0039 : Japan Electric Meters Inspection Corporatio

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Japan Electric Meters Inspection Corporatio

Details of Accreditation Scope

Accreditation No,:0039

Name of Organization

Name: Japan Electric Meters Inspection Corporation

Accredited Laboratory

Name : Calibration Center Tokyo

Japan Electric Meters Inspection Corporation

Address : 4-15-7 Shibaura, Minato-ku,Tokyo 108-0023, Japan

Telephone : +81-3-3451-6760

Facsimile : +81-3-3451-6910

Details of Accreditation Scope

Field : Electrical Calibrations

Quantity and Equipment to be Calibrated	Range		Best Measurement Capability
DC Voltage	Source	1V,1.018V,10V	±2.5ppm
		1µV~10mV	±0.2µV
		10mV~100mV	±4ppm
		100mV~1kV(except 1V,1.018V,10V)	±3ppm
		1kV~50kV	±0.05%
	Measuring Equipment	1V,1.018V,10V	±2.5ppm
		1µV~10mV	±0.2µV
		10mV~100mV	±4ppm
		100mV~1kV(except 1V,1.018V,10V)	±3ppm
		1kV~50kV	±0.05%
	Resistive Voltage Divider	1kV~50kV	±0.05%
		1000V 100:1	±2.5ppm
		100V 10:1	±1.5ppm
		10V 1:0.0000001~1:1	±1ppm
DC Resistance	Standard Resistor	1W ~10kW	±2.5ppm
		1mW	±8ppm
		10mW	±6ppm
		100mW	±4ppm
		100kW	±3ppm
		100kW~1MW	±10ppm
	Resistance Box	1MW~100MW	±25ppm
		100MW~10GW	±0.05%
		10GW~100GW	±0.1%
		100GW~1TW	±0.5%
	Measuring Equipment	1mW	±8ppm
		10mW	±6ppm
		100mW	±4ppm
		100kW	±4ppm
		1W~10kW	±2.5ppm
		100kW~1MW	±10ppm
		1MW~100MW	±25ppm
		100MW~10GW	±0.05%
		10GW~100GW	±0.1%
		100GW~1TW	±0.5%

Details of Accreditation Scope

Field : Electrical Calibrations(Continued)

Quantity and Equipment to be Calibrated	Range		Best Measurement Capability
Direct Current	Source	10pA ~100pA	±0.3%
		100pA~1nA	±0.1%
		1nA~100µA	±0.01%
		100µA~1A	±5ppm
		1A~100A	±30ppm
		100A~500A	±75ppm
	Measuring Equipment	10pA~100pA	±0.3%
		100pA~1nA	±0.1%
		1nA~100µA	±0.01%
		100µA~1A	±5ppm
		1A~100A	±30ppm
		100A~500A	±75ppm
	Standard Shunt	100µA~100A	±25ppm
	Standard Shunt	100A~500A	±60ppm
	Current Transformer	100A	±35ppm
	Current Transformer	100A~500A	±60ppm
AC Voltage	Source	100mV~1V(10Hz)	±131ppm
		100mV~1V(10Hz~40Hz)	±35ppm
		100mV~1V(40Hz~20kHz)	±30ppm
		100mV~1V(20kHz~1MHz)	±39ppm
		1V~200V(10Hz)	±131ppm
		1V~200V(10Hz~40Hz)	±31ppm
		1V~200V(40Hz~20kHz)	±27ppm
		1V~200V(20kHz~300kHz)	±38ppm
		200V~1000V(10Hz)	±132ppm
		200V~1000V(10Hz~40Hz)	±37ppm
		200V~1000V(40Hz~20kHz)	±36ppm
		200V~1000V(20kHz~100kHz)	±52ppm
	Measuring Equipment	100mV~1V(10Hz)	±131ppm
		100mV~1V(10Hz~40Hz)	±35ppm
		100mV~1V(40Hz~20kHz)	±30ppm
		100mV~1V(20kHz~1MHz)	±39ppm
		1V200V (10Hz)	±131ppm
		1V~200V (10Hz~40Hz)	±31ppm
		1V~200V (40Hz~20kHz)	±27ppm
		1V~200V (20kHz~300kHz)	±38ppm
		200V~1000V(10Hz)	±132ppm
		200V~1000V(10Hz~40Hz)	±37ppm
		200V~1000V(40Hz~20kHz)	±36ppm
		200V~1000V(20kHz~100kHz)	±52ppm
	Voltage Transformer	Rated primary voltage 1V~33kV(50Hz,60Hz)	Ratio error ±0.007% Phase angle ±0.2'
		Rated primary voltage 1V~33kV(50Hz,60Hz)	Ratio error ±0.007% Phase angle ±0.2'
		Rated primary voltage 33kV~77kV(50Hz,60Hz)	Ratio error ±0.015% Phase angle ±0.4'
		Rated primary voltage 77kV~200kV(50Hz,60Hz)	Ratio error ±0.02% Phase angle ±0.6'
	Inductive Voltage Divider	140V(400Hz),150V(1kHz)	±0.1ppm
		1V~300V(50Hz~1kHz)	±0.2ppm
		1V~300V(1kHz~10kHz)	±2ppm

Details of Accreditation Scope

Field : Electrical Calibrations(Continued)

