Features

Comprehensive real-time monitoring, recording and analysis of single and 3-phase systems

Voltage, Current, Power Factor and Frequency measurements

Power analysis (Active, Apparent and Reactive power)

Energy analysis (Active, Apparent and Reactive power)

Active power accuracy: ±0.3%rdg±0.2%f.s.

Automatic wiring check function to prevent incorrect connections

Large memory capability (2GB) using built-in SD card interface

Real time & remote measurements using Android application

synchronous measurements between two units of KEW 6305

Wide selection of clamp sensors allow measurements from 0.1A to 3000A

The instrument automatically recognizes what kind of clamp sensor is connected to it

Windows software for data analysis and setting via USB port or Bluetooth

Product Description

Wiring connections

1P2W, 1P3W, 3P3W, 3P3W3A, 3P4W

Measurements

Voltage, Current, Frequency, Active power

Parameters

Apparent power, Reactive power, Active energy, Apparent energy, Reactive energy, Power factor (cos θ), Neutral current

Voltage range[RMS]

150.0 / 300.0 / 600.0V

Voltage accuracy

±0.2%rdg±0.2%f.s. (sine wave, 45 – 65Hz)

Current range[RMS]

8128 ( 50A type ) : 1.000 / 5.000 / 10.00 / 25.00 / 50.00A / auto 8127 ( 100A type ) : 2.000 / 10.00 / 20.00 / 50.00 / 100.0A / auto 8126 ( 200A type ) : 4.000 / 20.00 / 40.00 / 100.0 / 200.0A / auto 8125 ( 500A type ) : 10.00 / 50.00 / 100.0 / 250.0 / 500.0A / auto 8124 ( 1000A type ) : 20.00 / 100.0 / 200.0 / 500.0 / 1000A / auto 8130 ( 1000A type ) : 20.00 / 100.0 / 200.0 / 500.0 / 1000A / auto 8129 ( 3000A type ) : 300.0 / 1000 / 3000A

Current accuracy

±0.2%rdg±0.2%f.s. + Accuracy of Clamp sensor (sine wave, 45 – 65Hz) (*) +1%f.s. at the lowest range

Display range

5 – 130% of each range(Voltage) 1 – 130% of each range(Current)

Crest factor

Voltage: up to 2.5, Current: up to 3.0 (with 90% fs or less)

Active power accuracy

±0.3%rdg±0.2%f.s. + Accuracy of Clamp sensor (*) +1%f.s. when the lowest current ranges is selected.

Effect of power factor

Active power: ±1.0%rdg cos θ=±0.5 (PF=1)

Frequency meter range

40.0 – 70.0Hz

Frequency meter accuracy

±3dgt

Accuracy precondition

PF=1, Sine wave, 45 – 65Hz, 23ºC±5ºC

Display update period

1 second

Applicable standards

IEC 61010-1 CAT III 600V

Operating temperature & humidity range

0 – +50ºC, less than 85%RH (without condensation)

Storage temperature & humidity range

-20 – +60ºC, less than 85%RH (without condensation)

Power supply (AC Line)

AC100 – 240V±10% (50/60Hz)

Power supply (DC battery)

LR6 or Ni-MH (HR-15-51) ×6 (Battery charger not included), Battery life approx. 15h (LR6)

Power consumption

10VA (max.)

communication interface

USB, Bluetooth

PC card interface

SD card (2GB)

Dimensions

175(L)×120(W)×65(D) mm

Weight

Approx. 800g (including batteries)

Included Accessories

7141B (Voltage test lead set: 4pcs) 7148 (USB cable) 7170 (Power cord) 9125 (Carrying case) 8326-02 (SD card 2GB) KEW WINDOWS (PC Software) Battery (LR6)×6 Quick manual

Optional Accessories

8124, 8125, 8126, 8127, 8128 (Clamp sensor) 8129/8130 (Flexible clamp sensor) 8312 (Power supply adaptor) 9132 (Magnetic carrying case)