1. Summary
TD5610 is a modular high-voltage wideband power standard meter.
It consists of a V/V converter, an I/V converter and a three-phase wideband standard meter. Under various wiring methods such as three-phase Y/V, it can simultaneously measure multiple electrical parameters in the AC circuit, including: voltage, current, frequency, phase, harmonics, active power, reactive power, apparent power, power factor, active energy, reactive energy, etc. The measurement uncertainty has two specifications of class 0.05 and class 0.02.
The instrument is widely used, small in size, light in weight, and easy to carry and use on site.
2. Features
• Three-phase voltage measurement: 1 kV ~ 10 kV;
• Three-phase current measurement: 10 A ~ 1000 A;
• F: 45 Hz ~ 1 kHz, harmonic: 45 Hz ~ 5 kHz
• Measurement of 2nd ~ 64th harmonics, and display of the content of each harmonic, harmonic histogram and total harmonic distortion
• Measurement of multiple electrical parameters in the AC circuit simultaneously under various wiring modes such as three-phase Y/V
• Power/electrical energy accuracy: class 0.02 and class 0.05
• Oscilloscope, phase diagram display, electrical parameters stability test, trend change curve, data statistical analysis, etc.
3. Application
☆ Calibration of High-Voltage Measuring Devices Under Real Load (Standard Meter Method) |
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• Three-phase voltage measurement, range is 1 kV～10 kV • Three-phase current direct measurement 10 A～1000 A; • Application scenario: suitable for calibrating single-phase/three-phase high-voltage source, high-current source, power source, high-voltage meter, high-current meter, power meter, etc. of class 0.2 and below in the laboratory or on-site. |
4. Equipment
Equipment | Specification | Qty |
I/V Converter (A/B/C Phase) | • Through-hole measurement current: three-phase, 10 A ~ 1000 A; • Frequency: 45 Hz ~ 1000 Hz; • Phase: 0.000°~ 359.999° • Harmonic function: 2nd ~ 63rd, total harmonic distortion | 1 for each A/B/C phase |
V/V Converter (A/B/C Phase) | • Measuring voltage: three-phase, 1 kV~10 kV; • Frequency: 45 Hz~1000 Hz; • Phase: 0.000°~359.999° • Harmonic function: 2nd~63rd, total harmonic distortion | 1 |
Wideband Standard Meter | • Synchronously display voltages, frequencies, phases, power/electric energy, power factor, AC harmonics, etc. of multiple channels. • Real-time display of electrical parameter curves U(t), I(t), P(t), E(t), etc. • Communication interface: RS232. It can be used with a computer to establish a comprehensive test system. | 1 |
5. Specifications
5.1 Three-Phase High Voltage V/V Converter
Nominal Input Voltage (kV) | DC (± ppm) | Maximum AC/DC Difference (± ppm) | Maximum Phase Shift At Different Frequencies ( ± μrad ) | ||
50 Hz | 1 kHz | 50 Hz | 1 kHz | ||
6 | 100 | 100 | 600 | 150 | 750 |
• Built-in precision amplifier, voltage is differential output, output impedance: ≤10Ω@1kHz.
5.2 Three-Phase High Voltage I/V Converter
Nominal Input Current (kA) | DC (± ppm) | Maximum AC/DC Difference (± ppm) | Maximum Phase Shift At Different Frequencies ( ± μrad ) | ||
50 Hz | 1 kHz | 50 Hz | 1 kHz | ||
1 | 100 | 100 | 600 | 150 | 750 |
• Data is transmitted entirely via optical fiber, which has good insulation and strong resistance to external interference.
