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RTNT400-S current sensor

Product catalog summary

Overview: The RTNT400-S series current sensor by Rongtech Industry (Shanghai) Inc. is a closed loop device utilizing the Hall effect principle. It offers galvanic isolation between primary and secondary circuits and is designed for accurate measurement of DC, AC, or pulsed currents.

Electrical Specifications:

Rated Input (Ipn): 100A to 400A depending on the model (RTNT100-S to RTNT400-S).
Measurement Range (Ip): Varies from 300A to 900A with specific voltage and resistance requirements.
Turns Ratio (Np/Ns): Ranges from 1:1000 to 1:3000.
Rated Output (Isn): 100mA to 133.3mA with a precision of ±0.5%.
Coil Resistance: 30Ω to 53Ω.
Supply Voltage: ±12V to ±18V.
Power Consumption: ≤20+IpX(Np/Ns) mA.
Zero Current: ≤±0.2 mA at Ip=0.
Offset Drift: ≤±0.5 mA from -40℃ to 85℃.
Response Time: Less than 1.0 μS at 100A/μS, 10%-90%.
Linearity: ≤0.1% Full Scale.
Galvanic Isolation: 6 KV at 50Hz, AC, 1 minute.
Bandwidth: DC to 100 kHz at -3dB.

Applications: Suitable for variable speed drives, welding machines, battery-supplied applications, uninterruptible power supplies (UPS), and electrochemical applications.

General Data:

Operating Temperature: -40 to +85 ºC.
Storage Temperature: -40 to +125 ºC.
Mass: Approximately 125g.

Mechanical Dimensions: All dimensions are in mm with a general tolerance of ±1mm.

Directions for Use:

Ensure correct wiring to avoid sensor damage.
Custom designs are available for different input and output currents.

Standards: Complies with UL94-V0, EN60947-1:2004, IEC60950-1:2001, EN50178:1998, and SJ 20790-2000.

Characteristics Chart: Includes pulse current signal response characteristics and effects of impulse noise.

Catalog excerpts

The RTNT400-S series current sensor is a closed loop device based on the measuring principle of the hall effect, with a galvanic isolation between primary and secondary circuit. It provides accurate electronic measurement of DC, AC or pulsed currents.

Open the catalog to page 1

Rongtech Industry (ShangHai) Inc., RTNT400-SSeries Closed Loop Mode Hall Effect Current Sensor || Mechanical dimension(for reference only) = || Directions for use 1.When the current will be measured goes through a sensor, the current will be measured at the output end. (Note: The false wiring may result in the damage of the sensor) 2.Custom design in the different input current and the output current are available. Effects of impulse noise Pulse current signal response characteristic

Open the catalog to page 2

RTNT400-S current sensor

RTNT400-S current sensor

Catalog excerpts

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