1FK7063-2AF71-1RH0 SIEMENS Filter Module

Description

1FK7063-2AF71-1RH0 SIEMENS Filter Module

Product Dimensions：

Product Description

A Siemens Filter Module is an electrical or electronic component designed to improve the quality of power supply or signals within an industrial control system. Its primary purpose is to suppress or attenuate unwanted electrical noise, interference, and harmonic distortion.

These modules are essential for maintaining the reliable operation of sensitive electronic devices, such as PLCs, drives, and instrumentation, particularly in environments characterized by high electrical noise generated by devices like variable speed drives, motors, and switching power supplies. Filters can be broadly categorized as:

1. Line Filters (EMC/RFI Filters): Installed on the power input lines to reduce conducted electromagnetic interference (EMI) and radio-frequency interference (RFI).

2. Harmonic Filters: Used in power systems to mitigate harmonic distortion caused by non-linear loads, ensuring cleaner power quality.

3. Signal Filters: Integrated into I/O circuitry to stabilize analog signals or suppress high-frequency noise in communication lines.

Product Parameters

The specifications of a Filter Module are determined by the electrical characteristics it is designed to manage:

Product Advantages

• Increased System Reliability: By mitigating electrical noise, filters prevent malfunctions, intermittent errors, and potential hardware damage in sensitive automation components.

• EMC Compliance: Helps the overall system meet stringent electromagnetic compatibility (EMC) directives and regulatory standards, avoiding potential penalties and operational issues.

• Improved Signal Quality: Ensures clean, stable power to sensitive instrumentation and clear, accurate transmission of analog and communication signals.

• Extended Equipment Life: Reduces thermal stress and electrical disturbances on connected devices (like power supplies and drives), extending their service life.

• Simplified Installation: Siemens filters are often designed for easy integration into control cabinets, matching the aesthetics and mounting features of other Siemens components.

Important Precautions

• Proper Grounding: The filter’s performance is critically dependent on a low-impedance connection to the system’s protective earth (PE) ground. Ensure a short, thick connection cable or direct chassis mounting.

• Sizing: The filter must be correctly rated for the maximum continuous current and voltage of the circuit it is protecting. Using an undersized filter can lead to overheating and failure.

• Isolation: Power cables on the “unfiltered” side (source side) must be physically separated from the “filtered” side (load side) to prevent noise from coupling back into the clean circuit.

• Leakage Current: Due to the internal capacitors, high-performance line filters often have significant leakage current to ground. Safety regulations must be reviewed to ensure the grounding system can handle this current without tripping safety devices.

• Installation Environment: Install the filter module away from heat sources and ensure adequate ventilation, as it may dissipate some heat during operation.

Product Applications

Filter Modules are crucial in virtually any industrial setting where sensitive electronics operate alongside high-power devices:

• Variable Speed Drive (VFD) Systems: Line filters are used to suppress the high-frequency switching noise generated by VFDs that can travel back onto the main power line.

• Medical and Laboratory Equipment: Ensuring ultra-clean power is supplied to highly sensitive measurement devices.

• Control Cabinets: Installed on the main power feed of a control cabinet to protect the PLC, power supplies, and I/O modules from external power disturbances.

• Distributed Power Systems: Used to clean the power supply for remote I/O and communication hubs placed near heavy machinery.

• Telecommunications: Filtering noise on data and communication lines in electrically noisy factory environments to maintain data integrity.

Shipping Port: Xiamen, China

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