PDTech DeltaMaxx

Offline Digital Loss Factor/Capacitance Analyzer and Partial Discharge Detector
 

The DELTAMAXX determines the dielectric power factor, capacitance, and partial discharge of generator windings for test voltages up to 50 kV

Motor
Hydro Generator
Turbine Generator
Works with These Assets

Features

SPECIFICATIONS FOR TANd/C MEASUREMENT

  • Test Frequency: 10 to 100Hz
  • Maximum Current: depends on external components (shunts), standard is 10A, 50 mA and 2A also available.
  • Reference/Coupling Capacitor – 1nF nominal for 15 & 20 kV, 0.7nF nominal for 30 kV, 0.5nF nominal for 50 kV
  • Tan: 10-5δ (resolution)
  • Error: Tand: DF 1-2.10-4 (uncertainty), Capacitance 0.5% at 5V input at 20°C
  • Display Units:  selected via user interface
  • Power Supply:  Via USB (for PD Module external power required)
  • Harmonics:  Numerically rejected by software algorithm
  • Interface USB PC requirement: Desktop or Notebook, Windows XP, 512 MB (min)
  • Test Voltage Range: 15kV (DELTAMAXX 15), 20kV (DELTAMAXX 20), 30kV (DELTAMAXX30), 50kV (DELTAMAXX50)
  • Standads: IEC 60034-27-3, IEEE 286

ADDITIONAL SPECIFICATIONS FOR PARTIAL DISCHARGE

  • Coupler Impedance:  Integrated high-voltage isolation transformer
  • PD Band Pass:  Designed according to IEC60270, 40-800kHz
  • PD Ranges:  Depends on version and test object and noise, 10pC to 200nC typical
  • Max. Pulse Rep. Rate: 40´000 PD events per second
  • Display: Phase Resolved Partial Discharge Pattern and various statistical values
  • Power:  USB and external 5V DC power supply
  • Standards: IEC 60034-27-1, IEC 60270, IEEE 1434

Options

  • PD Module with PDCAL 20 calibrator
  • Laptop
  • Optical USB link