The COVID-19 crisis has had an impact on the world few were prepared to handle. As essential services are ramping up to meet demand, keeping systems reliable is critical to success. For others, systems are going temporarily offline. Here are some hand-selected resources to help, whatever your situation.
The electrical power issues that most frequently affect industrial plants include voltage sags and swells, harmonics, transients, and voltage and current unbalance.
Most problems with single-phase motors involve the centrifugal switch, thermal switch, or capacitor(s). If the problem is in the centrifugal switch, thermal switch, or capacitor, the motor is usually serviced and repaired. However, if the motor is more than 10 years old and less than 1 HP, the motor is usually replaced. If the motor is less than 1/8 HP, it is almost always replaced.
Find out what the hidden dangers of making voltage and current measurements with a tester that does not have the fuse protection that was designed into the tester - dangers than can cause serious burns, and possibly even death.
Learn why reflective surfaces create infrared thermography emissivity & reflectivity issues & a simple way to increase accuracy with your thermal camera.