Description
Hioki benchtop power meters and power analyzers are best in class power measuring instruments for measuring single to three-phase lines with a high degree of precision and accuracy. The 3390 is a high-precision, broad-range power analyzer for measuring electrical power from DC to inverter frequencies, providing four input channels to support single- and three-phase inverter motor system measurements. POWER
| 3390 | main unit, clamp sensor is sold separately |
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Key Features
• Advanced motor analysis functions (measures the electric angle and supports vector control)
• High-speed harmonic analysis function (50 ms data refresh rate)
• Noise analysis function for inverters (using FFT analysis technology)
• Inverter power measurement with the convenience of clamp on sensors
• Achieve the same superior accuracy as direct wiring method meters at maximum ±0.16% (when combined with the 9709)
• LAN, USB, and CF card – a rich array of interfaces
■ Basic specifications (Accuracy guaranteed for 6 months, Post-adjustment accuracy guaranteed for 6 months)
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Measurement line type |
Single-phase 2-wire, single-phase 3-wire, three-phase 3-wire, three-phase 4-wire, Voltage 4 channels, Current 4 channels, Isolated between each channel |
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Measurement items |
Single-phase 2-wire, single-phase 3-wire, three-phase 3-wire, three-phase 4-wire, Voltage 4 channels, Current 4 channels, Isolated between each channel |
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Noise measurement (FFT processing): RMS spectrum of voltage/current |
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Additional functions (With optional 9791 or 9793 installed in the main unit) : Torque, Rotation, Frequency, Slip, or Motor output |
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Harmonic measurement |
Input: 4 ch, Synchronization frequency range: 0.5 Hz to 5 kHz, |
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Noise measurement |
Number of channels: 1 ch (select one channel from CH1 to CH4), |
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Measurement range |
Voltage range: 15 to 1500 V, 7 ranges |
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Basic accuracy |
Voltage: ±0.05 % rdg. ±0.05 % f.s. |
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Synchronization frequency range |
0.5 Hz to 5 kHz |
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Frequency band |
DC, 0.5 Hz to 150 kHz |
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Data update rate |
50 ms (For harmonic measurement, depends on the synchronization frequency when less than 45 Hz) |
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Display refresh rate |
200 ms (Independent of internal data update rate; waveform and FFT depend on the screen) |
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Data save interval |
OFF, 50 msec to 500 msec, 1 sec to 30 sec, 1 minute to 60 minutes, 15 settings |
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External interfaces |
vLAN, USB (communication/ memory), RS-232C, CF card, Synchronization control |
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Power supply |
LAN, USB (communication/ memory), RS-232C, CF card, Synchronization control |
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Dimensions and mass |
340 mm (13.39 in) W × 170 mm (6.69 in) H × 157 mm (6.18 in) D, 4.8 kg (169.3 oz) |
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Accessories |
Instruction Manual ×1, Power cord ×1, Measurement Guide ×1, USB cable ×1, Input cord label ×2, D-sub connector × 1 (when 9792 or 9793 is installed) |
■ Specifications for the motor testing option (Accuracy guaranteed for 6 months, Post-adjustment accuracy guaranteed for 6 months)
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Number of input channels |
3 channels, CH A: Torque signal input (DC V / Frequency input), CH B: Rotation signal input (DC V / Pulse input), CH Z: Z-phase signal input (Pulse input) |
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Measurement item |
Voltage, Torque, Rotation, Frequency, Slip, Motor power |
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DC V (CH A B) |
Measurement range: ±1 V/ ±5 V/ ±10 V, Accuracy: ±0.1 % rdg. ±0.1 % f.s. |
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Frequency (CH A) |
Effective amplitude range: ±5 V peak, Measurement band: 1 kHz to 100 kHz |
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Pulse (CH B) |
Detection level: (Low) 0.5 V or less, (High) 2.0 V or more, Measurement band: 1 Hz to 200 kHz |
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Pulse (CH Z) |
Detection level: (Low) 0.5 V or less, (High) 2.0 V or more, Measurement band: 0.1 Hz to 1 kHz |
High-speed 20MS/s Multi-channel Memory Recorder Provides Simultaneous Data Acquisition During Field Testing with Rugged Portability and Built-in Printer
