Class 0.5 IP67 Flexible Cts Rogowski Coil Y-Fct Rogowski Clamp Sensor Flexible Current Transformer

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Product Description

Basic Specifications

Model NO.
Y-FCT
Material
Metal / Thermoplastic rubber
Accuracy Grade
0.5G
IP Rating
IP67
Certification
CE
Current Range(RMS)
0-100ka AC
Output Signal
85mv/Ka@50Hz, 100mv/Ka@50Hz
Linearity
±0.2% of Reading
Bandwidth
1Hz to 100kHz
HS Code
8504311000
Rogowski Coil Y-Fct
Flexible Rogowski Coil Sensor

Product Description & Features

Y-FCT Ø8 Flexible Rogowski Coil is a high-performance current transducer based on the Rogowski principle. It is particularly suitable for measurement in combination with portable devices and in applications where traditional transducers are not fitting due to space or weight constraints.

  • High linearity from 1A to 100kA
  • Wide dynamic range for versatile AC measurement
  • Ideal for large or awkward shaped conductors
  • No danger from open-circuited secondary
  • Not damaged by large overloads
  • Non-intrusive design, draws no power from the main circuit
  • IP67 rating for superior environmental protection

Technical Parameters

MODEL Y-FCT-200 Y-FCT-350 Y-FCT-510 Y-FCT-800
Coil length200mm350mm510mm800mm
Window size50mm100mm150mm240mm
Rated current600A1000A3000A6000A
Coil Resistance140 ±10Ω210 ±10Ω290 ±10Ω430 ±10Ω
Weight140g150g160g180g
AccuracyCalibrated <0.5% (central position, 25ºC)
Max Current100kA
Linearity±0.2% of reading
Safety Features
Dimension Diagram
Coil & Cable MaterialThermoplastic rubber, flame retardant UL 94 V-0 rated
CouplingsPA6 UL 94 V-O rated
Available ColorsBlack, Yellow, Red, Green, Blue
Shielding100% coil, 100% output cable
Safety CertsCE marked, LVD EN 61010-1:2010, EMC EN 61326-1:2013
InsulationCoil: 3000V; Signal cable: 1000V
Output options
Rogowski current sensor
Current clamp application

What is a Rogowski coil?

Rogowski coils are based on a simple principle: an "air-cored" coil is placed around the conductor in a toroidal fashion. The magnetic field produced by the AC current induces a voltage in the coil proportional to the rate of change of current. This voltage is integrated to produce an output proportional to the actual current.

Internal Structure 1
Internal Structure 2

Frequently Asked Questions

What is the measurement range of the Y-FCT series?
The Y-FCT series offers a very wide dynamic range, capable of measuring AC currents from as low as 1A up to 100kA.
Is the Rogowski coil suitable for outdoor use?
Yes, the Y-FCT series features an IP67 rating, making it highly resistant to dust and water immersion, suitable for various demanding environments.
Can this coil measure DC current?
No, Rogowski coils do not measure direct currents (DC). However, they can accurately measure AC components even when superimposed on a large DC component because there is no iron core to saturate.
Does the output require an external integrator?
The coil output is proportional to di/dt and typically requires an electronic integrator for phase shift compensation. However, some specific meters can interface with these coils directly.
Are different sizes available?
Yes, standard coil lengths include 200mm, 350mm, 510mm, and 800mm, with window sizes ranging from 50mm to 240mm to accommodate different conductor sizes.
Is it safe to leave the secondary circuit open?
Yes, unlike traditional current transformers, there is no danger from open-circuited secondaries with Rogowski coils, ensuring high operational safety.
Y-FCT Summary

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