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Grewin 5A 120A Miniature Current Transformer

Product Details

Customization:	Available
Application:	Power, Electronic, Instrument, Lighting, Rectifier, Audio
Phase:	Single

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Tianjin Grewin Technology Co., Ltd.

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Product Description

Company Info.

Basic Info.

Model NO.

GWTA 21A11

Core

Core-Type Transformer

Cooling Method

Dry-Type Transformer

Winding Type

Separated Winding Transformer

Certification

ISO9001-2000, ISO9001

Usage

Single-Phase Transformer, Rectifier Transformer, Combined Transformer, Power Transformer, Distribution Transformer

Frequency Characteristics

High Frequency

Shape of Core

Brand

Grewin

Coil Number

Auto Transformer

RoHS Compliant: CE-Approved

Power Rating: 0.6va

Rated Load

1, 2.5, 5.0, 10, 30va;

Rated Secondary

Ma or 0.333-3.53VAC

Rated Primary Current

5A-20A

Frequency

50/60Hz

Operating Voltage

600VAC

Shell Material

PBT or ABS

Rated System Voltage

380V AC

Leads

UL 1015, Twisted Pair, 0.34 mm2(22aw

Transport Package

Export Standard Carton with Strong Pallet

Specification

CE, RoHS

Trademark

grewin

Origin

Tian Jin

HS Code

85045000

Production Capacity

50, 000 PCS/Month

Product Description

Grewin 5A 120A Miniature Current Transformer

FEATURES
• Low cost
• Small size
• More than 30 standard sizes
• High accuracy,wide linear range,good consistency
• Terminal: PCB Mounted or Lead
• Toroidal Nanocrystalline and Nickel Alloy cores available
APPLICATIONS
• Used for high precision small phase error requirements such as electricity meter electric energy metering device
SPECIFICATIONS
• Exterior Material: PBT Resin UL flame retardant rating 94-V0
• Interior Insulation:Epoxy Encapsulated
• Isolation Current:2500 Vrms for 1 minute
• Dielectric Resistance:1000 M Ohms @ 500 Vdc
• Surge Withstand: 5000V(1.2/50μs standard shock wave)optional
• Operating Temperature:-25 to +55ºC,-40 to +85ºCoptional
• Frequency:50 to 400 Hz
• Accuracy Class:as defined in IEC 60044-1 Part 1 Current Transformers Class 0.1,0.2
• RoHS Compliant

2.The following is our detailed information of our single turn primary miniature current transformer rated input 5 to 100A econd burden <1000 turn ratio1000:1 for measurement:

Single Turn Primary Mini Current Transformer(features)

Low cost

More than 50 standard sizes

Non-symmetrical mounting pattern

Toroidal Silicon steel and Nickel Alloy available

Single Turn Primary Mini Current Transformer(applications)

For applications that require exceptional accuracy with minimal phase angle error

Applications would include Voltage,power and energy monitoring devices

Single Turn Primary Mini Current Transformer(specifications)
Exterior Material	PBT Resin UL flame retardant rating 94-V0
Interior Insulation	Epoxy Encapsulated
Isolation Voltage	2500 Vrms for 1 minute
Dielectric Resistance	1000 M Ohms @ 500 Vdc
Surge Withstand	5000V(1.2/50μs standard shock wave)optional
Rated Load Resistance	100K Ohms
Operating Temperature	-25 to +55ºC,-40 to +85ºCoptional
Frequency	50 to 400 Hz
Accuracy Class	defined in IEC 60044-1 Part 1 Voltage Transformers Class 0.1 0.2
Certification	RoHS Compliant CE Approved

Single turn primary mini current transformer for measurement:

