LC1D32U7 SCHNEIDER

LC1D32U7 SCHNEIDER Filter Modules

Product  Description：

Schneider Electric Filter Modules, commonly deployed alongside variable frequency drives (VFDs), servo controllers, and sensitive control electronics, are specialized electromagnetic compatibility (EMC) and line-filtering devices. These modules suppress conductive electromagnetic interference (EMI), reduce radio frequency interference (RFI), and smooth out voltage harmonics generated by high-frequency switching semiconductors. By cleaning the power going into or coming out of automated equipment, they protect adjacent electronic devices from signal distortion and ensure full compliance with international EMC directives.

Product Parameters

The technical baseline of a Schneider Electric Filter Module focuses on current handling, noise attenuation, and line voltage adaptability:

• Rated Operating Voltage: Supports standard single-phase and three-phase industrial mains voltages, typically rated for 200V AC to 480V AC at 50/60 Hz.

• Nominal Current Capacity: Ranging from low-power 4 Ampere units for small control racks up to high-capacity 300 Ampere or higher models for heavy-duty drive systems.

• Attenuation Frequency Range: Engineered to suppress high-frequency noise across a broad spectrum, typically targeted from 150 kHz up to 30 MHz.

• Insertion Loss Rating: High noise rejection performance, providing 30 dB to over 60 dB of signal suppression across target noise frequencies.

• Enclosure Protection Class: IP20 rated for cabinet mounting, with specialized industrial variants offering IP54 protection for harsher environments.

• Leakage Current Limits: Configured to manage ground leakage current, with specific low-leakage models designed for use on sensitive residual current device (RCD) protected networks.

Product Advantages

Schneider Electric Filter Modules deliver vital electrical protection and operational consistency for automated facilities:

• Regulatory Compliance Simplified: Installing matching Schneider filter modules ensures that drive systems meet EN 61800-3 and IEC 61000-6 EMC standards without needing complex custom filtering.

• Enhanced System Reliability: Protects microprocessors, sensors, and communication buses from high-frequency mains noise, drastically reducing random communication timeouts and false sensor trips.

• Extended Equipment Lifespan: Input and output filters reduce high-voltage peak spikes (dv/dt) caused by long motor cables, protecting motor winding insulation and extending bearing life.

• Compact Footprint Options: Many Schneider filter modules feature "footprint" mounting designs, allowing the filter to be mounted directly behind the drive or controller to save valuable DIN rail and cabinet space.

• Seamless System Integration: Specifically engineered to match the mechanical dimensions, terminal layouts, and thermal characteristics of Schneider's Altivar drives and Lexium servo controllers.

Product Applications

These filter units are essential in any industrial environment where power quality and noise suppression are paramount:

• Precision Automation and Robotics: Filtering power feeds to servo controllers and vision systems to maintain tight motion tolerances without electrical noise corruption.

• HVAC and Building Management: Reducing line harmonics generated by large fan and pump drives in commercial buildings to protect sensitive building automation equipment.

• Medical and Laboratory Equipment: Suppressing drive noise in cleanroom automation and pharmaceutical packaging machinery where strict noise limits apply.

• Sensitive Sensor Networks: Isolating main power supplies from analog instrumentation, load cells, and high-precision temperature transmitters.

• Textile and Printing Machinery: Preventing high-frequency crosstalk between dozens of tightly packed drives operating on a shared electrical bus.

Important Precautions

To ensure proper noise suppression and avoid electrical hazards, the following installation rules must be observed:

• Star-Grounded Connections: The filter module MUST be grounded using a short, wide copper ground strap connected directly to a bare metal backplate. High-frequency noise relies on a low-impedance ground path to dissipate effectively.

• Cable Separation Rules: Unfiltered input power lines and filtered output cables must never be routed in the same wire tray or bundled together. Parallel routing allows noise to bypass the filter through capacitive coupling.

• Ground Leakage Awareness: Filter modules contain capacitors connected to earth ground, which naturally increases high-frequency leakage current. Ensure proper grounding before applying power to avoid electric shock hazards.

• IT Network Compatibility: If deploying the filter on an ungrounded (IT) power system, verify whether the filter's ground capacitors need to be disconnected via the module's built-in jumper, as permanent filter damage can occur during ground faults.

• Thermal and Ventilation Clearance: Mount the filter vertically and observe minimum spacing requirements around the unit. High-current filters generate heat during continuous operation and require adequate convection airflow.

The structure and details of the product：

Our services：

Shipping Port:  China

Payment: Bank of Chicago, Bank of Singapore

Express cooperation: fedex, DHL, UPS and your express account

Service: Professional Sales provides 24 hours /7 days online service

Warranty: one year

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