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Technical Data |
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Inputs |
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Number: |
4 voltage and current (3 phases + neutral) |
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Maximum voltage: |
1000 Vrms (6 kV peak) |
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Maximum sampling speed: |
200 kS/s on each channel simultaneously |
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Volt/Amps/Hertz |
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Vrms (AC + DC) |
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Measurement range: |
1 ... 1000 V |
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Accuracy: |
0.1% of Vnom |
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Vpeak |
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Measurement range: |
1 ... 1400 V |
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Accuracy: |
5% of Vnom |
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Crest factor, voltage |
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Measurement range: |
1.0 ... > 2.8 |
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Accuracy: |
±5% |
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Arms (AC + DC) |
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Measurement range: |
0 ... 20 kA |
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Accuracy: |
±0.5% ± 5 counts |
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Apeak |
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Measurement range: |
0 ... 5.5 kA |
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Accuracy: |
5% |
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Crest factor, A |
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Measurement range: |
1 ... 10 |
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Accuracy: |
±5% |
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Hz 50 Hz nominal |
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Measurement range: |
40 ... 70 Hz |
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Accuracy: |
±0.01 Hz |
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Dips and swells |
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Vrms (AC+DC) ² |
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Measurement range: |
0.0% … 100% of Vnom |
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Accuracy: |
±0.2% of nominal voltage |
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Arms (AC+DC) ² |
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Measurement range: |
0 ... 20 kA |
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Accuracy: |
±1% ± 5 counts |
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Harmonics |
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Harmonic (interharmonic) (n) |
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Measurement range: |
DC, 1..50; (Off, 1..49) measured according to IEC 61000-4-7 |
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Vrms |
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Measurement range: |
0.0 … 1000 V |
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Accuracy: |
±0.05% of nominal voltage |
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Arms |
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Measurement range: |
0.0 … 4000 mV x clamp scaling |
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Accuracy: |
±5% ± 5 counts |
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Watts |
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Measurement range: |
Depends on clamp scaling and voltage |
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Accuracy: |
±5% ± n x 2% or reading, ± 10 counts |
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DC voltage |
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Measurement range: |
0.0 … 1000 V |
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Accuracy: |
±0.2% of nominal voltage |
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THD |
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Measurement range: |
0.0 … 100.0% |
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Accuracy: |
±2.5% V and A (± 5% Watt) |
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Hz |
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Measurement range: |
0 … 3500 Hz |
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Accuracy: |
± 1 Hz |
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Phase angle |
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Measurement range: |
-360º ... +360º |
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Accuracy: |
± n × 1.5º |
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Power and energy |
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Watt, VA, VAR |
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Measurement range: |
1.0 … 20.00 MVA¹ |
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Accuracy: |
±1% ± counts |
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kWh, kVAh, kVARh |
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Measurement range: |
00.00 …200.0 GVAh¹ |
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Accuracy: |
± 1.5% ± 10 counts |
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Power Factor/ Cos Ф / DPF |
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Measurement range: |
0…1 |
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Accuracy: |
± 0.03 |
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Flicker |
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Pst (1 min), Pst, Plt, PF5 |
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Measurement range: |
0.00 … 20.00 |
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Accuracy: |
±5% |
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Unbalance |
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Volts |
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Measurement range: |
0.0 … 5.0% |
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Accuracy: |
±0.5% |
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Current |
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Measurement range: |
0.0 … 20% |
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Accuracy: |
± 1% |
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Transient Capture |
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Volts |
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Measurement range: |
±6000 V |
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Accuracy: |
±2.5% of Vrms |
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Minimum detect duration |
5 µs (200kS/s sampling) |
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Inrush mode |
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Arms (AC+DC) |
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Measurement range: |
0.000 … 20.00 kA¹ |
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Accuracy: |
±1% of meas ± 5 counts |
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Inrush duration (selectable) |
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Measurement range: |
7.5 s ... 30 min |
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Accuracy: |
±20 ms (Fnom = 50 Hz) |
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Autotrend recording |
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Sampling: |
5 readings/sec continuous sampling per channel |
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Memory: |
1800 min, max and avg points for each reading |
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Recording time: |
Up to 450 days |
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Zoom: |
Up to 12x horizontal zoom |
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Memory |
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Screens & data: |
50, shared memory divided between logging, screens and data sets |
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Notes |
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¹ |
Depending on clamp scaling |
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² |
Value is measured over 1 cycle, commencing at a fundamental zero crossing, and refreshed each half-cycle |
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The advanced functions Interharmonics, Energy, Transients and Inrush are optional for the Fluke 434 and standard available on the Fluke 435.
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Environmental Specifications |
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Operating Temperature |
0 ºC to +50 ºC |
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Safety Specifications |
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Safety |
EN61010-1 (2nd edition) pollution degree 2; 1000 V CAT III / 600 V CAT IV ANSI/ISA S82.01 |
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Mechanical & General Specifications |
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Size |
256 x 169 x 64 mm |
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Weight |
1.1 kg |
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Battery Life |
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Rechargeable NiMH pack (installed): |
>7 hours |
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Battery charging time: |
4 hours typical |
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Shock & Vibration |
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Shock: |
30 g |
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Vibration: |
3 g according to MIL-PRF-28800F Class 2 |
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Case |
Rugged, shock proof with integrated protective holster, IP51 (drip and dust proof) |