| 5050 |
| Wiring Configuration | 1P2W, 1P3W, 3P3W, 3P4W |
| Measurements and
parameters | Ior : Leakage current (Trms) with resistive components only |
| Io : Leakage current (Trms) with basic wave of 40 - 70Hz |
| Iom : Leakage current (Trms) including harmonic components |
| V : Reference voltage (Trms) with basic wave of 40 - 70Hz |
| Vm : Reference voltage (Trms) including harmonic components |
| R : Insulation resistance, Frequency(Hz), Phase angle(θ) |
| Other functions | Digital output, Print screen, Back light, Data hold |
| Recording Interval | 200/400ms/1/5/15/30s/1/5/15/30m/1/2hours |
| Ior |
| Range | 10.000/100.00/1000.0mA/10.000A/AUTO |
| Accuracy | For reference voltages of sine wave 40 - 70Hz and 90V Trms or higher,
±0.2%rdg±0.2%f.s. + clamp sensor amplitude accuracy + error
of phase accuracy*
(phase error)
* add ±2.0%rdg to measured Io value when using Ior leakage
clamp sensor.
(θ: within the accuracy of reference voltage/ current phase
difference ±1.0°) |
| Allowable input | 1% - 110% (Trms) of each range, and 200% (peak) of the range |
| Display range | 0.15% - 130% (display “0” for less than 0.15%, “OL” if the range |
| is exceeded) |
| Io *Range, Allowable input and Display Range are the same as Ior . |
| Accuracy | ±0.2%rdg±0.2%f.s.+ clamp sensor amplitude accuracy |
| Iom *Range, Allowable input and Display Range are the same as Ior . |
| Accuracy | ±0.2%rdg±0.2%f.s.+ clamp sensor amplitude accuracy |
| Measurements Method | Sampling speed 40.96ksps (every 24.4μs), gapless, calculate Trms values every 200ms |
| Voltage |
| Range | 1000.0V |
| Accuracy | ±0.2%rdg±0.2%f.s. * for waveforms of sine wave 40 - 70Hz |
| Allowable input | 10 - 1000V Trms, and 2000V peak |
| Display range | 0.9V - 1100.0V Trms (display “0” for less than 0.9V, “OL” if the range is exceeded) |
| Phase angle(θ) |
| Display range | 0.0° - ±180.0° (regarding the phase of reference voltage as 0.0°) |
| Accuracy | Within ±0.5° for the inputs of 10% or higher of leakage current
range, sine wave 40 - 70Hz, reference voltage of 90V Trms or
higher. |
| Frequency meter range | range 40 - 70Hz |
| External supply | AC100 - 240V(50/60Hz) 7VA max |
| Power source | LR6(AA)(1.5V) × 6 (Battery life approx. 11h) |
| Display / update period | 160 × 160dots, FSTN monochrome display / 500ms |
| PC card interface | SD card (2GB) *standard accessory |
| PC communication-
interface | USB Ver2.0 |
| Temperature and hu-
midity range | 23±5°C, less than 85%RH(without condensation) |
| Operating temperature
and humidity range | min 10 until 50°C less than 85%RH(without condensation) |
| Storage temperature
and humidity range | min 20 until 60°C less than 85%RH(without condensation) |
| Applicable Standards | IEC61010-1 CATIV, 300V CATIII 600V Pollution degree 2
IEC61010-2-030, IEC61010-031, IEC61326 |
| Dimension/Weight | 165(L) × 115(W) × 57(D)mm/approx. 680g (including batteries) |
| Included accessories | 7273(Voltage test lead)
8262(AC adapter)
7278(Earth cable)
7219(USB cable)
8326-02(SD card 2GB)
9125(Carrying case)
Instruction manual, Cable marker, Software installation manual
LR6(AA) × 6
KEW Windows for KEW 5050(software) |
| Optional accessories | 8177(Ior Leakage clamp sensor 10A type Ø40mm)
8178(Ior Leakage clamp sensor 10A type Ø68mm)
8329(Power supply adapter) |
| Optional sensors
(It cannot be used for
Ior measurement) | 8146, 8147, 8148 (Leakage & Load clamp sensor) |
| 8129, 8130, 8133 (Flexible sensor) |
| 8121, 8122, 8123 (Load clamp sensor) |
| 8124, 8125, 8126, 8127, 8128 (Load clamp sensor) |
