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There are two main types of electric motors. There are direct current or DC and alternating current or AC motors. The reference of DC or AC refers to how the electrical current is transposed through and from the motor. Both types of motors have dissimilar functions and uses. Dc motors come in two frequent types. They may have brushes or be brushless. AC motors, as well, come in two dissimilar types. They may be two phase or three phase. The deviations in DC and AC motors are now and then subtle, but these deviations are what make one types better for a sure use.

Direct current or DC electric motors work for situations where speed needs to be controlled. DC motors have a stable and uninterrupted current. DC motors were the firstborn and earliest motors used. They were found, however, to not be as good at devising power over long lengths. Electric companies found using DC motors to generate electric did not work because the power was lost as the electric was transmitted. Brush DC motors use rings that conduct the current and form the magnetic drive that powers the rotor. Brushless DC motors use a switch to formulate the magnetic drive that powers the rotor. Direct current motors are often found in appliances around the home.

Alternating current or AC electric motors are applied differently based on what type of AC motor it is. Single phase AC motors are known as standard aim motors. They work well in a good deal of dissimilar situations. These AC motors work great for systems that are hard to start out because they need a lot of power up front. Three phase, likewise called polyphase, AC motors are normally found in industrial settings. These motors likewise have high starting power build transmit lower levels of overall power. AC power gets it is name from the fact that it alternates in power. The amount of power given off by an AC motor is determined by the amount of power necessitated to operate the system.

DC and AC electric motors are found everyplace from the home to the car to industrial plants. Motors are important to each day life. Dc motors were introduced and caused a outstanding revolution in the way a heap of things are done. When AC motors came on the market the way motors were looked at changed because of their aweinspiring starting power potential. DC motors and AC motors are dissimilar in a heap of ways, but they still both are usede to power the world.

Simply touch the tip to a terminal strip, outlet or cord. When the tip glows red, and the unit beeps, you know there’s voltage in the line. Electricians, maintenance, service, safety personnel may quickly test for energized circuits and wrong grounds on the factory floor, in the shop. Continually tests it is battery and it is circuit integrity with a periodic double flash visual indication using Fluke Voltbeat technology. It comes with a two-year warranty. It detects line voltage from 90VAC – 600VAC (1AC-AI-II).

The next generation-voltAlertAC non-contact-voltage testers from Fluke are easy to use – just touch the tip to a terminal strip, outlet, or supply cord. When the tip glows red and the unit beeps, you know-voltage is present. Electricians, maintenance, service, safety personnel, and householders may quickly test for energized circuits in the workplace or at home.

Product Details

  • Amazon Sales Rank: #248 in Home Improvement
  • Size: Small
  • Color: Yellow/Gray
  • Brand: Fluke
  • Model: Fluke 1AC-A1-II
  • Number of items: 1
  • Dimensions: .0″ h x .0″ w x .0″ l, .0 pounds


  • Voltbeat engineering and continuous self-test – so you always recognise it is working
  • Upon detection, tip glows and beeper sounds
  • CAT IV 1000 V for added protection
  • Expanded range: 90-volt to 1000-volt AC or 200-volt to 1000-volt AC depending on model
  • 20-volt to 90-volt AC control circuit model also available
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69 of 72 people found the following review helpful.
5Tough, Handy, Quick and Useful.
By Elixirgy
I work in a remodeling business, and this is an indispensable tool. I repeat, indispensable. The tip simply lights up when you touch it to the “hot” side of a Romex wire, instantly telling you if a wire is live or not. “Is this switch/receptacle that I’m about to take apart and work on/touch hot??” Well, now you know. It is important to use it for what it’s designed for. It will not tell you if there is an open neutral or anything of the sort, so it’s only good for minor troubleshooting (you’d need a Knopp, or something more specialized for that). If anything, it will err on the “hot” side. I.E: It will occasionally tell me a line is hot when it isn’t (if there is allot going on in a box, or near dimmers etc.), but I’ve never had it tell me a wire was NOT hot, and get zapped by it (unless you touch the neutral side of a romex, but that would be your fault for not checking both sides of it! : )

So, for everyday work in the remodeling world, tracing wires, eliminating, and adding switches and receptacles, it can’t be beat. It’s tough, handy, quick and useful. A++

49 of 51 people found the following review helpful.
5Excellent Tool
By E. Cole
Fine quality tool typical of Fluke.

The switch on this tester is much better than that found on the Greenlee tester. I am often working in cramped, dark areas and require a solidly built tester that doesn’t suffer from inadvertent switch movement-a problem with the Greenlee and similar devices.

This tester, like every other non-contact (NC) tester I have used, will occasionally provide a “false positive” indication. This is often caused by an errant voltage present on a cable which is laying near an energized cable. This is due to inductance is is probably unavoidable with a NC device.

This is one of the best tool investments you can make-absolutely essential for electrical, plumbing, remodeling, or demolition. Work safely; always test it on an energized conductor and verify proper operation before use on unknown cables.

Highly recommended!

37 of 38 people found the following review helpful.
5Very Stable Tool
By A. Leasing
I use this tool fairly often and it has proved to be reliable and consistent. I like it that it has a visual and an audible signal. I have owned maybe 5 or 6 of this style of non contact tester. This one works the best, is the most solidly built, is the prettiest, and it has been in my tool boxes in the hot sun for over a year and it has not melted, like ALL the others. Even if it was $50 it would be well worth it.

See all 101 customer reviews…

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