Key Steps In Performing A Power Site Survey
Feb 1, 1998, By John DeDad, Editorial Director
Use these steps as a starting point when troubleshooting power quality problems. By organizing your approach, you'll ensure an effective investigation,...
Water Seepage Spells Disaster For Electrical System >By Paul E. Pritzker, P.E., C.S.P.
Feb 1, 1998,
A major electrical short caused by an accidental spilt pail of water in an older 20-story building not only caused loss of power but also resulted in...
Efficient Motor Operation: Why Safety Comes First
Jan 1, 1998, Robert J. Lawrie
When working with motors, a thorough knowledge of safety procedures may save you from serious injury and prevent damage to equipment.No one ever said...
Dead Ducks Prove There Was No Fowl Play
Jan 1, 1998, Paul E. Pritzker
Humane efforts by homeowner coupled with amateur heat source spelled trouble.At first glimpse, the destroyed home looked like an igloo covered with gobs...
How Do You Ship Fluorescent And HID Lamps To Recyclers?
Dec 1, 1997, Sandy Factor
At one time, we simply sent old fluorescent or high intensity discharge (HID) lamps to landfills. In fact, we often sent them there with little regard...
The Case Of The Unheard Smoke Detector
Dec 1, 1997, Paul E. Pritzker, P.E., C.S.P.
A recently married upscale professional couple seemed to enjoy their comfortable life. They owned a modern two-story home valued in excess of $300,000....
The Case Of The Charmed Electrician
Nov 1, 1997, Paul E. Pritzker, P.E., C.S.P.
Drilling in the basement It seemed like just another ordinary day on the job. An electrical contractor was working in a high-rise medical facility in...
Assuring dependability: field testing MCCBs
Dec 1, 1996, Shanks, John
Effective maintenance of molded-case circuit breakers demands careful attention to minor details combined with a thorough testing program.Basic maintenance...
