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0.5 Class Solid Core Ring Type Mini-Precision CT Current Transformer
0.5 Class Solid Core Ring Type Mini-Precision CT Current Transformer
0.5 Class Solid Core Ring Type Mini-Precision CT Current Transformer
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0.5 Class Solid Core Ring Type Mini-Precision CT Current Transformer
0.5 Class Solid Core Ring Type Mini-Precision CT Current Transformer
0.5 Class Solid Core Ring Type Mini-Precision CT Current Transformer

0.5 Class Solid Core Ring Type Mini-Precision CT Current Transformer

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Product Description

Basic Specifications
Model NO. ECO20500-L4
Phase Single
Operation Condition Indoor
Usage Measurement
Winding Form Single Layer & Tightly Wound
Insulating Medium Insulating Paper
Installation Active Type
Magnetic Circuit Single Stage Type
Voltage Principle Electromagnetic Type
Transport Package 80PCS/Box
Origin China
Production Capacity 10000PCS/Month
Product Description

0.5 Class Solid Core Ring Type Mini-Precision Current Transformer

The ECO20 series are high-precision current transformers specifically designed for Electrical Control Units. Featuring a compact, small size and low-cost profile, these units are ideal for modern electronic integration.

Customized current ratio available to meet specific project requirements.

Rated Primary Current (Amp.) 50/60Hz 500
Turn Ratio Np:Ns=1:3000
Current Ratio 500A/166.7mA
Accuracy @ RL=10Ω 0.5%
Phase Error at Rated Current Range ≤1°
Operating Temperature Range -10~65ºC
Storage Temperature Range -25~85ºC
Dielectric Withstanding Voltage (Hi-pot) 4.0KV/1mA/1min
Insulation Resistance DC500V/100MΩ min

➔ Applications:

  • Current measurement
  • Monitoring and protection
  • Energy and sub-metering products
  • Network equipment
  • Instruments and sensors
  • Control systems

➔ Key Advantages:

  • Excellent linearity over the whole range
  • Fully RoHS compliant
  • High dielectric strength
  • Compact footprint for PCB or panel mounting
Product Visuals
Precision CT Transformer View 1
Precision CT Transformer View 2
Precision CT Transformer View 3
Precision CT Transformer View 4
Precision CT Transformer View 5
Precision CT Transformer View 6
Frequently Asked Questions
Q1: What is the accuracy class of the ECO20500-L4?
A: The ECO20500-L4 current transformer features a high-precision 0.5 class accuracy rating.
Q2: Can I get a customized current ratio for this CT?
A: Yes, customized current ratios are available to meet your specific application needs.
Q3: What are the main applications for this solid core transformer?
A: It is widely used for current measurement, energy metering, monitoring systems, and network equipment protection.
Q4: Is this product compliant with environmental standards?
A: Yes, the ECO20 series is fully RoHS compliant, ensuring it meets strict environmental and safety regulations.
Q5: What is the dielectric withstanding voltage (Hi-pot) for this model?
A: The unit supports a dielectric withstanding voltage of 4.0KV for 1 minute at 1mA.
Q6: What is the operating temperature range for the ECO20 series?
A: The standard operating temperature range is -10ºC to 65ºC, suitable for most indoor industrial environments.

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