1. Summary
TD3110 is a high-precision single-phase standard instrument that can simultaneously measure multiple electrical parameters in the circuit such as: voltage, current, frequency, phase, harmonics, active power / energy, reactive power / energy, apparent power, power factors etc. This instrument has a wide range of applications. It can be used as a standard meter for single-phase energy meter calibration devices that meet the new national standards and R46. It is also suitable for calibrating single-phase power standard sources/meters.
2. Features
• Power / energy measurement uncertainty: class 0.01.
• Voltage measurement range: 6 V ~ 528 V (a wider range can be customized).
• Current measurement range: 1 mA～120 A.
• Fundamental frequency: 45 Hz ~ 65 Hz (400Hz optional).
• The typical phase measurement uncertainty reaches 0.003°;.
• Voltage and current support fully automatic range shifting.
• Both voltage and current support harmonic measurement from 2nd to 63rd order.
• It has the function of comprehensive statistical analysis of the measured power.
• Supports phasor diagram, spectrum diagram, trend diagram and other graphic displays.
• With standard power pulse input/output function.
• Communication interfaces: USB, RS232, LAN.
• Large-size LCD touch screen.
3. Application
☆ Assessment of AC Power Measurement Standards |
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• On-site assessment of single-phase electric energy meter calibration devices and single-phase standard electric energy meters that meet the R46 directive for level 0.02 and below |
☆ Calibrating Single-Phase Power Source/Meter |
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• Suitable for calibrating single/three-phase power sources, power meters/standard energy meters of level 0.02 and below (requires a stable power source). |
4. Instrument Appearance
☆ Front Panel | |
| |
S/N | Function |
| Handle |
| LCD touch screen. |
| Foldable feet. |
☆ Rear Panel | |
| |
S/N | Function |
| Current terminal: A wide range of current measurement from 1 mA to 120 A can be achieved with one connection. |
| Communication interfaces: including RS232, USB, and LAN, making it easy for users to set up a fully automatic test system. |
| Make sure that the device is reliably grounded before testing. |
| Power interface: AC 220V power input interface with switch and fuse. |
| Voltage terminal block: A wide range of voltage measurement from 6 V to 528 V can be achieved with one connection. |
| Pulse input terminal: From left to right are photoelectric pulse, electric energy pulse, and synchronization signal. |
| Pulse output terminal: From left to right are the electric energy pulse FL / FH and synchronization signal. |
5. Features
☆ Wide Current Measurement Range | |
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☆ High Reliability |
• There is complete electrical isolation between voltage and current measurement circuits; • Switching the machine on and off under extreme conditions (500 V, 100 A) will not damage the instrument, but also ensures accurate values. |
☆ Suitable for On-site Testing | |
Light weight (approx 9kg) with trolley type instrument case facilitates easy transportation and on-site testing. |
☆ Comprehensive Analysis of AC Power | |
| |
S/N | Function |
| Oscilloscope function: Display the waveform of the measured power in real time. |
| Accurately measure the phase between each phase voltage and current, and display it intuitively in the form of a phasor diagram. |
| Calculate two types of harmonic distortion: THD/T (harmonic relative to full wave) and THD/F (harmonic relative to fundamental). |
| The amplitude (RMS), content (%), and phase of the 2nd to 63rd harmonics of each phase voltage or current can be analyzed in real time. |
| The spectrum of each harmonic is visually displayed in the form of a histogram (the fundamental wave is 100%). |
☆ Data Statistical Analysis | |
| |
S/N | Function |
| Data statistical analysis: Calculate Max, Min, P-P, Avg, S.dev, etc. of the measured power. |
| Power stability test: The curve of power change with time is drawn in real time. |
| Normal distribution histogram: Displays the distribution of the statistical power during the test period. |
