Intelligent Equipment Component Micro Curernt Transformer

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Product Description

Basic Information

Model NO.
TR2137-2C
Phase
Single
Operation Condition
Indoor
Usage
Protection, Measurement
Winding Form
Single Layer & Tightly Wound Type
Insulating Medium
Epoxy Resin
Installation
PCB Mount
Magnetic Circuit Structure
Single Stage Type
Voltage Transformation
Electromagnetic Type
Transport Package
Standard Box, Vacuum Package Acceptable
Specification
12.5*25.5*pin10
HS Code
850450
Production Capacity
3,000,000

Product Description

Instrument Current Transformer

This product is specifically designed for the monitoring of multi-function meters, intelligent detection instruments, electronic watt-hour meters, and building control systems. It is ideally suited for use in miniature transformers for current detection in instrumentation and distribution network automation.

Main Features

  • Small size and light weight, optimized for high-density PCB installation.
  • Secondary current output with strong anti-interference capability.
  • Cost-effective solution with easy integration.

Electrical Parameters

Input Rated Current (Iin):
0-10A
Output Rated Current (Io):
0-10mA
Max Measuring Current:
2 × Iin
Nonlinearity:
Precision < ±0.1%
Phase Error:
< ±5'
Frequency Range:
45-1500Hz
Insulation Resistance:
> 500MΩ

Performance Specifications

Type Input Rated Current (A) Output Rated Current (mA) Max Rated Times Precision (±%) Phase Error (±') Second Load (Ω) Withstand Voltage (V)
TR2111-1B0~200~2050.15≤200≥3000
TR2116C0~100~1020.110≤100≥3000
TR2120C0~100~1030.110≤100≥3000
TR2121-1C0~50~540.110≤200≥3000
TR2121-3C0~50~540.110≤200≥3000
TR2137-2C0~100~1040.110≤50≥3000
TR2145C(B)0~50~5200.110≤20≥3000
TR2146C(B)0~50~5200.110≤100≥3000
TR2155C0~50~520.110≤100≥3000
TR2155-2C0~50~520.110≤100≥3000
TR2172C0~200~2050.15≤200≥3000
TR21100C0~50~520.115≤100≥3000
TR21100-2C0~50~520.115≤100≥3000
TR21141-1C0~50~5120.110≤200≥3000
TR21180C0~100~1040.110≤50≥3000
TR21181C0~100~1040.110≤50≥3000

Product Gallery

Frequently Asked Questions

What are the primary applications for this current transformer?
It is used for monitoring multi-function meters, intelligent detection instruments, electronic watt-hour meters, and building control systems.
Is this transformer suitable for PCB mounting?
Yes, it features a small size and light weight design specifically optimized for high-density PCB installation.
What is the precision level of the TR21 series?
The series offers high precision with nonlinearity less than ±0.1% and a phase error of less than ±5'.
What insulating material is used in the construction?
The transformer uses high-quality Epoxy Resin as the insulating medium for indoor operation conditions.
What is the frequency range for these transformers?
The transformers are designed to operate within a frequency range of 45Hz to 1500Hz.
Does it support vacuum packaging for transport?
Yes, while standard box packaging is used, vacuum packaging is acceptable for transport requirements.

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