CURRENT TRANSDUCER

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The HTB50-TP/SP3 is a current transducer manufactured by LEM, designed for precise measurement of DC, AC, and pulsed currents up to 50 A. It utilizes open-loop Hall effect technology to provide galvanic isolation between the primary and secondary circuits.

Key Specifications:

• Nominal Current Measurement: 50 A
• Measurement Range: ±50 A
• Supply Voltage: ±12V to ±15V
• Output Signal: Analog voltage proportional to the measured current
• Linearity: ±1%
• Response Time: 3 µs
• Frequency Bandwidth: DC to 50 kHz
• Operating Temperature Range: -40°C to +80°C
• Mounting: Through-hole PCB mounting with a 16 mm diameter aperture for the primary conductor

Features:

• Galvanic Isolation: Ensures electrical separation between the input and output, enhancing safety and measurement integrity.
• Compact Design: Occupies only 4.3 cm² on the PCB with a height of 34 mm, facilitating integration into space-constrained applications.
• Integrated Primary Busbar: Simplifies connection, particularly for currents of 50 A and 100 A.

Applications:

• Industrial Motor Drives: Monitoring and controlling motor currents to ensure efficient operation.
• Renewable Energy Systems: Measuring currents in solar inverters and wind turbine converters.
• Power Supplies: Current monitoring in switch-mode power supplies and uninterruptible power supplies (UPS).
• Battery Management Systems: Monitoring charge and discharge currents to protect and extend battery life.

For detailed technical information and application guidelines, you can refer to the HTB50-TP datasheet.

If you need further assistance or have specific questions about integrating the HTB50-TP/SP3 into your system, feel free to ask!

Approx. Rs 2,000 / PieceGet Latest Price

The LV 25-P is a closed-loop Hall effect voltage transducer manufactured by LEM, designed for precise electronic measurement of DC, AC, and pulsed voltages with galvanic isolation between the primary (high voltage) and secondary (electronic) circuits. citeturn0search0

Key Specifications:

• Nominal Primary Current (IPN): 10 mA RMS

• Measuring Range (IPM): 0 to ±14 mA

• Nominal Secondary Current (ISN): 25 mA

• Conversion Ratio (KN): 2500:1000

• Supply Voltage (VC): ±12 V to ±15 V

• Overall Accuracy (XG): ±0.9% at IPN, TA = 25°C

• Linearity Error (εL): < 0.2%

• Frequency Bandwidth (BW): DC to 100 kHz

• Operating Temperature Range (TA): -40°C to +85°C

• Creepage and Clearance Distances: 19.5 mm

• Isolation Voltage: 2.5 kV RMS for 1 minute at 50 Hz

Features:

• Excellent accuracy and linearity

• Low thermal drift

• Wide frequency bandwidth

• Galvanic isolation between primary and secondary circuits

• Compact design suitable for PCB mounting

Principle of Operation:

To measure voltage, a current proportional to the measured voltage is passed through an external resistor (R1) selected by the user and installed in series with the primary circuit of the transducer. This design allows the transducer to handle nominal voltages from 10 V up to 500 V. citeturn0search0

Typical Applications:

• AC variable speed drives and servo motor drives

• Static converters for DC motor drives

• Battery-supplied applications

• Uninterruptible Power Supplies (UPS)

• Power supplies for welding applications

For detailed information, refer to the official datasheet. citeturn0search2

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The LF505S/SP27 is a current transducer manufactured by LEM, designed to accurately measure and monitor the current flowing through a conductor. It is part of LEM’s family of Hall-effect-based current transducers, which are widely used for electrical measurement and protection systems in industrial, automotive, and power electronics applications.

• Hall Effect Sensor: The transducer uses the Hall effect principle to measure the magnetic field generated by the current flowing through a conductor, which is then converted into a proportional voltage signal.
• Current Measurement Range: The LF505S/SP27 is capable of measuring high currents, typically in the range of ±50 A to ±500 A (the exact range depends on the version of the transducer and its configuration).
• Output Signal: It provides a voltage output that is proportional to the measured current. The output is often available as an analog signal (such as 0–5 V or 4–20 mA), depending on the transducer version.
• Accuracy: The device is designed to provide high accuracy and linearity over the entire current range.
• Electrical Isolation: The transducer offers galvanic isolation between the primary current-carrying circuit and the secondary electronics, ensuring that the measurement system is protected from high voltages and noise.
• Response Time: The transducer is designed to have a fast response time, making it suitable for dynamic or rapidly changing current measurements.
• Package Type: It typically comes in a compact, robust package with terminals for easy mounting and integration into existing systems.

