Zhengzhou Great Electric Co.,Ltd.
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0.02 Class Three Phase Standard Meter MCSB01
Technical Index
| Parameters | Measuring range | Resolution | Accuracy |
| Voltage (P-N) | 3*(1V ~ 576V) (auto & manual mode) | 6 valid digits | 0.05% OR 0.02% (40-576V) |
| Current | 3 x (1mA ~ 120A), auto & manual mode | 6 valid digits | 0.05% or 0.02% (10mA-120A) |
| Active Power / Energy | 40V ~ 576V / 10mA ~ 120A / PF ≥ 0.5 | 6 valid digits | 0.05% or 0.02% |
| Reactive & apparent Power / Energy | 40V ~ 576V / 10mA ~ 120A / PF ≥ 0.5 | 6 valid digits | 0.05% or 0.02% |
| Power factor (PF) | -1.0 ~ +1.0 | 6 valid digits | ±0.0005 |
| Phase angle | 0 º ~ 360º | 6 valid digits | 0.02º (40-576V,10Ma-120A, sine wave) |
| Frequency | 45Hz ~ 65Hz | 6 valid digits | 0.005% |
Work Condition
| Item | Specification |
| Temperature | 10ºC～40ºC (calibration temperature 23±1ºC) |
| Humidity | 45～80％R.H |
| Power supply | 220V±10％, 50/60HZ |
| Power consumption | ≤50VA |
| Weight | approx 7.5kgs |
Features
1) Small weight & size, easy to use in lab and at work site.
2) LCD display
3) Can work as standard meter and as calibrator of meter test equipment & bench
4) Can do calibration & test of energy meter test bench & equipment, and can cover all the
necessary test items except withstand voltage test
5) Adopting DSP technology and temperature auto balance and other compensation technology,
it ensure a stable parameters and performance
6) Can do below various test:
- Four-quadrant test of AC voltage, current, power (active, reactive, apparent) and energies
under various wiring ways including 1P2W, 3P3W, 3P4W and etc.
- Reactive power and energy test under real reactive, cross-phase & neutral point reactive, etc
- Test of voltage, current, phase, frequency, active, reactive, power factor and error, and etc.
- Test of voltage, current and power stability (5 kinds of calculation method of power stability)
- Test of three phase amplitude asymmetry of voltage and current
- Test of three phase unbalance of voltage and current
- Test of phase asymmetry
- Space magnetic induction intensity test
- Dotted terminal voltage dip test
- Constant & frequency test of meter under test
- Basic wave power test
- Full power test (basic wave power and harmonic wave power of each time)
- Demand test
7) Can test error of three kinds of different type meters at the same time, including active test,
reactive test, apparent test, voltage and current test
8) Also can test comprehensive error of equipment comprising of three pieces single phase meter
9) Also can work as three pcs single phase standard meter
10) With three impulse outputs
11) Constant can be set separately (auto mode or manual mode) and type of constant can be
set separately, such as active, reactive, apparent, voltage and current.
12) Can calibrate the energy error calculation and standard deviation error calculation of meter
test equipment & bench and energy meter; and constant of meter under test & pulse quantity can
be set automatically.
13) Vector diagram display with various ways
14) Can display waveform, spectrum (with zoom function), amplitude & content & phase of harmonic wave
15) Can directly display working status and various test data (voltage, current, frequency,
power, phase angle, error,etc)
16) Can display waveform, phase vector diagram and harmonic wave diagram of test voltage & current
17) Harmonic analysis and distortion calculation
18) With store functions, can save at least 30 groups test records.
19) Communication port: RS232, USB. Baud rate can be set when adopting asynchronous communication.