1. Summary
TD3600 is applied for the verification of new three-phase energy meters. It mainly consists of three-phase precision standard power source, verification platform, measurement and control platform, PC(optional) and verification software. TD3600 Supports simultaneous verification of 3 ~ 16 three-phase energy meters with the same voltage/current range, different meter constant.
2. Verification Items
• Test of no-load
• Starting current test
• Intrinsic error
• Meter constant
• Daily reckoning error
3. Features
3.1 Basic Features
• Maximum output capacity: 576 V / 120 A
• Fundamental frequency: 45 Hz ~ 100 Hz.
• Accuracy: class 0.02 or 0.05.
• Minimum current output: As low as 0.2 mA.
• Auto range: Automatic range switching and load matching.
• Energy measurement: Positive / negative active and reactive energy.
• Daily reckoning error test: Built in standard clock tester.
• Automatic patrol inspection: Support automatic patrol inspection.
• Connection: Equipped with special pressure gauge holder.
• Communication: DUT through RS-485 port.
• Energy pulse: Electric and optical pulse sampling ports.
• Multi-position verification platform: Optional 3,6,12,16 positions.
• Mobile control unit: LCD touch screen for value output.
• Professional verification software: Support semi-automatic or fully automatic verification of the DUT, data management and certificate export. The software has the function of single point multiple tests, the test interval can be set, and the error curve can be drawn automatically.
3.2 Optional Features
• Offering compatibility with both single-phase and three-phase: The Potential Transformer Offer compatibility with both single-phase and three-phase. Up to 12 test positions.
• Current Transformer: The Current Transformer add the capability to test energy meter without keeping its voltage terminal separate from its current terminal. Up to 12 test positions.
• Harmonic output function: The 2nd ~ 21st @ 50 Hz / 60 Hz, harmonic content and phase are programmable.
• Standard meter: Class 0.05 or 0.02
4. Specifications
4.1 AC Voltage Output
Range | Resolution | Short-term Stability ( % / min ) | Accuracy ± (ppm of reading + ppm of range) [1] | Distortion Factor ( % ) | ||
Class 0.05 | Class 0.02 | Class 0.05 | Class 0.02 | |||
60 V | 0.1 mV | 0.01 | 0.005 | 200 + 50 | 60 + 40 | < 0.3 |
120 V | 1 mV | 0.01 | 0.005 | 200 + 50 | 60 + 40 | < 0.3 |
240 V | 1 mV | 0.01 | 0.005 | 200 + 50 | 60 + 40 | < 0.3 |
480 V | 1 mV | 0.01 | 0.005 | 200 + 50 | 60 + 40 | < 0.3 |
Note [1] : (ppm = parts per million) (e.g., 10ppm = 0.001%). | ||||||
• Output range: 6 V～576 V, 6-digits display, Load capacity: 15VA/ (phase · position)
• Symmetry: Voltage ≤ 0.2%, Phase ≤ 0.5°
• Protective function: Short-circuit protection, Overload protection
4.2 AC Current Output
Range | Resolution | Short-term Stability ( % / min ) | Accuracy ±(ppm of reading + ppm of range) | Distortion Factor ( % ) | ||
Class 0.05 | Class 0.02 | Class 0.05 | Class 0.02 | |||
5 mA | 10 nA | 0.03 | 0.02 | 400 + 300 | 240 + 160 | < 1 |
10 mA | 0.1 μA | 0.02 | 0.01 | 300 + 200 | 120 + 80 | < 0.5 |
20 mA | 0.1 μA | 0.02 | 0.01 | 300 + 200 | 120 + 80 | < 0.5 |
50 mA | 0.1 μA | 0.02 | 0.01 | 200 + 50 | 60 + 40 | < 0.5 |
100 mA | 1 μA | 0.01 | 0.005 | 200 + 50 | 60 + 40 | < 0.5 |
200 mA | 1 μA | 0.01 | 0.005 | 200 + 50 | 60 + 40 | < 0.5 |
