Portable Three Phase Meter Test System MCSB-UTI
Comprising Part
1) Standard Meter
2) Phantom Load Power Source
3) Test cables
4) Optical sensor
5) Communication cable
6) PC software
7) Power cord
Standard Meter
1) Small size and weight
2) Used in lab or worksite
3) Work as standard meter and calibrator in worksite or lab
4) LCD display
5) Accuracy class: 0.05 or 0.02 (optional)
6) Measuring range: 3*(1V-576V)/3*(1mA-120A)
7) Power and Energy test, Demand test, CT burden & Ratio Test, PT
load test, Dial test
8) Optional for DC measurement for transducer test
Technical Index
| Mains Supply Range | 45-450V, 45-65Hz |
| Power consumption | Max 20VA |
| Influence from external power supply on test result | ≤0.005% when change 10% |
| Working Temperature | -10 °C….+50°C |
| Temp. Co efficiency | ≤0.0025%/ °C +10°C to +40°C ≤0.0050%/°C -10°C to +50°C |
| Frequency range | 45…70Hz |
| Influence from external magnetize field | ≤0.07 % /0.5mT |
| Time base | 1-99s |
| Current Test |
Direct mode
Range:1mA-120A Display resolution: 6 valid digits Measurement Error: ≤ ± 0.02% 10mA…120A ≤ 0.02% to 0.05% 1mA to 10mA | Clamp mode
Range:10A, 50A,100A,300A,500A,1000A, 3000A (optional) Display resolution: 6 valid digits Measurement error: ≤0.2% |
| Voltage Test |
| Range | 1V….560V |
| Display resolution | 6 valid digits |
| Measurement error | ≤ ± 0.02% (30V…560V)
|
Burden Measurement |
| Voltage range | 0V…5V |
| Display range | 0.000mv…5.000v |
| Measurement error | ≤ ± 1.0 % |
| Power Measurement (active, reactive, apparent) |
| Error: ≤0.02% (40V~576V,10mA~120A,PF≥0.5, 2-21 Times Harmonic Wave) |
|
| DC Measurement |
| Range | 0 ..…± 20 mA | 0V …± 10V |
| error | E < ± 1.0% | E < ± 1.0% |
| Display range | 0.00 mA…20.00 mA | 0.000V….10.000V |
| Energy Measurement Error |
Active & apparent: 0.02% (direct mode) & 0.2% (clamp mode) Reactive: 0.04% (direct mode) & 0.4% (clamp mode) |
| Power factor measurement |
| Error | E ≤ ± 0.0002 |
| Display range | -1.00000….+ 1.00000 |
| Resolution | 0.010 |
| Frequency Measurement |
| Error | ±0.005%RD |
| Range | 40-70HZ |
| Display range | 40.0000HZ to 69.9990HZ |
| Harmonic content measurement |
| Times | 2 – 51times |
| Error | ±10%RD±0.1% |
Standard Power Source
Technical Index
| Model No. | UTI-10 | UTI-100 |
| Description | 1mA-12A, accuracy class 0.05 or 0.1 | 1mA-120A, accuracy class 0.05 or 0.1 |
| Supply Voltage | AC 85-282V, 47-63HZ | AC 85-282V, 47-63HZ |
| Power Consumption | 290VA | 450VA |
| Influence of auxiliary voltage | ≤0.005% at 10% variation | ≤0.005% at 10% variation |
| Dimension | 510*600*170mm | 510*600*170mm |
| Weight | 20KG | 27KG |
| Frequency Range | 45-69HZ | 45-69HZ |
| Frequency Resolution | 0.001HZ | 0.001HZ |
| Frequency Error | Less than 0.01HZ | Less than 0.01HZ |
| Phase Angle Range | 0-359.99° | 0-359.99° |
| Phase Angle Resolution | 0.001° | 0.001° |
| Phase Angle Error | 0.1° | 0.05° |
| Communication Port | RS232 | RS232 |
| Range (P-N) | 30-300V | 30-300V |
| Power | 3*25VA | 3*30VA |
| Display Resolution | Six significant digits | Six significant digits |
| Output accuracy | 0.1% | 0.05% |
| Output stability | Better than 0.05%/2min | Better than 0.05%/2min |
| Distortion | Better than 0.5% | Better than 0.5% |
| Range | 1mA-12A | 1mA-120A |
| Power | 3*25VA | 3*30VA |
| Display Resolution | Six significant digits | Six significant digits |
| Output accuracy | 0.1% | 0.05% |
| Output stability | Better than 0.05%/2min | Better than 0.05%/2min |
| Distortion | Better than 0.5% | Better than 0.5% |
| Fundamental Frequency range | 45-69HZ | 45-69HZ |
| Range | 2-31st times | 2-31st times |
| Maximum content in both voltage and current circuit | 40% | 40% |
| Active power | 0.1% | 0.05% |
| Reactive power | 0.2% | 0.1% |
| Apparent power | 0.1% | 0.05% |
| Power factor | 0.1% | 0.05% |
| Voltage | 0.1% | 0.05% |
| Current | 0.1% | 0.05% |
| Phase | 0.1° | 0.05° |
Features
1) Can be used independently or together with standard meter
2) With measurement mode selection namely 3P3W, 3P4W and 1P2W
3) Power Source (PS): output 0-360V/phase & 1mA-12A or 120A/phase,
or depend on client requirement
4) Linear amplifier
5) Can be independent set & output of each phase voltage & current
6) Can set phase angle independently
7) Automatic control by PC software
8) Manual control by touch screen/keypad
System Features
1) Can be used in lab or worksite
2) Big LCD display, touch screen operation
3) Can test various types of single and three phase
eletromechanical and electronic meter
4) Can test meter basic error, dial test, demand test, creep test,
start test, CT ratio, CT burden, PT burden,
DC measurement (optional)...etc
5) Harmonic test 2-31 times (system)
6) Can test and display
a. True RMS value of voltage for each phase
b. True RMS value of phase to phase voltage
c. Harmonics distortion in each phase and total harmonic distortion
d. Phase current
e. Phase angle between voltages
f. Phase angle between voltage and current
g. Active, reactive and apparent power of each phase
h. Total power factor
i. Total active, reactive and apparent power
j. Instantaneous power factor for each phase
k. Frequency
l. Vector diagram
m. Hamornic analysis and spectrum
7) With enough protection in circuit design
8) User-friendly PC software
