TD3250 Portable Three-phase Energy Meter Tester
• Accuracy:
Class 0.02 or 0.05.
• 3PH
voltage measurement: 0~480 V.
• 3PH
current measurement (direct) : 50 mA~ 12 A.
• 3PH
current measurement (clamp) : 100 mA~ 120 A.
• Support
electric energy pulse optical/electrical pulse input.
• LCD
touch screen.
• Support
AC 100 V~264 V wide range supply.
• Support
large capacity lithium battery.
• Internal
memory, and quickly record test data.
• USB
and RS232 interfaces.
TD3250 is a portable standard meter
specially used for three-phase energy meter on-site calibration, AC sampling
etc. It integrates the functions of electrical parameter measurement, electric
energy meter calibration, connection mode identification, harmonic analysis,
waveform display, phasor diagram display, data management.
1 Three
phase voltage/current measurement
|
Type |
Measurement Mode |
Range |
Resolution |
Accuracy ± (ppm of reading + ppm of range) [1] |
|
|
Class 0.05 |
Class 0.02 |
||||
|
ACV |
Direct Measurement |
110 V |
1 mV |
300 + 200 |
120 + 80 |
|
220 V |
1 mV |
300 + 200 |
120 + 80 |
||
|
440 V |
1 mV |
300 + 200 |
120 + 80 |
||
|
ACI |
Direct Measurement |
1 A |
10 μA |
300 + 200 |
120 + 80 |
|
10 A |
100 μA |
300 + 200 |
120 + 80 |
||
|
Clamp Measurement |
1 A[2] |
10 μA |
0.2%*RG |
0.1%*RG |
|
|
5 A |
10 μA |
0.2%*RG |
0.1%*RG |
||
|
10 A[2] |
100 μA |
0.2%*RG |
0.1%*RG |
||
|
20 A[2] |
100 μA |
0.2%*RG |
0.1%*RG |
||
|
100 A[2] |
1 mA |
< 50 A: 0.2%*RG； ≥ 50 A: 0.5%*RG |
< 50 A: 0.1%*RG； ≥ 50 A: 0.2%*RG |
||
|
Note [1]: (ppm = parts per million)
(e.g., 10ppm = 0.001%). Note [2]: The clamp of 5A model is
standard, and other models is option. |
|||||
• Voltage
input: 10 V~480 V, 6-digits decimal display.
• Current
input (direct measurement): 0.05 A~12 A, 6-digits display.
• Current
input (clamp measurement): 0.1 A~6 A, 6-digits display.
2
Frequency/Phase
|
Frequency |
Range |
45.000 Hz～65.000 Hz |
|
Resolution |
0.001 Hz |
|
|
Accuracy |
± 0.01 Hz |
|
|
Phase |
Range |
0.000°～359.999° |
|
Resolution |
0.001° |
|
|
Accuracy |
Direct Measurement: ± 0.05° |
|
|
Clamp Measurement: ± 0.2° |
3 Three
Phase Power / Energy Measurement
|
Power/Energy Parameters |
Accuracy |
|||
|
Direct Measurement |
Clamp Measurement |
|||
|
Class 0.05 |
Class 0.02 |
Class 0.05 |
Class 0.02 |
|
|
Active P/E |
cos φ| ≥0.5 |
± 0.05%*FS[3] |
± 0.02%*FS[3] |
± 0.2%*FS[3] |
± 0.1%*FS[3] |
|
Reactive P/E |
sin φ| ≥0.5 |
± 0.1%*FS[3] |
± 0.05%*FS[3] |
± 0.5%*FS[3] |
± 0.2%*FS[3] |
|
Apparent power |
± 0.1%*FS[3] |
± 0.05%*FS[3] |
± 0.5%*FS[3] |
± 0.2%*FS[3] |
|
Power factor |
± 0.0005 |
± 0.0005 |
± 0.002 |
± 0.002 |
|
Note [3]: FS=voltage range value ×
current range value. |
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• Power
factor measurement range: -1.000 0... 0.000 0... 1.000 0.
• Standard
electric energy pulse output: high frequency full range value corresponds to 60
kHz, low frequency full range value corresponds to 6 Hz.
• Standard
electric energy pulse input: frequency ≤ 200 kHz, voltage: 0... 3.3 V... 24 V.