Quantity and Equipment to be Calibrated	Range			Best Measurement Capability
AC Voltage	AC-DC Voltage Comparator	0.1V~ 0.3V	10Hz~40Hz	26ppm
			40Hz~100kHz	21ppm
			100kHz~500kHz	41ppm
			500kHz~700kHz	42ppm
			700kHz~1MHz	45ppm
		0.3V~ 0.6V	10Hz~40Hz	26ppm
			40Hz~100kHz	21ppm
			100kHz~700kHz	41ppm
			700kHz~1MHz	42ppm
		0.6V~ 1.2V	10Hz~40Hz	26ppm
			40Hz~100kHz	21ppm
			100kHz~1MHz	41ppm
		1.2V~ 20V	10Hz~40Hz	26ppm
			40Hz~100kHz	20ppm
			100kHz~1MHz	41ppm
		20V~ 24V	10Hz~40Hz	26ppm
			40Hz~100kHz	21ppm
			100kHz~500kHz	41ppm
		24V~ 48V	10Hz~40Hz	26ppm
			40Hz~100kHz	21ppm
			100kHz~400kHz	41ppm
		48V~ 100V	10Hz~40Hz	26ppm
			40Hz~100kHz	21ppm
			100kHz~200kHz	41ppm
		100V~ 200V	10Hz~40Hz	27ppm
		100V~ 200V	40Hz~100kHz	21ppm
		200V~ 300V	10Hz~40Hz	27ppm
			40Hz~70kHz	22ppm
			70kHz~100kHz	23ppm
		300V~ 600V	10Hz~40Hz	28ppm
			40Hz~20kHz	22ppm
			20kHz~50kHz	24ppm
			50kHz~70kHz	27ppm
			70kHz~100kH	38ppm
		600V~ 1000V	10Hz~40Hz	29ppm
			40Hz~20kHz	23ppm
			20kHz~50kHz	24ppm
			50kHz~70kHz	28ppm
			70kHz~100kHz	39ppm

Details of Accreditation Scope

Field : Electrical Calibrations(Continued)

Quantity and Equipment to be Calibrated	Range		Best Measurement Capability
Alternating Current	AC-DC Current Comparator	10mA~1A(50Hz~60Hz)	±40ppm
	AC-DC Current Comparator	1A~20A(50Hz~60Hz	±50ppm
	Source	10mA(50Hz~60Hz)	±40ppm
		10mA~2A(50Hz~60Hz)	±50ppm
		2A~10A(50Hz~60Hz)	±120ppm
		10A~20A(50Hz~60Hz)	±220ppm
	Measuring Equipment	10mA(50Hz~60Hz)	±40ppm
		10mA~2A(50Hz~60Hz)	±50ppm
		2A~10A(50Hz~60Hz)	±120ppm
		10A~20A(50Hz~60Hz)	±220ppm
	Current Transformer	Rated primary current 50A below (50Hz,60Hz)	Ratio error ±2ppm Phase angle±0.4µrad
		Rated primary current 50A~1.5kA(50Hz,60Hz)	Ratio error ±60ppm Phase angle±0.2f
		Rated primary current 1.5kA~12kA(50Hz,60Hz)	Ratio error ±70ppm Phase angle±0±0.3'

Details of Accreditation Scope

Field : Electrical Calibrations (Continued)

Quantity and Equipment to be Calibrated	Range		Best Measurement Capability
Electric Power	Watt Converter	0W~15kW 0V~300V 0A~50A (45Hz~65Hz) Power factor 0(lag) ~1~0(lead)	±150ppm
	Measuring Equipment	0W~15kW 20V~750V (20%~100% of range) 0.1A~100A (20%~100% of range) (45Hz~65Hz) Power factor 0(lag) ~1~0(lead)	±250ppm
	Var Meter	0Ver~6kVer 240V,120V 0.1A~250A (20%~100% of range) (45Hz~65Hz) Reactive factor 1(lag)~0~1(lead)	±400ppm
Electric Energy	Watt hour Meter	Rated voltage 110V,100V,63.5V Rated current 0.25A~5A (45Hz~65Hz) Power factor 0(lag)~1~0(lead) 90%~110% of Rated voltage 50%~120% of Rated current	±150ppm
Electric Energy	Var hour Meter	Rated voltage 110V,100V,63.5V Rated current 0.25A~5A (45Hz~65Hz) Reactive factor 1(lag)~0~1(lead) 90%~110% of Rated voltage 50%~120% of Rated current	±600ppm

Details of Accreditation Scope

Field : Thermal Calibrations

Type	Range	Best Measurement Capability
Resistance Thermometer	Triple point of water	±6mK
	Freezing point of indium	±6mK
	0°C~200°C	±15mK
Radiation Thermometer	Freezing points of Zinc Aluminum Silver Copper	±0.3K
	400°C~1200°C	±1.0K
	1200°C~2000°C	± ( 2q ²-q -2 ) K where q=t/800 ( °C )

Field : Optical and Photometric Calibrations

Quantity	Range	Uncertainty( 2s )
Luminous intensity Luminous flux Illuminance Spectral irradiance Distribution temperature	10 cd~3 000 cd	±1.1%
	5 lm~20 000 lm	±1.1%
	1 lx~3000 lx	±1.1%
	250 nm~360 nm	±5.1%
	360 nm~830 nm	±3.1%
	830 nm~2500 nm	±4.3
	2000K~3 000 K	±4K