Home > Industry Information > HAH3DR 1200-S03/SP4: High-Performance Three-Phase Current Sensor
The HAH3DR 1200-S03/SP4 is a high-performance three-phase current sensor produced by LEM, which adopts open-loop Hall effect technology and is suitable for automotive applications with high power and low voltage.
Measurement range: ±1200A.
Working voltage: Unidirectional +5V DC.
Operating temperature range: -40°C to +125°C.
Output voltage: Proportional to the input voltage, it has good linearity.
Delay time: less than 6 microseconds.
Frequency bandwidth: up to 40kHz.
High precision: It features extremely low thermal drift and high linearity, ensuring high-precision measurement over a wide temperature range.
Fast response: Capable of quickly responding to current changes, it is suitable for motor control and inverter applications, ensuring the real-time performance and stability of the system.
High bandwidth: With a frequency bandwidth as high as 40kHz, it is suitable for high-frequency current measurement and meets the demands of modern power electronic systems.
No insertion loss: Non-contact measurement is adopted, which will not cause additional loss to the main circuit and improve the overall efficiency of the system.
Low supply current: up to 60mA, suitable for low-power applications.
High sensitivity: The output sensitivity is 1.67mV/A, ensuring high-precision measurement.
Motor control: It is used to monitor the input and output currents of the motor, ensuring that the motor operates in the best condition and improving energy efficiency and performance.
Inverter: Monitor the current of the inverter to ensure the efficiency and stability of the power conversion process.
On-board charging system: Monitor the charging current to ensure the safety and efficiency of the charging process and prevent overcurrent or undercurrent.
High-power motor control: Precise current measurement for industrial motors to ensure they operate at their best, enhancing energy efficiency and reliability.
Frequency converters and inverters: They are used for current monitoring of frequency converters and inverters to ensure the stability and reliability of the system and prevent overcurrent or short circuits.
Automated equipment: It is used to monitor the current in the automated production line, ensuring the normal operation of the equipment and improving production efficiency.
Solar inverter: Monitor the output current of the solar panel to ensure the efficient operation of the inverter and improve the energy conversion efficiency.
Energy storage system: Monitor the charging and discharging current of the energy storage system to ensure its safe and efficient operation and extend the battery life.
Wind power generation: It is used to monitor the current of wind turbines to ensure the efficiency and stability of the power conversion process.
As a high-performance three-phase current sensor, HAH3DR 1200-S03/SP4 is widely used in high-power application scenarios such as electric vehicles, industrial control, and new energy systems,
thanks to its high measurement range, high precision, fast response, and high bandwidth. It not only ensures the high precision and real-time performance of current measurement, but also achieves
no insertion loss through non-contact measurement, greatly enhancing the overall efficiency and reliability of the system.
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