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5

NP40 - portable power quality analyzer

Measurement range

resolution

Acuuracy

HArMoNIC

Harmonnic number

1 ~ 50

Inter-harmonic

1 ~ 49

Harmonic voltage

0.0 ~ 100.0%

0.1%

±0.1% ± nx0.1%

Harmonic current

0.0 ~ 100.0%

0.1%

±0.1% ± nx0.1%

THD

0.0 ~ 100.0%

0.1%

±2.5%

DC Relative

0.0 ~ 100.0%

0.1%

±0.2%

Frequency

0 ~ 3500Hz

1Hz

1Hz

phase

-360° ~ 0°

1°

± nx1.5°

PowEr & ENErgy

Active power P (kW), apparent power S (kVA),

reactive power Q 9kvar)

1.0 ~ 20.00MW

0.1kW

± 1.5 ±10 characters

Kilowatt-hour

0.00kWh ~ 200GWh

10Wh

± 1.5 ±10 characters

Power factor (TPF)

0 ~ 1

0.01

± 0.03

Cosφ (DPF)

0 ~ 1

0.01

± 0.03

Tgφ (tanØ)

-10...10

0,01

± 3

FLICkEr

Pst (1min), Pst, Plt, PF5

0.00 ~ 20.00

0.01

±5%

UNbALANCE

Voltage

0.0 ~ 5.0%

0.1%

± 0.5%

Current

0.0 ~ 20.0%

0.1%

± 1%

Voltage phase

-360° ~ 0°

1°

± 2 digits

Current phase

-360° ~ 0°

1°

± 5 digits

MEASUREMENT

VoLTAgE TrANSIENT

Vpk

±6000 Vpk

1V

±15%

Vrms

10 ~ 1000Vrms

1V

±2.5%

Min. Test Time

50us

sampling rate

20kS/s

INrUSH CUrrENT

Arms (AC+DC)

0~3000 Arms

0,1

±1% ± 5 digits

inrush duration

6s ~ 32min selectable

10 ms

±20 ms

LoggEr

recording

user-definded parameters for 4 phases at the same time

Memory

data stored in TF card, 8GB

Duration time

2 hrs to 1 year

interval

1s to 1 hr