1. High Precision: LEM current transducers like the LF505S/SP27 are known for their high accuracy and reliable performance, making them ideal for critical current measurement applications.
2. Galvanic Isolation: The Hall-effect design ensures that the measurement circuit is electrically isolated from the high-current circuit, which improves safety and prevents ground loops.
3. Versatility: The transducer can be used in a wide range of high-current applications, including industrial motor control, power supplies, and electric vehicle charging stations.
4. Fast Response: The device’s quick response to changes in current makes it suitable for real-time monitoring and protection systems.

• Motor Control and Protection: Used to monitor the current in motors and provide protection against overcurrent conditions.
• Power Distribution: In power grids, substations, or electrical equipment, to measure and monitor current for efficient energy management and protection.
• Battery Management Systems: In electric vehicles (EVs), battery management systems (BMS) for current monitoring and protection.
• Inverters and Power Supplies: To monitor output current in inverters for solar or wind energy systems, uninterruptible power supplies (UPS), or other DC-AC power conversion systems.
• Automation Systems: For process automation or robotics, where precise current measurement is critical for system control and fault detection.

If you are looking for refurbished versions of this transducer, it’s important to ensure that the device is in good working condition and meets the necessary specifications for your application. If you need specific datasheets or a closer look at the model for integration into your system, feel free to ask!

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The HXN50-P is a current transducer manufactured by LEM (a leading provider of current and voltage transducers). This type of transducer is used to measure and convert electrical current flowing through a conductor into a proportional output signal that can be easily processed or monitored in electronic systems. LEM's current transducers are often used in industrial applications, power management systems, and monitoring solutions.

1. Hall Effect-Based Measurement:

   • The HXN50-P uses Hall Effect technology to measure current. It senses the magnetic field generated by the current flowing through the conductor and converts this into a proportional output voltage or current. This method allows for non-invasive current measurement, providing galvanic isolation between the high-current conductor and the measuring system.

2. Measurement Range:

   • The HXN50-P is designed to measure currents up to 50 A. It typically provides accurate measurements for both AC and DC currents within this range, making it versatile for a wide range of applications.

3. High Accuracy:

   • LEM's current transducers are known for their high accuracy in measuring current. The HXN50-P offers precise measurements with low offset voltage and temperature drift, ensuring reliable performance in demanding environments.

4. Galvanic Isolation:

   • One of the key advantages of the HXN50-P is its galvanic isolation between the high-current side (primary side) and the low-voltage measurement circuitry (secondary side). This isolation protects sensitive electronics from high voltages and reduces the risk of electrical shocks.

5. Output Signal:

   • The HXN50-P typically provides an output signal in the form of a voltage or current (often proportional to the measured current). The output signal can be interfaced with data acquisition systems, microcontrollers, or analog-to-digital converters (ADC) for monitoring and control applications.

6. Wide Frequency Response:

   • The HXN50-P can measure currents with high-frequency components, making it suitable for AC applications and high-speed switching systems. This capability is important in applications like

• Industrial Power Monitoring: The HXN50-P is widely used in systems for monitoring industrial motors, power supplies, battery chargers, and other high-power equipment.
• Energy Management Systems: In energy metering and load monitoring, the transducer helps track current flow to optimize power consumption and efficiency.
• Electric Vehicles (EVs): Used for current monitoring in EV battery systems, inverters, and motors to ensure proper operation and energy management.

The HXN50-P from LEM is a Hall-effect-based current transducer designed for measuring up to 50 A of AC and DC current with high accuracy and galvanic isolation. It is ideal for a range of applications, including industrial power monitoring, battery management, electric vehicles, and renewable energy systems. Its robust design, accurate performance, and non-invasive measurement make it a versatile solution for modern electrical measurement and control systems.

Let me know if you'd like more specific technical information or a datasheet for the HXN50-P current transducer!

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