Closed-loop current sensor / DC / leakage current SCD12 Series

Product catalog summary

Product Description:
The SCD12 is a DC leakage current sensor utilizing magnetic modulation closed-loop technology for isolated measurement of small DC currents. It features a high isolation voltage of over 3000VAC between primary and secondary circuits, a temperature compensation circuit for zero drift control, and accurate measurement capabilities. The sensor is designed for perforated input, screw fastening, and guide bar installation, with dimensions of 45mm x 30.6mm x 62mm and a 17mm aperture. It complies with the UL94-V0 flame retardant rating.

Applications:
The sensor is suitable for use in electric power, industrial automation, and solar photovoltaic industries.

Implementation Standards:
The product adheres to standards GB/T 7665-2005, JB/T 25480-2010, JB/T 11205-2011, and SJ 20790-2000.

Technical Parameters:

Input power supply voltage range: ±11 to ±18 VDC
Current consumption: ±10 mA
Withstand resistance: 1000 MΩ at 500V DC
Output voltage: 4.950 to 5.050 V at IPN, RL=10KΩ, TA=25℃
Output internal resistance: 100 Ω
Load resistance: 10 KΩ
Accuracy: ±1%
Linearity: ±0.5%
Offset voltage: ±50 mV
Temperature coefficient of offset voltage: ±1 to ±2 mV/℃
Response time: 500 to 900 ms
Operating temperature range: -10 to 75℃
Storage temperature range: -25 to 85℃
Insulation withstand voltage: 3000 VAC
Weight: 70 g

Model Parameters:
The SCD12 model supports primary currents of 10mA, 20mA, 50mA, 100mA, and 1A, with corresponding maximum peak values and output voltages.

Notes:

Product size error is ±0.5mm.
Primary aperture is φ17mm.
Fastening hole dimensions are ○5*2mm*2.
Output terminal is 2.54mm-2*4P, with a DB15 interface for guide output.
Incorrect wiring may damage the sensor.
The zero voltage of the sensor can be adjusted as needed.

Catalog excerpts

Closed-loop current sensor / DC / leakage current SCD12 Series-1

DC Leakage Current Sensor SCD12 Product description Features SCD series DC leakage current sensor, using the principle of magnetic modulation closed-loop, for isolated measurement of DC milliampere small current. The isolation voltage between primary and secondary is greater than 3000VAC. Temperature compensation circuit control, zero drift, accurate measurement. Perforated input, screw fastening, guide bar installation. Overall size(mm): 45(L)×30.6(W)×62(H)；Aperture：17mm Comply with UL94-V0 flame retardant rating. Applications Widely used in emerging industries and fields such as electric power, industrial automation, solar photovoltaic, etc. Implementation standards GB/T 7665-2005 JB/T 25480-2010 JB/T 11205-2011 SJ 20790-2000 Certifications Shenzhen SoCan Technologies Co.,Ltd SoCan is committed to continuously improving product quality, and the company reserves the right to update its products. www.szsocan.com 1/4 sales@szsoca

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Closed-loop current sensor / DC / leakage current SCD12 Series-2

Technical Parameters Model Parameters （25℃） Primary Current IPN (DC) Primary Current Max. Peak Value IPM(DC) Output voltage Vout @±IPN，RL=10KΩ Output internal resistance ROUT Temperature coefficient of offset voltage TCVOE Current consumption Ic Withstand resistance RINS @500V DC Output voltage Vout @IPN， RL=10KΩ，TA= 25℃ Operating ambient temperature range TA Storage ambient temperature range Ts Insulation withstand voltage VD@50Hz, 60s, 0.1mA Weight m Input power supply voltage range Vc（±5%）（Remark 1） Shenzhen SoCan Technologies Co.,Ltd SoCan is committed to continuously improving product quality,...

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Closed-loop current sensor / DC / leakage current SCD12 Series-3

If VC is less than the minimum value, the measurement will be inaccurate. If VC is greater than the maximum value, it may cause permanent failure of the measuring device. Dimensional drawing of the guide bar: Shenzhen SoCan Technologies Co.,Ltd SoCan is committed to continuously improving product quality, and the company reserves the right to update its products. www.szsocan.com 3/4 [email protected]

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Closed-loop current sensor / DC / leakage current SCD12 Series-4

Wiring diagram: Notes: 1. Product size error: ±0.5mm; 2. Primary aperture: φ17mm; 3. Fastening hole: ○5*2mm*2; 4. Output terminal: 2.54mm-2*4P, Guide output: DB15 interface; 5. The IP indication direction is the positive direction of the current, and the OFS is the zero adjustment; 6. Incorrect wiring may cause damage to the sensor; 7. The zero voltage of the sensor can be adjusted appropriately according to the needs of users; Shenzhen SoCan Technologies Co.,Ltd SoCan is committed to continuously improving product quality, and the company reserves the right to update its products. www.szsocan.com...

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