| Power stability test: The output power stability of the tested electrical energy device can be automatically calculated. |
☆ Communication Interfaces |
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• Communication interfaces: RS232, USB and LAN. |
6. Specification
6.1 Single-phase Voltage Measurement
Range | Resolution | Measurement Uncertainty ( k = 2 ) ( ppm*RD + ppm*RG ) [1] | Temperature Coefficient @ (15~30)℃ (ppm*RD+ppm*RG) /℃ |
60 V | 10 μV | 30 + 20 | 0.25 + 0.25 |
120 V | 0.1mV | 30 + 20 | 0.25 + 0.25 |
240 V | 0.1mV | 30 + 20 | 0.25 + 0.25 |
480 V | 0.1mV | 30 + 20 | 0.25 + 0.25 |
Note [1]: RD is the reading value, RG is the range value, the same below. | |||
• Measuring range: 6 V~528 V (wider range can be customized), 7-digit display, manual/automatic range shifting
6.2 Single-phase Current Measurement
Range | Resolution | Measurement Uncertainty at Different Frequencies ( Hz ) ( k = 2 ) ( ppm*RD + ppm*RG ) | Temperature Coefficient @ (15~30)°C (ppm*RD+ppm*RG) /°C | ||
45 ≤ F ≤ 65 | 65 < F ≤ 200 | 200 < F ≤ 400 | Class 0.01 | ||
10 mA | 10 nA | 60 + 40 | 120 + 80 | 240 + 160 | 3 + 3 |
20 mA | 10 nA | 60 + 40 | 120 + 80 | 240 + 160 | 0.75 + 0.75 |
50 mA | 10 nA | 30 + 20 | 60 + 40 | 120 + 80 | 0.25 + 0.25 |
100 mA | 0.1 μA | 30 + 20 | 60 + 40 | 120 + 80 | 0.25 + 0.25 |
200 mA | 0.1 μA | 30 + 20 | 60 + 40 | 120 + 80 | 0.25 + 0.25 |
500 mA | 0.1 μA | 30 + 20 | 60 + 40 | 120 + 80 | 0.25 + 0.25 |
1 A | 1 μA | 30 + 20 | 60 + 40 | 120 + 80 | 0.25 + 0.25 |
2 A | 1 μA | 30 + 20 | 60 + 40 | 120 + 80 | 0.25 + 0.25 |
5 A | 1 μA | 30 + 20 | 60 + 40 | 120 + 80 | 0.25 + 0.25 |
10 A | 10 μA | 30 + 20 | 60 + 40 | 120 + 80 | 0.25 + 0.25 |
20 A | 10 μA | 30 + 20 | 60 + 40 | 120 + 80 | 0.25 + 0.25 |
50 A | 10 μA | 30 + 20 | 60 + 40 | 120 + 80 | 0.25 + 0.25 |
100 A | 100 μA | 30 + 20 | 60 + 40 | 120 + 80 | 0.25 + 0.25 |
• Measuring range: 1 mA~120 A, 7-digit display, manual/automatic range shifting
6.3 Frequency / Phase Measurement
Measurement Type | TD3110 | TD3110-R | ||
Frequency | Measuring Range | 45 Hz～65 Hz | 45 Hz～400 Hz | |
Minimum Resolution | 0.000 01 Hz | 0.000 01 Hz | ||
Measurement Uncertainty (k=2) | 0.005%*RD | 0.005%*RD | ||
Phase | Measuring Range | 0～360°（I ≥ 50mA） | 0～360°（I ≥ 50mA） | |
Minimum Resolution | 0.0001° | 0.000 1° | ||
Measurement Uncertainty (k=2) | 45 Hz ≤ F ≤ 65 Hz | 0.003° | 0.003° | |
65 Hz < F ≤ 200 Hz | —— | 0.01° | ||
200 Hz < F ≤ 400 Hz | —— | 0.02° | ||
6.4 AC Power / Energy Measurement
Voltage Range | Current Range | Power Factor | Measurement Uncertainty at Different Frequencies ( Hz ) ( k = 2 ) | ||
45 ≤ F ≤ 65 | 65 < F ≤ 200 | 200 < F ≤ 400 | |||
30 V ≤ U ≤ 480 V | 50 mA ≤ I ≤120 A | 0.5L~1~0.5C | 0.01%*RD | 0.02%*RD | 0.04%*RD |
10 mA ≤ I < 50 mA | 1 | 0.01%*RD | 0.03%*RD | 0.08%*RD | |
0.5L~1~0.5C | 0.02%*RD | ||||
5 mA ≤ I < 10 mA | 1 | 0.02%*RD | —— | —— | |
0.5L~1~0.5C | 0.04%*RD | —— | —— | ||
1 mA ≤ I < 5 mA | 1 | 0.02%*RD x 5mA/I | —— | —— | |
• Power / energy measurement range: combination of AC voltage range and AC current range
• Power factor measurement range: -1.000 000…0.000 000…1.000 000
• Standard electric energy pulse output: high frequency full scale value corresponds to 60 kHz, low frequency full scale value corresponds to 6 Hz
• Standard power pulse input: frequency ≤ 200 kHz, voltage: 0…3.3 V…24 V
7. General Specification
Power Supply | AC ( 220 ± 22 ) V，( 50 ± 2 ) Hz |
Maximum Power Consumption | 60 VA |
Warm-up Time | 30mins |
Temperature Performance | Working temperature：5°C~45°C； Storage temperature：-10°C~55°C |
Humidity Performance | Working humidity: < 80% @ 30°C, < 70% @ 40°C, < 40% @ 50°C Storage humidity: (20%~80%) R H, non-condensing |
Altitude | < 3000 m |
Weight | Approx 9 kg |
Communication Interface | RS232, USB, LAN |
Size | 400 mm(W) x 345 mm(D) x 205 mm(H) |
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8. Ordering Information
Advanced Multifunction Calibrator Advanced Electrical Reference Standards Electric Vehicle （EV）Charging Facility Tester AC/DC Standard Source /Meter Single-phase/Three-phase Standard Meter Magnetic Parameters Measurement and Calibration Magnetic Material Testing Equipment Electrical Steel Testing Equipment