Tianjin, China
Business Type:
Manufacturer/Factory
Business Range:
Auto, Motorcycle Parts & Accessories, Consumer Electronics, Electrical & Electronics, ...
Plant Area:
501~1000 square meters
Management System Certification:
ISO 9001, ISO 9000, ISO 20000
Main Markets:
North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, ...
OEM/ODM Service
Sample Available
MEI Awards

Current Transformer, PCB Current Transformer, Minature Transformer Sensor manufacturer / supplier in China, offering Minature Current Transformer, Electronics Power Supply China with IEC, High Frequency Coils Chokes for PCB and so on.

Gold Member Since 2011
Audited Supplier

Minature Current Transformer

Get Latest Price
Min. Order / Reference FOB Price
10 Pieces US $5/ Piece
Port: Tianjin, China
Production Capacity: 100000PCS/Month
Payment Terms: L/C, T/T, D/P, Western Union, Paypal, Money Gram, cash
Application: Electronic, Instrument, Position Sensor, Audio, Lighting
Type: Current Transformer
Phase: Single
Operation Condition: Indoor
Usage: Measurement
Winding Form: Toroidal Style

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Basic Info

Model NO.: mA current transformer
Insulating Medium: Epoxy Resin
Installation: PCB or Wire Installation
Voltage Transformation Principle: Electromagnetic Type
Transformer Name: Current Transformer
Interior Insulation: Epoxy Encapsulated
Frequency: 50 to 400 Hz
Trademark: Grewin
Transport Package: Export Standard Carton With Strong Pallet
Specification: CE, ROHS
Origin: Tianjin
HS Code: 85045000

Product Description

Low cost
More than 50 standard sizes
Non-symmetrical mounting pattern
Toroidal Silicon steel and Nickel Alloy cores
Available
Applications:
For applications that require exceptional
Accuracy with minimal phase angle error
Applications would include Current, Power
And Energy monitoring devices.
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 at 500 Vdc
Surge Withstand: 5000V(1.2/50μ S standard
Shock wave)optional
Operating Temperature: -25 to +55 degree, -40 to
+85 degree optional
Frequency: 50 to 400 Hz
Feature
1), All enclosed design, good performance of mechanical and insulation.
2), Pin design, easy to installate in PCB.
3), This series of CTs have small size that can be used as separate.
4), Linear output with high accuracy current.
5), Smalll size, light weight, standard hole easy to installation, Normal specifications and parameters as follow.
Grewin's Minature Current Transformer Typical Products

Photograph
 
Part
Number

Rated
Input
Current
(A)
 
Turn
Ratio
Frequency
( Hz )
Secondary
Burden
Resistance
(Ohms)
Accuracy
Class
Outline
Dimensions
(mm)
 
 GWTA11115~301000:1
2000:1
2500:1
50 to 400≤2000.1
0.2
0.5
ID-L-W-H
7.0-22.0-18.0-
23.0
 
 GWTA13115~80≤8000.1
0.2
0.5
ID-L-W-H
8.0-25.3-18.0-
30.0
 GWTA14115~80≤8000.1
0.2
0.5
ID-L-W-H
9.0-31.5-20.5-
33.5
 GWTA21A115~501000:1
2000:1
2500:1
3000:1
50 to 400≤2000.1
0.2
0.5
ID-L-W-H
6.9-25.0-11.6-
26.5
 
 GWTA21B115~50≤2000.1
0.2
0.5
ID-L-W-H
6.7-23.5-11.5-
25.0
 GWTA21CB115~151000:1
2000:1
50 to 400≤500.2
0.5
ID-L-W-H
3.6-18.0-10.0-
19.0
 GWTA21CE11≤50ID-L-W-H
5.0-17.0-9.2-
16.7
 GWTA21CD11≤50ID-L-W-H
5.0-18.0-10.0-
19.0
 GWTA21C111000:1
2000:1
2500:1
≤50ID-L-W-H
4.5-18.0-10.0-
20.0
 GWTCA11≤300ID-L-W-H
4.5-19.0-12.5-
19.0
 GW1E115~20≤200
0.1
0.2
0.5
 
ID-L-W-H
5-21-13.5-21.5
 GWTA1F115~301000:1
2000:1
2500:1
3000:1
≤2000.2
0.5
ID-L-W-H
6.7-23.9-12-25
 GWTA2B115~801000:1
1500:1
2000:1
2500:1
3000:1
50 to 400≤8000.1
0.2
0.5
ID-L-W-H
8.7-26-17.5-
27.5
 GWTA2D115~100≤10000.1
0.2
0.5
ID-L-W-H
9.0-29.5-19.0-30
 GWTA2E115~100≤10000.1
0.2
0.5
ID-L-W-H
12.8-36.7-14.2-
38.5
 GWTA3115~201000:1
2000:1
2500:1
50 to 400≤2000.1
0.2
ID-L-W-H
5.0-18.8-17.8-
19.5
 GWTA3B115~801000:1
2000:1
2500:1
3000:1
5000:1
≤1000.1
0.2
0.5
ID-L-W-H
6.0-25.0-21.5-
26.0
 GWTA3A115~100≤1000
0.1
0.2
0.5
 
ID-L-W-H
6.0-34.0-22.0-
36.0
 GWTA2B115~201000:1
2000:1
2500:1
50 to 400≤1000.1
0.2
ID-L-W-H
5-17.6-19.3-
17.6
 
 GWTA3115~801000:1
1500:1
2000:1
2500:1
3000:1
≤5000.1
0.2
0.5
ID-L-W-H
6.0-28.0-28.0-
22.0
 GWTA4B115~100≤10000.1
0.2
0.5
ID-L-W-H
5.5-34.0-34.0-
23.0

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