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Split Core Current Transformers (CTSB Series)

Applications

  • Energy monitoring devices
  • Relay protection devices
  • Power factor correction devices

Features

  • Low cost
  • 5 standard sizes
  • Split core design for safer and easier installation
Download Datasheet

Specifications

  • Rated primary input:
    100-5000A AC
  • Rated secondary output:
    5 or 1A AC
  • Rated load:
    1, 2.5, 5.0, 10, 30VA
  • Accuracy:
    0.5, 1.0, 3.0
  • Case material:
    polyphenylene oxide (UL flame retardant rating 94-V0)
  • Frequency:
    50/60Hz
  • Operating temperature:
    -15ºC to 50ºC
  • IEC 61869-1 and IEC 61869-2 compliant
  • RoHS compliant
  • CE & ETL approved

Product Overview

YuanXing Electronics’ CTSB Series Split Core Current Transformer features a split core design for safe and easy installation around existing conductors. It offers a broad rated primary input range from 100A to 5000A AC with standard secondary outputs of 5 or 1A AC. Available in five standard sizes with accuracies of 0.5, 1.0, or 3.0, it is suitable for energy monitoring, relay protection, and power factor correction. The robust case is made of UL94-V0 flame-retardant polyphenylene oxide. Compliant with IEC 61869, RoHS, and approved by CE & ETL, it is a cost-effective solution for industrial power systems.

Typical Products

Image Part Number Rated Input (A) Turn Ratio Frequency (Hz) Secondary Burden (Ω) Accuracy Class Dimensions (mm) PDF
Image TA1111 5~30 1000:1
2000:1
2500:1 		50 to 400 ≤200 0.1
0.2
0.5 		ID-L-W-H 7.0-22.0-18.0-23.0
Image TA1311 5~80 1000:1
2000:1
2500:1 		50 to 400 ≤800 0.1
0.2
0.5 		ID-L-W-H 7.0-22.0-18.0-23.0
Image Part Number Rated Input (A) Turn Ratio Frequency (Hz) Secondary Burden (Ω) Accuracy Class Dimensions (mm) PDF
Image2 CTT0150 5-150 1：1000
1：2000
1：3000
1：5000 		50 to 400 50-400 0.1
0.2 		15-58-23-45

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    Frequently Asked Questions

    Honeywell needed a stable and highly accurate way to measure current fluctuations in large commercial buildings. Existing sensors often produced noise and drifted over time, creating errors in smart energy dashboards

    Honeywell needed a stable and highly accurate way to measure current fluctuations in large commercial buildings. Existing sensors often produced noise and drifted over time, creating errors in smart energy dashboards

    Honeywell needed a stable and highly accurate way to measure current fluctuations in large commercial buildings. Existing sensors often produced noise and drifted over time, creating errors in smart energy dashboards

    Honeywell needed a stable and highly accurate way to measure current fluctuations in large commercial buildings. Existing sensors often produced noise and drifted over time, creating errors in smart energy dashboards

    Honeywell needed a stable and highly accurate way to measure current fluctuations in large commercial buildings. Existing sensors often produced noise and drifted over time, creating errors in smart energy dashboards