High Precision Current Transformers-YUANXING Electronics Co., Ltd.,

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ABOUT US: Introduction History

PRODUCT: Miniature Voltage Transformers Miniature Current Transformers Instrument Current Transformers Clamp-on Current Transformers Split Core Current Transformers High Precision Transformers Hall Sensors Leakage Current Sensing Devices Inductor Rogowski Coil Zero Sequence Current Transformer Partial Discharge Current Sensors

QUALITY: Testing and Quality Control ISO9001:2015 Certification UL/CSA/CE Certification Environmental Management Occupational Health and Safety

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PRODUCT

Miniature Voltage Transformers

Miniature Current Transformers

Instrument Current Transformers

Clamp on Current Transformers

Split Core Current Transformers

High Precision CT/VT

Hall Sensors

Monitoring of HV Apparatus Insulation

Zero Sequence Current Transformer

Inductor

Rogowski Coil

Partial Discharge Current Sensors

Partial Discharge Current Sensors

CONTACT

Tel: +86-533-3816850

Fax: +86-533-3818724

Email: sales@yuanxing.net

NO.39, QIXIN AVENUE, ZHANGDIAN, ZIBO, SHANDONG, CHINA 255095

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Home > PRODUCT > High Precision Transformers

Name

High Precision Current Transformers

Features

Low cost

Various sizes

Non-symmetrical mounting pattern

Applications

For applications that require exceptional accuracy

Specifications

Rated input current: 1A, 5A, 10A, 20A, 50A, 100A

Rated output current: 1mA, 2mA, 2.5mA, 5mA, 10mA, 20mA, 50mA

Rated load resistance: 10Ω, 20Ω, 50Ω

Frequency: 50Hz to 5kHz

Accuracy class: current transformers class 0.01 or 0.02 (as defined in IEC 60044-1 Part 1)

Operating temperature: -25 to +55℃ / (optional) -40 to +85℃

Isolation current: 2500V for 1 minute

Dielectric resistance: 1000MΩ @ 500 Vdc

Surge withstand: 5000V

Case material: PBT (UL flame retardant rating 94-V0)

Interior insulation material: epoxy

RoHS compliant

RFQ SPEC Sheet

Typical Products

Single Turn Primary Zero-Flux Current Transformers
Image	Part Number	Rated Input Current (A)	Ratio	Secondary Burden Resistance (Ω)	Accuracy Class	Dimensions (mm)	Mounting Method	pdf
	TA23B71	5,10,20	1000:1 2000:1	≤50	0.02 0.05	ID-L-W-H 6.0-26.0-22.0-27.0	PCB
	TA3371	5,10,20	1000:1 2000:1	≤50		ID-L-W-H 7.0-28.0-28.0-22.0	PCB
	TA23A71	5,10,20	1000:1 2000:1	≤50		ID-L-W-H 6.0-34-22-36	PCB
	TA25F71	5,10,20,40,60	1000:1 2000:1	≤50		ID-L-W-H 15.0-58-23-45	bolting
	TA25B71	5,10,20,40,80	1000:1 2000:1 3000:1	≤100		ID-L-W-H 11.5-53-27-46	M3 bolting
	TA5571	5,10,20,40,80	1000:1 2000:1 3000:1 4000:1	≤100		ID-OD-H 12.7-65-35	--
	TA25E71	5,10,20,40,80	1000:1 2000:1 3000:1	≤100		ID-L-W-H 12.7-50-38-55	M4 bolting
Wound Primary Zero-Flux Current Transformers
Photograph	Part Number	Rated Input Current ・A）	Ratio	Secondary Burden Resistance (Ohms)	Accuracy Class	Outline Dimensions (mm)	Mounting means
	TA23B71	1.5,5,6	1000:1 2000:1	≤50	0.02 0.05	L-W-H 25.0-21.5-26.0	PCB
	TA5671	1,2,5,10	1000:1 2000:1	≤100		OD-H 45-35	PCB
	TA54A71	1,2,5,10	1000:1 2000:1	≤100		OD-H 40-31	PCB
	TA63E71	1,2,5,10,20	1000:1 2000:1 3000:1	≤100		OD-H 40-33.5	M3 bolting
	TA5571	1,2,5,10,20	1000:1 2000:1 3000:1	≤100		ID-OD-H 12.7-65-35	--
	TA25E71	1,2,5,10,20	1000:1 2000:1 3000:1 4000:1	≤100		L-W-H 50.0-38.0-55.0	M4 bolting