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AC Leakage Current Transformers Image 1

AC Leakage Current Transformers

Applications

  • Insulation monitors in high voltage power grid

Features

  • Metal casing for better anti-interference ability
  • High sensitivity
  • High accuracy

Specifications

  • Frequency
    50Hz / 60Hz
  • Rated current
    10mA, 20mA, 30mA
  • Measuring range
    0.5 - 700mA
  • Output signal
    AC current signal
  • Amplitude error
    ±0.1%
  • Phase error
    ±1'
  • Operating temperature
    -30℃+75℃
  • Diameter of center hole
    Φ13mm / Φ25mm / Φ40mm / Φ50mm

Product Overview

Yuanxing Electronics offers high-precision leakage current transformers designed for high-voltage power grid insulation monitoring. These transformers feature a robust metal casing for superior anti-interference and operate across 50Hz/60Hz frequencies. With a measurement range of 0.5–700mA and a rated current of 10–30mA, these leakage current transformers provide exceptional accuracy, featuring an amplitude error of ±0.1% and a phase error of ±1′. These devices ensure grid safety from -30°C to +75°C temperatures.

Typical Products

Image Part Number Rated Input (mA) Ratio Frequency (Hz) Secondary Burden Resistance (Ω) Accuracy Class Dimension L-W-H (mm)
TA25L 10 to 100 1000:1 / 2000:1 50 / 60 0 0.02 / 0.05 12.4-58.0-43.0-56.0
TA25BL 10 to 100 1000:1 / 2000:1 50 / 60 0 0.02 / 0.05 16.0-50.0-44.0-54.5
TA25CL 10 to 100 1000:1 / 2000:1 50 / 60 0 0.02 / 0.05 25.5-68.0-65.5-72.0
TA25DL 10 to 100 1000:1 / 2000:1 50 / 60 0 0.02 / 0.05 40.5-88.0-48.0-91.0
TA25EL 10 to 100 1000:1 / 2000:1 50 / 60 0 0.02 / 0.05 50.0-105.0-86.0-100.0

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