CSNF161 CSNF161-101 Closed-loop Current Sensor For Feedback Control Systems

Basic Information:

• Product Model: CSNF161-101
• Sensor Type: Closed-loop current sensor based on Hall effect and zero-flux balance method (feedback system), which maintains zero magnetic flux in the sensor core at all times.

Measurement Range:

• Rated Current: 100A
• Measurable Current Range: ±150A (supports DC, AC, and pulse current measurement)

Product Features:

• High Precision: Accuracy up to ±0.5%
• Fast Response: Response time < 0.5μs
• Electrical Isolation: High-degree electrical isolation between primary and secondary circuits; isolation voltage: 3kVRMS/50kHz/1min
• Strong Overload Capability: Capable of withstanding high overload currents
• Wide Operating Temperature Range: -40℃ to +85℃

Operating Conditions:

• Power Supply Voltage: ±12V to ±15V DC (±5%)
• Coil Resistance: 30Ω

Application Fields:

• Variable Frequency Drives: Monitors current in variable frequency drives to ensure normal operation and protect equipment
• Overcurrent Protection: Real-time current monitoring in circuits to trigger protection mechanisms when current exceeds set values
• Power Supply Systems: Monitors output current of power supplies to ensure stable supply and protection
• Feedback Control Systems: Provides accurate current information for feedback control systems to achieve precise control
• Robotics: Suitable for robot drive systems to monitor motor current, aiding in precise motion control and fault diagnosis
• Welding Equipment: Monitors current in welding equipment to ensure welding quality and equipment safety

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