500 mA | 1 μA | 0.01 | 0.005 | 200 + 50 | 60 + 40 | < 0.5 |
1 A | 10 μA | 0.01 | 0.005 | 200 + 50 | 60 + 40 | < 0.5 |
2 A | 10 μA | 0.01 | 0.005 | 200 + 50 | 60 + 40 | < 0.5 |
5 A | 10 μA | 0.01 | 0.005 | 200 + 50 | 60 + 40 | < 0.5 |
10 A | 100 μA | 0.01 | 0.005 | 200 + 50 | 60 + 40 | < 0.5 |
20 A | 100 μA | 0.01 | 0.005 | 200 + 50 | 60 + 40 | < 0.5 |
50 A | 100 μA | 0.01 | 0.005 | 200 + 50 | 60 + 40 | < 0.5 |
100 A | 1 mA | 0.01 | 0.005 | 200 + 50 | 60 + 40 | < 0.5 |
• Output range: 0.2 mA～120 A, 6-digits display, Load capacity: 30VA/ (phase · position)
• Symmetry: Current ≤ 0.5%, Phase ≤ 0.5°
• Protective function: Open-circuit protection, Overload protection
4.3 Frequency / Phase
Accuracy | Class 0.05 | Class 0.02 | |
Frequency | Measuring Range | 45 Hz～100 Hz | 45 Hz～100 Hz |
Minimum Resolution | 0.000 01 Hz | 0.000 01 Hz | |
Accuracy | ± 0.005%*RD | ± 0.005%*RD | |
Phase （I ≥ 50mA） | Measuring Range | 0～360° | 0～360° |
Minimum Resolution | 0.000 1° | 0.000 1° | |
Accuracy | ± 0.012° | ± 0.006° | |
4.4 Power / Electrical energy
Voltage range | Current range | Power factor | Accuracy ± (% of reading) | |
Class 0.05 | Class 0.02 | |||
30 V ≤ U ≤ 480 V | 50 mA ≤ I ≤120 A | 0.5L~1~0.5C | 0.05%×RD | 0.02%×RD |
10 mA ≤ I < 50 mA | 1 | 0.05%×RD | 0.02%×RD 0.04%×RD | |
0.5L~1~0.5C | 0.08%×RD | |||
3 mA ≤ I < 10 mA | 1 | 0.08%×RD | 0.04%×RD | |
0.5L~1~0.5C | 0.15%×RD | 0.08%×RD | ||
0.2 mA ≤ I < 3 mA | 1 | 0.08%×RD×3mA/I | 0.04%×RD×3mA/I | |
• Output power stability: 0.02% / 2min (Class 0.05), 0.01% / 2min (Class 0.02)
• Power/electric energy Measuring range: The combination of AC voltage and current range
• Power factor Measuring range: -1.000 00…0.000 00…1.000 00；
• Standard electric energy pulse output: High frequency pulse output port outputs 60KHz at full range, low frequency pulse output port outputs 6Hz at full range;
• Standard electric energy pulse input: Frequency ≤ 200 kHz, voltage: 0…3.3 V…24 V;
• Electric energy error display: Auto, resolution is 0.0001%.
4.5 Clock
• Daily reckoning error bounds: ± 0.05 s/d
5. General Specifications
Power Supply | AC ( 220 ± 22 ) V, ( 50 ± 2 ) Hz | ||||
Warm Up Time | 30 min | ||||
Temperature Performance | Storage temperature: 5°C~45°C Operating temperature: -10°C~55°C | ||||
Humidity Performance | Operating humidity: < 80% @ 30°C, < 70% @ 40°C, < 40% @ 50°C Storage humidity: (20%~80%) R·H, non-condensing | ||||
Communication Interface | RS232, RS485, LAN | ||||
Dimensions of Test Bench （L*W *table H / total H, mm） | Position Number | 3 Positions | 6 Positions | 12 Positions | 16 Positions |
Manual Wiring | 1350*800*750/1140 | 1950*800*750/1140 | —— | —— | |
Manual Connect | 1350*750*750/1395 | 1850*750*750/1395 | 1830*750*610/1765 | 2350*750*610/1765 | |
Dimensions of Computer Desk （L*W*H, mm） | No Standard Meter | 1000*800*750 | |||
Standard Meter | 1500*800*750 | ||||
6. Ordering Information
| ||
Special Customized Function Selection Table | ||
Tick | Optional Function | Description |
Manual Wiring | The default option is Crimping wiring (with meter rack) , Manual wiring is optional. | |
Harmonic Output | 2nd~21th harmonic | |
Offering Compatibility with Both Single-phase and Three-phase | Up to 12 test positions | |
Current Transformer | Up to 12 test positions | |
Standard Meter | Class 0.05 / 0.02 | |
Other Requirements | ||
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