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Fresh, frequent news and information about test and measurement from Fluke experts and field professionals. You’ll find tips, how-to, updates, and experiences via text, audio, video, slideshows, and e-magazines in flip book format.

Fluke Resources for Industries in Crisis

Fluke Resources for Industries in Crisis

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.
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Top stories

  • Row of motors for HVAC system

    What is unbalanced voltage and current unbalance?

    The electrical power issues that most frequently affect industrial plants include voltage sags and swells, harmonics, transients, and voltage and current unbalance.
  • Top causes of single-phase motor malfunctions

    Top causes of single-phase motor malfunctions

    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.

  • Troubleshooting photovoltaic systems: Three typical problems

    Troubleshooting photovoltaic systems: Three typical problems

    With the push to energy independence and renewable energy sources, HVAC technicians need to know how to troubleshoot photovoltaic systems
  • Tips for choosing a clamp meter

    Tips for choosing a clamp meter

    Fluke’s assortment of clamp meters has been engineered to address a wide variety of needs, from routine tasks to specialty projects.
  • An enlarged interior view of a Rogowski coil—a Fluke iFlex® probe

    Inside flexible coil clamp meters

    Clamp meters with flexible coil probes can fit into tight spaces

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Recent stories

An interior view of a Fluke 325 clamp meter

Inside current transformer (ac) clamp meters

An interior view of a Fluke 325 clamp meter
How to measure signals using test probes

How to measure signals using test probes

Fluke’s assortment of clamp meters has been engineered to address a wide variety of needs, from routine tasks to specialty projects.
Measuring ac current with a clamp meter’s jaws

How to measure current with a clamp meter

Measuring ac current with a clamp meter’s jaws. Note: Current flowing in opposite directions cancels each other. If current is moving in opposite directions, place just one conductor within the clamp during measurement.
How and why to measure inrush current

How and why to measure inrush current

Knowing the value of inrush current helps technicians locate startup problems