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Doble M4000 M4100 Power Factor Insulation Analyzer

Doble M4000 M4100 Power Factor Insulation Analyzer

Manufacturer: Doble

Model: M4000 M4100

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Product Details

The Doble M4000 M4100 Power Factor Insulation Analyzer and High Voltage Apparatus Tester is the industry standard for power apparatus and insulation testing.  Its unique combination of test capabilities and artificial intelligence analysis software makes it the power industry’s most trusted Power Factor/Tan-Delta instrument.


The Doble M4000 M4100 Power Factor Insulation Analyzer is a trusted instrument to evaluate the working of power devices- especially the ones that run on high load. It is a reliable and accurate device and provides precise results. The Doble M4000 M4100 Power Factor Insulation Analyzer is made to overcome all problems that commonly occur and disrupt the working of other testing devices. 


The Doble M4000 M4100 Power Factor Insulation Analyzer is able to perform the following tests: 

• Power factor analysis to make sure that insulation integrity and quality is maintained 

• Turns ratio testing for detection of winding damage or shorted turns 

• Capacitance test to measure any physical change that might harm the apparatus 

• Leakage reactance/short circuit impedance testing to evaluate winding deformation (with the optional Doble M4110)

• Excitation current tests to make sure that transformer’s magnetizing current is optimal 

• Short circuit impedance testing to find any possible problems in winding

• Capacitor bank testing to detect deteriorating or failed capacitors within a bank (with optional Doble M4140)

• Easy and accurate testing with Doble Test Assistant (DTA) software 

• Source output voltages from 25V to 12kV (10kV continuous)


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