TM-330E High-precision Three-phase Power Meter
| TM-330E series Three-phase high-precision power meter, 0.1% accuracy, can measure both AC and DC electrical values. DC measurement bandwidth: 0.5Hz~100kHz, with a maximum voltage range of 1000V (1500V peak), a maximum current of 50A, and supports external sensors (optional). It can measure sudden load changes and maintain high accuracy stability, while being small and lightweight. Suitable for Analysis of standby power consumption and power of single-phase/three-phase household appliances and commercial appliances, Electrical performance measurement of electric vehicles and charging piles, Power electronics, transformers and generator. |
Features
Display size 800*480 high brightness, high resolution touch screen.
Using high-speed DSP processor, 16 -bit high-speed and high-precision AD converter, the basic accuracy can reach 0.1% , the fastest 100ms display data update cycle.
Single channel can measure current 50A (optional 20A , 10A , 5A , 2A , 1A and other specifications, and support mixed matching), minimum power resolution 0.1mW , meet the standby power consumption measurement needs and rated power measurement needs.
Can be used for both AC and DC signals, power measurement bandwidth DC , 0.5Hz~100kHz , can meet various standard and non-standard sinusoidal waveform load power measurement.
Three-phase harmonic analysis can be performed simultaneously, up to 50 harmonics measurement, distortion analysis, can intuitively display the harmonic content and total content.
Three-phase frequency can be measured simultaneously.
Using 500Hz, 5.5kHz low-pass filter, can measure the fundamental value of PWM waveform, filter out high-frequency interference of switching power supply current.
Transformation ratio function, supports conventional II and VV type voltage / current transformers; supports IV type current sensor with BNC interface , maximum input voltage 10V, optional large current sensor.
Can simultaneously measure the input and output energy consumption of the equipment and calculate its efficiency.
Can accumulate positive electric energy, reverse electric energy and comprehensive electric energy separately, and measure the buying and selling electric energy.
Each channel can independently set the threshold and measurement threshold value of voltage, current, power, power factor, etc., automatically determine the upper and lower limits, and alarm.
Channel Configulation
Three-phase measurment Single-phase measurment
Peak Detection Energry measurment Efficiency measurment
Information interface function
The three-phase power analyzer can support a variety of wiring methods, including 1P2W, 1P3W, 3P3W, 3V3A, 3P4W, etc. Users can configure the multi-channel mode according to the requirements to meet the measurement of voltage, current, power, efficiency and other parameters of specific loads
| Wiring Method | Channel 1 | Channel 2 | Channel 3 |
| 1P2W single-phase two-wire | 1P2W | 1P2W | 1P2W |
| 1P3W single-phase three-wire | 1P3W | ||
| 3P3W three-phase three-wire | 3P3W | ||
| 3V3A three-phase three-wire | 3V3A | ||
| 3P4W three-phase four-phase | 3P4W |
