Portable Three Phase Reference Standard Meter MHRS03
Portable Three Phase Reference Standard Meter MHRS03
0086-371-60109597
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LCD display, small size and weight
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Used in lab or worksite
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Work as standard meter and calibrator in worksite or lab
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Power and Energy test, Demand test, CT burden & Ratio Test, PT load test, Dial test
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Optional for DC measurement for transducer test
Functions
1) Can be used as a standard meter in the lab; also can be used as portable reference meter in the worksite to test the energy meter.
2) Can test error of various single or three phase electromechnical or electronic meters, HT & LT meters.
3) Large LCD display and with touch screen to operate and set parameters
4) Can do CT ratio & burden test, dial test, demand test and PT load test
5) CT/PT ratio can be multiple with meter constant when doing dial test
6) Optional for DC measurement test of transducer..etc
7) Can measure stability of voltage, current, power, asymmetry of voltage and current amplitude in three phase circuits, unbalance of voltage and current in three phase circuits, asymmetry of phase.
8) With three ports for pulses to output and input
9) Can analyze the harmonics of voltage and current, 2-51 times
10) With storage function, can store more than 500pcs test records
11) With RS232 and USB port to communication with computer
12) Can display vector diagram, waveform, harmonic analysis, distortion calculation, frequency spectrum, amplitude & content&phase of harmonic
13) Can test and instantaneously display :
Active, reactive and apparent energy of each phase and total
Current, voltage, frequency, phase angle between voltage and current
Active power of each phase and total (basic wave+harmonic)
Reactive power of each phase and total
Apparent power of each phase and total
Power factor of each phase and total
Phase sequence
Date and time
14) With over voltage, over current protection
15) Weight : Approx 7.5kgs
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 |
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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 |
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Range |
1V….560V |
Display resolution |
6 valid digits |
Measurement error |
≤ ± 0.02% (30V…560V)
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Burden Measurement |
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Voltage range |
0V…5V |
Display range |
0.000mv…5.000v |
Measurement error |
≤ ± 1.0 % |
Power Measurement (active, reactive, apparent) |
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Error : ≤0.02% (40V~576V,10mA~120A,PF≥0.5, 2-21 Times Harmonic Wave) |
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DC Measurement |
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Range |
0 ..…± 20 mA |
0V …± 10V |
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error |
E < ± 1.0% |
E < ± 1.0% |
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Display range |
0.00 mA…20.00 mA |
0.000V….10.000V |
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Energy Measurement Error |
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Active & apparent: 0.02% (direct mode) & 0.2% (clamp mode)
Reactive: 0.04% (direct mode) & 0.4% (clamp mode) |
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Power factor measurement |
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Error |
E ≤ ± 0.0002 |
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Display range |
-1.00000….+ 1.00000 |
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Resolution |
0.010 |
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Frequency Measurement |
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Error |
±0.005%RD |
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Range |
40-70HZ |
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Display range |
40.0000HZ to 69.9990HZ |
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Harmonic content measurement |
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Times |
2 – 51times |
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Error |
±10%RD±0.1% |
Accessories
Voltage & Current cable
Communication cable
Power cord
Clamp one set (10A or 100A), 300A, 500A, 1000A or 3000A can be optional….
Optical sensor
Pulse cable
Other necessary accessories to complete the test
If you are interested in our products, or if we have anything to help you, you can call our customer service at any time :0371-6010 9597 You can also communicate with us online. Of course, you can also leave a message below, we will be happy to serve you!