multimess D9-PQ - PQ network quality analyzer

multimess D9-PQ - PQ network quality analyzer

Power quality network analyzer for low and medium voltage networks

The multimess D9-PQ helps you analyze malfunctions in electrical systems and machines. By permanently monitoring and controlling network quality, you can detect possible malfunctions early on.

The innovative multimess D9-PQ power quality analyzer and fault recorder for low and medium voltage networks is suitable for any measurement task required in electrical networks. You can use it as a power quality interface in accordance with the network quality standard EN 50160 and as a measuring device for all physically defi ned measured values in alternating current networks. Additionally, it provides all consumption values required for energy data management.

Highlight

  • Class A PQ analyzer
  • Records all data before, during and after the occurrence of errors and malfunctions.
  • Automatic oscilloscope and 10 ms recording, triggered by adjustable trigger thresholds
  • Records power quality events according to DIN EN 50160; IEC61000-2-2; -2-12;-2-4.
  • Evaluates data with the included free software
  • Reporting according to EN 50160

Technical data

Voltage inputs
Channels U1, U2, U3, UN/E/4
Electrical safety in compliance with DIN EN 61010 300V CAT IV
600V CAT III

Input reference
PE
Impedance -> PE 10 M? || 25pF
Rated input voltage Un 230VAC
Measuring range end value ..480VAC L-E
Waveforme AC / DC
Maximum crest factor at Un 3
Bandwidth ...20kHz
Rated network frequency fn 0Hz / 60Hz
Fundamental wave frequency range fn ± 15%
42,5..50..57,5Hz
51,0..60..69,0Hz
Accuracy
Effective fundamental wave (RMS) ±0,1% Un (0°C...45°C)
±0,2% Un (-25°C...55°C)
@ 10%...150%Un
Fundamental wave, phase ±0,01°
@ 10%...150%Un
Effective harmonic n = 2..50 (RMS) ±5% of the measured value
@ Uh ≥ 1% Un
±0,05% Un
@ Uh < 1% Un
Harmonic n = 2..50, phase ±n·0,01°
@ Uh ≥ 1% Un
Effective interharmonic n = 1..49 (RMS) ±5% of the measured value
@ Uih = ≥ 1% Un
±0,05% Un
@ Uih < 1% Un
Network frequency 10mHz
@ 10%...200%Un
Flicker meter DIN EN 61000-4-15:2011 Class F2
Residual voltage during voltage dip ±0,2% Un
@ 10%..100%Un
Duration of voltage dip ±20ms
@ 10%..100%Un
Residual voltage increase 0,2% Un
@ 100%..150%Un
Duration of voltage increase 20ms
@ 100%..150%Un
Duration of interruption ±20ms
@ 1%..100%Un
Voltage asymmetry 0,15%
@ 1%..5% of the measured value

Ripple-control voltage (< 3kHz)   
±5% of the measured value
@ Us = 3%..15% Un
±0,15% Un
@ Us = 1%..3% Un
Current inputs
Option C30 / C31
Channels I2, I3, IN/4
Electrical safety in compliance with DIN EN 61010 300V CAT III
Input type Differential, isolated
Impedance ≤ 4m?
Rated input voltage In 5 AAC
Measuring range end value 10 AAC / 100 AAC
Permanent overload capacity
≤ 1s
≤ 10ms
≤ 1ms
10 A
30 A
100 A
500 A
Waveform Each AC
Maximum crest factor at In 4
Bandwidth Hz...20kHz
Accuracy
Effective fundamental wave (RMS) < 0,1% MW 5%...100% / < 0,2% MW 5% ...10%
Fundamental wave, phase 0,1° 5%...100% / ±0,2° 5%...10%
Effective harmonic n = 2..50 (RMS) 5% 5%...100% / 10% 5%...10%
Harmonic n = 2..50, phase ±n·0,1° 5%...100% / ±n·0,2° 5%...10%
Effective interharmonic n = 1..49 (RMS) ±5% 5%...100% / ±10% 5%...10%
Storage of measured data
Internal memory 1024 MB
SD card 1 GByte bis 32 GByte
Binary inputs (BI))
Range 250 VAC(/DC)
H – Level
L – Level
> 35 V
< 20 V
Signal frequency C ... 70 Hz
Input resistance > 100k?
Electrical isolation Optocoupler, electrically isolated
Electrical safety in compliance with DIN EN 61010 300V CAT II

Power supply

Power supply
Features US8 US9
AC 90...264 V -
DC 100...300 V ...72 V
Power consumption ≤ 10 W
< 20 VA
≤ 10 Watt
Frequency 40...70Hz -
External fuse characteristics 6 A
B
6 A
B
Energy storage 2 seconds 2 seconds

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