RTO200G3 3 phase open loop current sensor

Product catalog summary

Overview: The RTO200G3 series is a three-phase open loop Hall Effect current sensor designed by Rongtech Industry (Shanghai) Inc. It provides accurate electronic measurement of DC, AC, or pulsed currents with galvanic isolation between primary and secondary circuits.

Electrical Specifications:

Rated Input (Ipn): Ranges from ±50A to ±200A depending on the model.
Measurement Range (Ip): Ranges from ±150A to ±600A.
Rated Output: ±4±1.5% V at Ipn.
Supply Voltage: ±15V ±5%.
Consumption Current: ≤60 mA.
Offset Voltage at Ip=0: ≤30 mV.
Magnetic Offset at Ip=±Ipn-0: ≤±30 mV.
Offset Drift: ≤±2.0 mV/°C from -40 to +85°C.
Amplitude Drift: 0.08 %/°C from -40 to +85°C.
Linearity: ≤1 %FS at Ip=0-±Ipn.
Response Time: ≤5 μS at 50A/μS, 10%-90%.
Galvanic Isolation: 2.5 KV at 50HZ/60HZ, AC, 1min.
Isolation Resistance: 500 MΩ at DC 500V.

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

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

General Data:

Operating Temperature: -40 to +85°C.
Storage Temperature: -40 to +125°C.
Mass: Approximately 99 g.

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

Directions for Use:

Current flows in the forward direction as indicated by the arrowhead.
The primary conductor should not exceed 120°C.
Optimal dynamic performance is achieved when the primary hole is fully filled with the bus bar.
Voltage is measured at the output end when current passes through the sensor.
Output amplitude can be adjusted as needed, and custom designs are available for different rated input currents and output voltages.

Characteristics Charts: Includes pulse current signal response characteristics and effects of impulse noise, as well as input current-output voltage characteristics.

Catalog excerpts

RTO200G3 3 phase open loop current sensor-1

Rongtech Industry(ShangHai) Inc., RTO200G3 Series Three-phase Open Loop Mode Hall Effect Current Sensor Rongtech <E> The RTO200G3 series current sensor is a open loop device based on the principle of the hall effect, with a galvanic isolation between primary and secondary circuit, It provides accurate electronic measurement of three phase DC, AC or pulsed currents.

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RTO200G3 3 phase open loop current sensor-2

|| Mechanical dimension(for reference only) 1.It will be in a forward direction when the Ip flows according to the direction of the arrowhead. 2.The primary conductor should be^120°C. 3.The dynamic performance (di/dt and the response time) is the best when the primary hole is fully filled with the bus bar. 4.when the current will be measured goes through a sensor, the voltage will be measured at the output end. (Note: The false wiring may result in the damage of the sensor) 5. Customs can adjust Output amplitude of the sensor by needs. 6. Custom design in the different rated input current and...

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