Photograph	Part Number	Rated (max) input current (A)	Ratio	Frequency (Hz)	Secondary Burden Resistance (Ohms)	Accuracy Class	Outline Dimensions (mm)	Output Mold
	GWTA2011	5(20) 5(50) 10(40) 15(60)	1000:1 1500:1 2000:1	50-400	≤40	0.1 0.2	ID-L-W-H 8.0 26.0-13.5-28.6	lead
	GWTA21A11	5(20) 5(50) 10(40) 15(60)	1000:1 2000:1 2500:1	50-400	≤40	0.1 0.2	ID-L-W-H 6.7 23.5-11.5-25.0	lead/ pin
	GWTA21B11	5(20) 5(50) 10(40) 15(60)	1000:1 2000:1 2500:1	50-400	≤40	0.1 0.2	ID-L-W-H 6.7 23.5-11.5-25.0
	GWTA22B11	5(20) 5(50) 10(40) 20(80)	1000:1 2000:1 2500:1	50-400	≤50	0.1 0.2	ID-L-W-H 8.7 26.0-17.5-27.5
	GWTA22D11	5(50) 10(40) 10(60) 20(80)	1000:1 2000:1 2500:1	50-400	≤50	0.1 0.2	ID-L-W-H 8.0 19.5-18.5-30.0
	GWTA22E11	5(50) 10(60) 10(100) 20(120)	1000:1 2000:1 2500:1	50-400	≤50	0.1 0.2	ID-L-W-H 12.8 36.7-14.2-38.5
	GWTA2411	5(50) 10(40) 20(80) 20(100)	1000:1 2000:1 2500:1	50-400	≤50	0.1 0.2	ID-L-W-H 9.0 41.0-18.5-30.0
	GWTA24B11	5(20) 5(50) 10(40) 15(60)	1000:1 1500:1 2000:1	50-400	≤40	0.1 0.2	ID-L-W-H 6.0 41.0-15.0-28.0	lead
	GWTA3611	10(60) 15(60) 10(100) 20(80)	500:1 1000:1 2000:1	50-400	≤40	0.1 0.2	L-W-H 32.0-30.0-30.0
	GWTA36A11	1.5(6)	150:1 250:1 300:1 1000:1	50-400	≤40	0.1 0.2	L-W-H 32.0-30.0-34.0
	GWTA36B11	1.5(6)	150:1 250:1 300:1 1000:1	50-400	≤40	0.1 0.2	L-W-H 28.0-30.0-32.0
	GWTA20DA11	5(20) 5(50) 10(40) 15(60)	1000:1 1500:1 2000:1	50-400	≤40	0.1 0.2	L-W-H 38.0-15.0-29.0
	GWTA20EA11	5(20) 5(50) 10(40) 15(60)	1000:1 1500:1 2000:1	50-400	≤40	0.1 0.2	L-W-H 45.0-28.0-29.0
	GWTA3711	1.5(6)	150:1 250:1 300:1	50-400	≤40	0.1 0.2	L-W-H 85.0-31.0-33.0	lead
	GWTA3811	1.5(6)	150:1 250:1 300:1	50-400	≤40	0.1 0.2	L-W-H 98.0-23.0-33.0
	GWTA38C11	1.5(6)	150:1 250:1 300:1	50-400	≤40	0.1 0.2	L-W-H 96.0-23.0-28.0

Exstra certifications:

current transformer: safer, easier installation, and portable
Applications.
We have abtained VDE,UL,CE,ROHS,ISO9000 Approal and SGS Audit Supplier in China,We guarantee quality is the first:
GREWIN MINI PRECISION CURRENT RANSFORMER

Aditions:
1,The printing circuitiy board is direct-jionting fixed,design is reasonable.;
2,Small bulk,high precision;whole occlude,The machinery and bears the environment performance to be good,strong ability in closing off the pressure and on the safe side..

Using terms:
1,Environment temperature:-40°C~+85°C;
2,Relative humidity:when temperature is 40°C ≤90%.
Working frequency bound:20Hz~20KHz.

WHY CHOOSE US?

Quality and honest first!

A. Flexible service for diffierent transformers with high efficiency performance.

B. Over 40 years experience of transformer designing and producing.

C. 100% test of every single product we produce from incoming material checking.

D. UL, CE, ISO9001:2008

E. We offer custom-made transformers, OEM and ODM are welcome

F. We deliver the quality you expect at consistently competitive prices

G. Transformer quality lifetime:10 Years.

H. Specialty Sales service:5 -10 Years

GREWIN has various kinds of state-of-the-art equipment, which are used in production, sampling and testing. Our equipments enable us to produce good quality products efficiently.
The following picture showed you about all finished current transformer in the warehouse which is waiting for packing into boxes:
  We can pack all the finished transformers into export standard cartons with strong pallets so that can make sure the goods reach safety to your destination place.
Grewin 5A 120A Miniature Current Transformer

  Victor Dong

Tianjin Grewin Technology Co.,Ltd.
Web:  http://grewin-tech.en.made-in-china.com or transformer.en.made-in-china.com