ZMCT103C 5A Current Transformer Module

Specifications

• Model: ZMCT103C
• Type: Current transformer module
• Current Rating: Up to 5A
• Supply Voltage: Typically powered by a low voltage, often 5V DC
• Output Voltage: 0 to 0.1V for 5A primary current (linear output)

Electrical Characteristics

• Primary Current:
  • Maximum Input: 5A AC (alternating current)
• Output Current:
  • Proportional output to the primary current, designed for measurement and monitoring applications
• Sensitivity:
  • Generally, 100mV output per 1A of input current, which translates to 0.1V for 5A
• Output Load Resistance: Typically 10 kΩ for optimal performance

Physical Characteristics

• Dimensions: Compact module size, generally around 50mm x 40mm
• Weight: Light weight, often around 30 grams
• Connection:
  • Input and output terminals for easy wiring
  • Often includes screw terminals for secure connections

Features

• Isolation: Provides electrical isolation between the primary and secondary circuits, enhancing safety
• Compatibility: Works well with microcontrollers, such as Arduino, Raspberry Pi, and others, making it suitable for various projects
• Response Time: Fast response time suitable for real-time applications
• Temperature Range: Typically operates between -20°C to +70°C

Applications

• Energy Monitoring: Used in smart meters for measuring electrical consumption
• Load Measurement: Ideal for measuring current in industrial and commercial electrical systems
• Overcurrent Protection: Can be integrated into protective relays and alarm systems
• Home Automation: Suitable for applications involving home energy management systems

Pin Configuration

• Pin 1: VCC (Power Supply)
• Pin 2: GND (Ground)
• Pin 3: Output Signal (Voltage proportional to the current measured)
• Pin 4: Current Input (Where the current carrying wire passes through)