Portable Three Phase Reference Standard Meter MHT03C
Portable Three Phase Reference Standard Meter MHT03C
0086-371-60109597
01
LCD display, small size and weight
02
Used in lab or worksite
03
Measuring range : 3*(1V-576V)/3*(1mA-120A)
04
Power and Energy test, Demand test, CT burden & Ratio Test, PT load test, Dial test
05
Support RS232/USB communication with PC to upload the test data
Functions
1) Used in lab or worksite
2) 7"LCD display & high resolution; Touch Screen operation
3) Two kinds of operation mode (auto & manual)
4) Alpha numeric keyboard
5) Test all kinds of electronics/electromechanical single and three phase meters
6) Can test two pcs meter at the same time
7) Test and display basic error, voltage, current, power, power factor, energy, harmonics,frequency, etc
8) Also display phase voltage, line voltage, line current, each phase/total power (active, reactive, apparent), each phase/total energy (active, reactive, apparent), phase sequence, vector diagram, waveform, harmonics, distortion, spectrogram, time & date and etc
9) Energy logged/recorded during test
10) CT/PT ratio can be multiple with meter constant while doing dial test
11) Dial test/Demand Test/CT ratio test/polarity test/CT secondary load test/PT secondary load test
12) Real-burden test of MUT
13) Test of basic wave meter
14) Test of working conditions i.e. temperature & humidity
15) Store total energy including harmonics
16) Identification of incorrect wiring & connections
17) Capable of indicating the display under below conditions
- Over current/Over voltage/Low voltage/Missing current
- Missing Voltage/Reverse current/Phase sequence
- Wiring & correct association of voltage & current
- Detection of circuit connection faults
18) Optical sensor with clamp or attaching disc to hold & count LED/LCD signal pulses
19) Snap switch to be used as an alternative of scanner/sensor head
20) Save 1000pcs test records
21) Real-time internal clock
22) PC software for uploading test data then analyze then generate report
23) Support RS232/USB port
24) Compliance with relevant IEC standard
Technical Index
1. Current Test Range
Direct mode : 1mA-100A , 120% adjustable
Clamp-on CT mode : 5A, 10A, 100A,200A…...3000A (optional)
2. Voltage test range : 30-576V
3. Harmonics test : Up to 51 times
4. Burden test/voltage range : 0-5V
5. Frequency Range : 45-65HZ
6. Phase angle range : 0-360 deg.
7. Power factor range : 0 to 1
8. Accuracy class & Display Resolution
|
Item |
Accuracy class (option 1) |
Accuracy class (option 2) |
Resolution |
||
|
Direct mode |
Clamp mode |
Direct mode |
Clamp mode |
||
|
Voltage |
0.05% |
0.05% |
0.02% |
0.02% |
0.001 |
|
Current
|
0.05%
|
0.2%
|
0.02% |
0.2% |
0.0001(1A)
0.001(5A)
0.01(100A)
0.1(1000A) |
|
Active, Apparent Power/Energy |
0.05% |
0.2% |
0.02% |
0.2% |
00.0000(can be better) |
|
Reactive Power/Energy |
0.1% |
0.4% |
0.05% |
0.4% |
|
|
Frequency |
±0.01HZ |
0.001HZ |
|||
|
Phase Angle |
±0.05°（current input>10%Ib） |
0.001° |
|||
|
Burden |
＜±1% |
0.000 |
|||
|
Error |
0.001 |
||||
|
Inst.Load(kW/kVAr/Kva…) |
0.000 |
||||
9. Input energy pulse : TTL, highest frequency ≤2MHz
10. Output energy pulse : Rated 60KHZ (auto mode); and can set constant between 1-250000 (manual mode)
11. Temperature coefficient : 50ppm
12. Low Voltage input resistance : ＞750KΩ
13. Current input resistance : ＜0.05Ω
14. Power supply : 45-450V and battery (optional) for continuous working 8 hours
15. Power Consumption : ＜13VA
16. Weight : 2-3kgs
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nodata
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