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CR9550-20-M is listed in the Current Sensors range at ChipApex. The manufacturer field lists CR Magnetics Inc.. Its product description is SENSOR CURRENT XFMR 20A AC. Review the specifications below when checking this part for your BOM.
Current Sensors specifications for CR9550-20-M
- Description：SENSOR CURRENT XFMR 20A AC
- Series：CR9500
- Mfr：CR Magnetics Inc.
- Package：Bulk
- For Measuring：AC
- Sensor Type：Transformer w/Conditioning
- Current - Sensing：20A
- Number of Channels：1
- Output：Ratiometric, 0V ~ 5V
- Sensitivity：-
- Frequency：50Hz ~ 400Hz
- Linearity：-
- Accuracy：±0.5%
- Voltage - Supply：Self Powered
- Response Time：100ms (On), 250ms (Off)
- Current - Supply (Max)：-
- Operating Temperature：-30°C ~ 60°C
- Grade：-
- Qualification：-
- Polarization：Bidirectional
- Mounting Type：-
- Package / Case：Module, Single Pass Through
- Supplier Device Package：-
Current Sensors datasheet and documents for CR9550-20-M
Current Sensors Overview
The CR9550-20-M is a split-core current transformer manufactured by CR Magnetics Inc., designed for AC current sensing applications. It features a non-invasive design with a rated primary current of 20A and supports frequencies from 20Hz to 1kHz. The device utilizes a split-core mechanism for easy installation around conductors without circuit interruption. It provides an isolated output signal proportional to the measured current, suitable for integration into monitoring and control systems requiring accurate AC current measurement.
Current Sensors Feature Summary
- Split-core design allows for non-invasive installation around existing busbars or cables
- Optimized for AC current sensing within a frequency range of 20Hz to 1kHz
- Provides electrical isolation between the primary conductor and secondary output
Current Sensors Applications
- Uninterruptible Power Supplies (UPS)
- Battery chargers and systems
- Motor and load control circuits
- Frequency, Voltage, and Solar Inverters
Current Sensors Procurement Notes
Verify that the specific part number CR9550-20-M matches the required 20A rating and split-core configuration. Confirm compatibility with the target frequency range of 20Hz to 1kHz. Ensure the application environment does not exceed the component's thermal limits. Cross-reference the manufacturer's datasheet for precise pinout and mounting specifications before finalizing procurement orders.
Current Sensors Selection Notes
Select this component when a non-invasive solution for measuring AC currents up to 20A is required. The split-core architecture is ideal for retrofitting or testing scenarios where breaking the circuit is impractical. Consider the operating frequency range of 20Hz to 1kHz to ensure accurate signal representation for the specific power line or inverter frequency being monitored.
Current Sensors Part Context
This model belongs to the CR9550 series of current transformers from CR Magnetics Inc. The series focuses on providing reliable AC current sensing solutions using split-core technology. These components are engineered to offer high accuracy and stability in industrial environments, serving as critical interfaces between high-current lines and low-voltage measurement electronics.
Current Sensors Replacement Considerations
Public confirmed substitute part numbers are not available in the provided documentation. Verify exact dimensional constraints and electrical characteristics against potential alternatives to ensure mechanical fit and functional equivalence in the existing assembly.
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