High Precision 2000: 1 Turn Ratio Current Transformer with PCB Mounting

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High Precision 2000: 1 Turn Ratio Current Transformer with PCB Mounting

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Product Description

Basic Info.

Model NO.

GWTAD014

Phase

Single

Operation Condition

Indoor

Usage

Protection, Measurement

Winding Form

Multilayer Honeycomb Type

Insulating Medium

Insulating Gas

Installation

Active Type

Magnetic Circuit Structure

Combined Type

Voltage Transformation Principle

Electromagnetic Type

Accuracy Class

Class 0.2

Insulation Resistence

1000 M Ohms @ 500VAC

Frequency Range

50~400Hz

Highest Voltage

720 VAC

Certification

RoHS, Ce Compliant

Product Description

High Precision 2000: 1 turn ratio Current Transformer with PCB mounting

This range includes miniature voltage transformers, miniature current transformers, instrument current transformers, clamp-on current transformers, split-core current transformers, three-phase current transformers, and zero-flux current transformers.

Features

Low cost and high efficiency
More than 50 standard sizes available
Non-symmetrical mounting pattern
Toroidal Silicon steel and Nickel Alloy options

Applications

Exceptional accuracy requirement with minimal phase angle error
Voltage, power, and energy monitoring devices

Specifications

Parameter	Details
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 +85ºC optional
Frequency	50 to 400 Hz
Accuracy Class	IEC 60044-1 Part 1 Class 0.1, 0.2

Typical Impedance & Amplitude Errors

Outline Drawings

Performance Data

Part Number	Rated Input (A)	Turn Ratio	Secondary Burden	Accuracy	Dimensions (mm)
GWTA1111	5~30	1000:1 / 2000:1	≤200	0.1/0.2	7.0-22.0-18.0-23.0
GWTA1311	5~80	1000:1 / 2000:1	≤800	0.1/0.2	8.0-25.3-18.0-30.0
GWTA21A11	5~50	1000-3000:1	≤200	0.1/0.2	6.9-25.0-11.6-26.5
GWTA21CE11	5~15	1000:1 / 2000:1	≤50	0.2/0.5	5.0-17.0-9.2-16.7
GWTA22D11	5~100	1000-3000:1	≤1000	0.1/0.2	9.0-29.5-19.0-30

Quality & Certification

Products are manufactured under ISO9001:2015 standards and hold CE, SGS, and IEC compliance certificates.

Manufacturing Excellence

Specializing in the design and manufacture of wound components including transformers, current sensors, and chokes. Widely used in communications, electronics, meters, and industrial control.

Shipment & Payment

Shipping: Express delivery (UPS, DHL, FedEx, TNT) door-to-door. Standard delivery within 20 days for quantities under 1000PCS.

Warranty: 1-year warranty provided for all products.

Frequently Asked Questions

Q: What is the accuracy class of this current transformer? A: It meets Accuracy Class 0.1 and 0.2 as defined in IEC 60044-1 standards.

Q: What materials are used for the outer shell? A: The shell is made of PBT or ABS resin with a UL flame retardant rating of 94-V0.

Q: What is the frequency range for these transformers? A: The standard frequency range is 50Hz to 400Hz, suitable for various industrial applications.

Q: Are these transformers suitable for PCB mounting? A: Yes, they are specifically designed as high-precision current transformers with PCB mounting capabilities.

Q: What kind of insulation does the product provide? A: It features epoxy encapsulated interior insulation with an isolation voltage of 2500 Vrms for 1 minute.

Q: Do you offer custom specifications? A: Yes, we offer custom-made transformers and both OEM and ODM services are welcome.