5.3 Three-Phase Voltage Measurement
Range | Frequency Range （Hz） | Measurement Uncertainty ( k=2) ( ppm*RD+ ppm*RG)[1] | Temperature Coefficient ± ppm*RD /℃ 15℃～30℃ | ||||||
24 Hours 23℃ ± 1℃ | 90 Days 23℃ ± 5℃ | 1 Year 23℃ ± 5℃ | |||||||
Class 0.02 | Class 0.05 | Class 0.02 | Class 0.05 | Class 0.02 | Class 0.05 | Class 0.02 | Class 0.05 | ||
6 kV (phase voltage) | DC | 40+25 | 80+50 | 50+32 | 100+60 | 60+40 | 120+80 | <15 | <30 |
45～100 | 40+25 | 80+50 | 50+32 | 100+60 | 60+40 | 120+80 | <15 | <30 | |
100～1k | 200+120 | 300+200 | 300+150 | 400+250 | 400+200 | 600+400 | <15 | <30 | |
10 kV (line voltage) | DC | 40+25 | 80+50 | 50+32 | 100+60 | 60+40 | 120+80 | <15 | <30 |
45～100 | 40+25 | 80+50 | 50+32 | 100+60 | 60+40 | 120+80 | <15 | <30 | |
100～1k | 200+120 | 300+200 | 300+150 | 400+250 | 400+200 | 600+400 | <15 | <30 | |
Note [1]: RD is the reading value, RG is the range value, the same below. | |||||||||
• The above indicators include the high voltage divider error indicator, manual/automatic shift range, minimum resolution: 1 mV
• Measurement range: 1k V ~ 10 kV, measurement method: AC/DC measurement
• Measurement bandwidth: fundamental wave: 45 Hz ~ 1 kHz; harmonics: 45 Hz ~ 5 kHz
5.4 Three-Phase Current
Range | Frequency Range （Hz） | Measurement Uncertainty ( k=2) ( ppm*RD+ ppm*RG)[1] | Temperature Coefficient ±ppm*RD /℃ 15℃～30℃ | ||||||
24 Hours 23℃ ± 1℃ | 90 Days 23℃ ± 5℃ | 1 Year 23℃ ± 5℃ | |||||||
Class 0.02 | Class 0.05 | Class 0.02 | Class 0.05 | Class 0.02 | Class 0.05 | Class 0.02 | Class 0.05 | ||
100 A | DC | 70+50 | 120+80 | 100+60 | 150+100 | 120+80 | 180+120 | <15 | <30 |
45～100 | 70+50 | 120+80 | 100+60 | 150+100 | 120+80 | 180+120 | <15 | <30 | |
100～1k | 300+180 | 500+300 | 400+250 | 600+400 | 500+300 | 750+500 | <15 | <30 | |
200A | DC | 70+50 | 120+80 | 100+60 | 150+100 | 120+80 | 180+120 | <15 | <30 |
45～100 | 70+50 | 120+80 | 100+60 | 150+100 | 120+80 | 180+120 | <15 | <30 | |
100～1k | 300+180 | 500+300 | 400+250 | 600+400 | 500+300 | 750+500 | <15 | <30 | |
500A | DC | 60+30 | 120+80 | 80+40 | 150+100 | 100+50 | 180+120 | <15 | <30 |
45～100 | 60+30 | 120+80 | 80+40 | 150+100 | 100+50 | 180+120 | <15 | <30 | |
100～1k | 240+120 | 500+300 | 320+160 | 600+400 | 400+200 | 750+500 | <15 | <30 | |
1000A | DC | 60+30 | 120+80 | 80+40 | 150+100 | 100+50 | 180+120 | <15 | <30 |
45～100 | 60+30 | 120+80 | 80+40 | 150+100 | 100+50 | 180+120 | <15 | <30 | |
100～1k | 240+120 | 500+300 | 320+160 | 600+400 | 400+200 | 750+500 | <15 | <30 | |
• Minimum resolution: 1 mA, the above indicators include I/V converter error indicators, manual/automatic switching range,
• Measurement range: 10 A ~ 1000 A, measurement method: DC measurement, AC measurement
• Measurement bandwidth: fundamental wave: 45 Hz ~ 1 kHz; harmonics: 45 Hz ~ 5 kHz
5.5 Frequency / Phase / Harmonics
Frequency Adjustment | Adjustment range: 45.000 Hz ~ 1000.000 Hz; Adjustment fineness: 0.001 Hz; Measurement uncertainty (k = 2): 0.01 Hz |
Phase Adjustment | Adjustment range: 0.000° ～ 359.999°; Adjustment fineness: 0.005°; Measurement uncertainty (k = 2): 0.05° |
5.6 Three-Phase Power/Energy Measurement
Range | Measurement Uncertainty ( ( k = 2 ) ( %*FS)[2] | |
Class 0.02 | Class 0.05 | |
Active power/ energy |cosφ| ≥ 0.5 | 0.02 | 0.05 |
Reactive power/ energy |sinφ| ≥ 0.5 | 0.05 | 0.1 |
Apparent power/ energy | 0.05 | 0.1 |
Power factor | 0.05 | 0.1 |
Note [2]: FS = voltage range value x current range value | ||
• Power factor setting range: -1.000 000…0.000 000…1.000 000
• When high-frequency pulse output is used, the full range value corresponds to 60 kHz; when low-frequency pulse output is used, the full range value corresponds to 6 Hz
• Electric energy pulse input: frequency ≤10 kHz, voltage: 0～3.3 V…24 V
6. General Specification
Power Supply | AC (220 ± 22) V, (50 ± 2) Hz |
Warm-up Time | 30 minutes |
Temperature Performance | Operating temperature: 0°C~45°C; Storage temperature: -20°C~70°C |
Humidity Performance | Operating humidity: < 80% @ 30°C, < 70% @ 40°C, < 40% @ 50°C |
Altitude | Storage humidity: (20%~80%) R H, no condensation |
Communication Interface | < 3000 m |
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