Tan Delta& PD Test

Tan Delta, also called Loss Angle or Dielectric Dissipation Factor(DDF) or Power  Factor( PF) testing. is an electrical dielectric test on insulating materials at NDT state.

1.Tan Delta with power frequency 

The majority are power frequency Tan Delta testers. Power Frequency Tan Delta is divided into conventional Tan Delta and High-Voltage Tan Delta.

Our conventional power frequency Tan Delta includes:

12KV Tan Delta, Model DF 902A;CVT/CCVT Tan Delta, Model DF902F; Four channels Tan Delta, Model DF4902F; Tan Delta with IR test, Model IR902F. and 350Ma large capacity Tan Delta, Model DF902FL;

Our High Tan Delta is customized. Refer to  Tan Delta Diagnostics of High Voltage Equipment;

Besides solid insulating materials, Oil Tan Delta is available, Our Model DF9010.

2.VLF Tan Delta 

Refer to 40KV VLF Hipot Tester with Tan Delta Diagnostics, Model HVA40

3.Tan Delta on-line monitoring 

It is one relative tan delta, Model  TDM60.


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High Voltage Schering Bridge Type 9208

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Tan Delta bridge for HV Cable Testing Type TD9200

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High Precision Tan Delta Measuring Bridge Model 9106

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Oil Tan Delta & Resistivity Test System Model:DF9010

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12KV Capacitance & Dissipation Factor Test Set-DF902A

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Tan Delta Diagnostics of High Voltage Equipment