HR2000 RELIANCE

Reliance HR2000 Filter Modules

Brand：RELIANCE Model number：HR2000

Country of origin: United States Product weight：0.55kg

HS code：9032899099

Product Details：

Product Dimensions：

A Reliance Filter Module, particularly an AC Mains Filter or EMI/RFI filter, is an electrical component designed to suppress electrical noise and interference on power lines. This noise, often generated by switching power supplies, motor drives, or other industrial equipment, can disrupt the operation of sensitive electronics and violate electromagnetic compatibility (EMC) standards.

Functionality: Filter modules work by attenuating (reducing) high-frequency electrical noise while allowing the desired power frequency (e.g., 50 Hz or 60 Hz) to pass through unimpeded. They typically use a combination of inductors (chokes) and capacitors to create a low-pass filter circuit.

Common Mode Filtering: Suppresses noise that appears on both power lines relative to ground.
Differential Mode Filtering: Suppresses noise that appears between the power lines.

Types:

AC Mains Filters: Designed to be installed at the input of a device (like a motor drive) to filter noise coming from the AC power line and to prevent noise generated by the device from returning to the grid.
DC Bus Filters: Used within power electronic systems (e.g., DC drives) to smooth out voltage ripples and suppress high-frequency noise on the DC bus.
Output Filters (dv/dt filters, sinewave filters): Sometimes used on the output of Variable Frequency Drives (VFDs) to reduce voltage spikes (dv/dt) and harmonic distortion, protecting the motor and cables.

Key Features:

High Attenuation: Effective in suppressing noise across a wide frequency spectrum.
Robust Construction: Designed to handle industrial voltage and current levels.
Compact Design: Often designed to be easily mounted near the equipment they protect.
Safety Compliance: Built to meet relevant safety and EMC standards.

Product Parameters

Specific parameters vary depending on the filter's application and power rating:

Voltage Rating: The maximum continuous voltage the filter can handle (e.g., 230V AC, 460V AC, 500V AC).
Current Rating: The maximum continuous current the filter is designed for (e.g., 15A, 38A, 100A).
Frequency: Typically 50/60 Hz for AC mains filters.
Inductance and Capacitance Values: These determine the filter's attenuation characteristics.
Power Loss: The amount of power dissipated by the filter itself.
Enclosure Rating: IP (Ingress Protection) rating indicating resistance to dust and water (e.g., IP20, IP21).
Dimensions and Weight: Physical size and mass.
Compatibility: Designed to be compatible with specific Reliance drives or equipment series (e.g., GV3000/SE series, SP500 series).
Short-Circuit Withstand Rating: The maximum fault current the filter can safely withstand.

Product Advantages

EMC Compliance: Helps industrial equipment meet stringent electromagnetic compatibility standards (e.g., CE, FCC), preventing interference with other electronic devices.
Improved System Reliability: By reducing electrical noise, filters prevent malfunctions and erratic behavior in sensitive control electronics, leading to more stable operations.
Equipment Protection: Suppressing voltage spikes and harmonics protects motors, drives, and other connected equipment from premature wear and failure.
Reduced Downtime: Cleaner power results in fewer unexpected shutdowns and errors, improving overall system availability.
Enhanced Performance: For drives, filters can lead to smoother motor operation and reduced motor heating.
Safety: Minimizes conducted emissions that could pose a safety risk or interfere with communication systems.

Important Considerations

Proper Sizing: The filter must be correctly sized for the voltage and current rating of the equipment it protects. An undersized filter won't be effective, while an oversized one might be unnecessarily expensive.
Installation Location: Filters should be installed as close as possible to the noise source or sensitive equipment, with proper grounding, to maximize their effectiveness.
Grounding: Effective grounding is crucial for filter performance, especially for common mode noise suppression.
Cable Routing: Separate input and output cables to prevent coupling of noise around the filter.
Temperature: Ensure the operating temperature of the installation environment is within the filter's specified range.
Legacy Products: As Reliance Electric is a legacy brand, availability of new filters might be limited. Consider aftermarket alternatives or plan for system upgrades when dealing with older equipment.

Product Applications

Reliance filter modules are essential in applications where power quality and EMC are critical:

Motor Control Systems:

Installed with Variable Frequency Drives (VFDs) and DC drives to prevent noise generation and improve motor performance.
Used in conjunction with servo drives for precise motion control.

Industrial Automation:

Protecting PLCs, HMI panels, and other sensitive control electronics from electrical interference.
Ensuring stable operation of robotic systems.

Power Distribution:

Filtering harmonics and noise in industrial power distribution networks.

Commercial and Residential:

While Reliance Electric focuses on industrial applications, the principles of filter modules apply to various electronic systems requiring clean power.

Renewable Energy:

Filtering noise from inverters in solar and wind power systems to meet grid compliance standards.

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