Japan Electric Meters Inspection Corporatio
Accreditation No,:0049
Name of Organization
Accredited Laboratory
Details of Accreditation Scope
Field : Electrical Calibrations
|
Quantity and Equipment to be Calibrated |
Range |
Best Measurement Capability |
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|
DC Voltage |
Source |
1V,1.018V,10V |
±5ppm |
|
|
1µV~1V |
±11ppm |
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|
1V~1kV(except 1V,1.018V,10V) |
±5ppm |
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|
Measuring Equipment |
1µV~100mV |
±11ppm |
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|
100mV~1V |
±11ppm |
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|
1V~1kV |
±5ppm |
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|
Resistive Voltage Divider |
1000V |
1000:1 |
±3ppm |
|
|
1000V |
100:1 |
±3ppm |
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|
500V |
500:1 |
±3ppm |
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|
500V |
50:1 |
±3ppm |
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|
100V |
100:1 |
±3ppm |
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|
100V |
10:1 |
±2ppm |
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|
50V |
50:1 |
±4ppm |
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|
50V |
5:1 |
±2ppm |
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|
10V |
10:1 |
±2ppm |
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|
5V |
5:1 |
±3ppm |
||
|
1.1V |
10:1 |
±5ppm |
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|
1.1V |
2:1 |
±10ppm |
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|
1.1V |
1.1:1 |
±14ppm |
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|
DC Resistance |
Standard Resistor |
1mW |
±9ppm |
|
|
10mW |
±7ppm |
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|
100mW |
±6ppm |
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|
1W |
±3ppm |
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|
10W |
±4ppm |
|||
|
100W |
±5ppm |
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|
1kW |
±5ppm |
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|
10kW |
±4ppm |
|||
|
100kW |
±5ppm |
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|
1MW |
±5ppm |
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|
Resistance Box |
100µW~10mW |
±7ppm |
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|
10mW~100mW |
±6ppm |
|||
|
100mW~1W |
±3ppm |
|||
|
1W~10W |
±4ppm |
|||
|
10W~1kW |
±5ppm |
|||
|
1kW~10kW |
±4ppm |
|||
|
10kW~1MW |
±5ppm |
|||
|
1MW~10MW |
±6ppm |
|||
|
Measuring Equipment |
1mW~10W |
±271ppm |
||
|
10W~100W |
±43ppm |
|||
|
100W~1kW |
±24ppm |
|||
|
1kW~10kW |
±21ppm |
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|
10kW~ 1MW |
±22ppm |
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Details of Accreditation Scope
Field : Electrical Calibrations(Continued)
|
Quantity and Equipment to be Calibrated |
Range |
Best Measurement Capability |
|
|
Direct Current |
Source |
100pA~1mA |
±12ppm |
|
1mA~10mA |
±11ppm |
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|
10mA~100mA |
±12ppm |
||
|
100mA~1A |
±31ppm |
||
|
1A~10A |
±36ppm |
||
|
Measuring Equipment |
100pA~1mA |
±12ppm |
|
|
1mA~100mA |
±11ppm |
||
|
100mA~1A |
±33ppm |
||
|
Standard Shunt |
1A |
±6ppm |
|
|
10A |
±8ppm |
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|
AC Voltage |
Source |
10µV~1V(40Hz~100kHz) |
±70ppm |
|
1V~10V(40Hz~100kHz) |
±67ppm |
||
|
10V~100V(40Hz~100kHz) |
±69ppm |
||
|
100V~1kV(50Hz~1kHz) |
±98ppm |
||
|
Measuring Equipment |
10µV~1V(40Hz~100kHz) |
±72ppm |
|
|
1V~10V(40Hz~100kHz) |
±71ppm |
||
|
10V~100V(40Hz~100kHz) |
±72ppm |
||
|
100V~700V(50Hz~1kHz) |
±102ppm |
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|
Voltage Transformer |
5.5V~39.6kV(50Hz,60Hz) |
Ratio error ±0.02% Phase angle ±0.5' |
|
| 39.6kV~ 77kV(50Hz,60Hz) |
Ratio error ±0.03% Phase angle ±0.7' |
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| 77kV~152.4kV(50Hz,60Hz) |
Ratio error ±0.03% Phase angle ±0.8' |
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|
Alternating Current |
Source |
1µA~100mA(50Hz,60Hz) |
±809ppm |
|
100mA~1A (50Hz,60Hz) |
±1582ppm |
||
|
1A~10A (50Hz,60Hz) |
±1705ppm |
||
|
Measuring Equipment |
1µA~10mA(50Hz,60Hz) |
±410ppm |
|
|
10mA~100mA (50Hz,60Hz) |
±806ppm |
||
|
100mA~1A(50Hz,60Hz) |
±1584ppm |
||
|
Current Transformer |
2.5mA~180A (50Hz,60Hz) |
Ratio error ±300ppm Phase angle±0.7' |
|
| 180A~3kA (50Hz,60Hz) |
Ratio error ±0.03% Phase angle±0.7' |
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|
Electric power |
Watt Converter |
100V 1A~20A (50Hz,60Hz) Power factor 1, 0.5 lag, 0 lag |
±0.033% |
Details of Accreditation Scope
Field : Electrical Calibrations(Continued)
|
Quantity and Equipment to be Calibration |
Range |
Best Measurement Capability |
||
|
Electric Energy |
Watt hour Meter |
3-phase 3-wire System |
100V,110V 5A (50Hz,60Hz) Power factor 1 |
±0.047% |
|
100V,110V 5A (50Hz,60Hz) Power factor 0.866 lag |
±0.040% |
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|
100V,110V 5A (50Hz,60Hz) Power factor 0.5 lag |
±0.057% |
|||
|
100V,110V 5A (50Hz,60Hz) Power factor 0.5 lead |
±0.104% |
|||
|
1-phase 3-wire System |
100V 5A (50Hz,60Hz) Power factor 1 |
±0.061% |
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|
100V 5A (50Hz,60Hz) Power factor 0.5 lag |
±0.048% |
|||
|
1-phase 2-wire System |
100V 5A (50Hz,60Hz) Power factor 1 |
±0.051% |
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|
100V 5A (50Hz,60Hz) Power factor 0.5 lag |
±0.050% |
|||
|
100V 5A (50Hz,60Hz) Power factor 0.5 lead |
±0.085% |
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