Lowest Price Rogowski Coil Current Clamp Flexible Current Transformer

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Product Description

Basic Info.
Model NO.
STP/NRC-100
Production Process
Integration
Material
Metal
Accuracy Grade
0.5G
Application
All Electronic, Electrical, Electric Related Cases
IP Rating
IP20
Certification
CE
Current Range
0.5-100ka AC
Output
150mv, 333mv, 500mv, 1V, 1.5V, 3V
Bandwidth
20Hz to 2kHz
Power Supply
3.3V-5V DC
Operating Temp
-20℃ to 70℃
Rogowski Coil Current Clamp
Product Description

Three in one STP Splitter (Built-in integrator selectable)

Splitter Detail 1 Splitter Detail 2

STP with a selectable built-in integrator that outputs a three-way Rogowski coil signal through an RJ45 port or 8 Pin. Power supply 3.3 ~ 5V. Output options include 150mV, 333mV, 500mV, 1V, 1.5V, 3V AC.

Advantage
Portable mini design, easy for installation.

Analog Connection Diagram

Connection Diagram

Size Chart

Size Chart

RJ45 Connector Definition

Connector Definition
Technical Specifications
Parameter Details
ModelSTP
Rated Output100A, 600A, 1000A, 3000A, 6000A... (333mV AC typical)
Maximum Output3V rms (Overload)
Power Supply3.3V-5V DC
Bandwidth20Hz-2kHz
Read Accuracy1% typical at 1%(≥10A) to 200% of rated current
Linearity±0.2% (5% - 200%)
Phase Error≤0.5°
IP RatingIP20
Product Image 3 Product Image 4 Safety Instructions
Safety instructions

⚠️ Warning! Ignoring this warning can lead to serious danger. Installation and operation must be carried out by qualified professionals with electrical training.

⚡ Electric shock warning! Ensure all necessary measures are taken to prevent electric shock. Do not touch conductive parts after installation.

Attention: Do not damage the coil. Twisting, pricking, or over-bending will greatly reduce accuracy and service life.

What is a Rogowski coil?

Rogowski coils are air-cored coils placed around a conductor. The magnetic field produced by the current induces a voltage in the coil proportional to the rate of change of current. By using precision winding techniques, the output is not influenced by the position of the conductor and rejects external magnetic field interference.

  • Wide dynamic range and high linearity.
  • Easy to install in limited space or on large/awkwardly shaped conductors.
  • No danger from open-circuited secondaries.
  • Non-intrusive: draws no power from the main circuit.
Model No. Definition
Model Definition Chart Application view 1 Application view 2
FAQ
What are the main advantages of the STP split Rogowski coil?
It offers a portable mini design for easy installation, high linearity, and a selectable built-in integrator for versatile output options.
What power supply does the built-in integrator require?
The system requires a DC power supply between 3.3V and 5V.
Does the coil measure direct current (DC)?
No, Rogowski coils are designed for AC measurement. However, they can measure the AC component accurately even with a large DC component present.
What is the protection rating of this product?
The product has an IP20 rating, suitable for electronic and electrical case applications.
Can the output signal be customized?
Yes, the output is selectable with options including 150mV, 333mV, 500mV, 1V, 1.5V, and 3V AC.
How is the connection handled for the three-way signal?
The three-way Rogowski coil signal is output through a standard RJ45 port or an 8-pin connector.

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