Mini Universal Relay Tester ARL-KFA320

Mini Universal Relay Tester | Model: ARL-KFA320

At a Glance: Mini Universal Relay Tester | Model: ARL-KFA320

• Primary Use: Testing and calibrating various protection relays in electrical systems.
• Key Benefit: Extremely portable and lightweight ($\text{3.5 kg}$) with an integrated industrial $\text{PC}$ and touchscreen for comprehensive on-site testing.
• Built For: Power system professionals needing a compact, high-precision tool for relay commissioning, maintenance, and fault-finding.

Your Solution for Field Relay Testing

The Mini Universal Relay Tester (ARL-KFA320) is a highly compact and innovative test set engineered for efficient field testing of protection relays. This device streamlines on-site operations by integrating a powerful output system with a built-in industrial $\text{PC}$ and a $\text{10.1}$ inch high-definition touchscreen. It provides the full suite of testing functions required by power system professionals for high-precision calibration and troubleshooting of modern and traditional protection schemes.

Key Features & Benefits

• Unmatched Portability: Designed for easy transport with a low weight of only $\text{3.5 kg}$ and a compact physical size, making it ideal for field work.
• Integrated Control: Features a built-in Industrial PC and a $\text{10.1}$ inch $\text{HD}$ Touchscreen for direct control, setup, and results analysis without requiring an external computer.
• High-Performance Outputs: Equipped with $\text{3}$ current outputs and $\text{3}$ voltage outputs for reliable and precise signal injection.
• Wide Testing Capabilities: Capable of testing a broad range of relays, including those based on:

  • Current

  • Voltage

  • Frequency

  • Power

  • Impedance

  • Differential

  • Harmonics

  • Symmetrical components

• Digital Substation Ready: Supports advanced testing of $\text{IEC 61850}$-compliant protocols, including $\text{GOOSE}$ messages and $\text{Sampled Value (SV)}$ streams.

Technical Specifications Summary (Partial)

Frequently Asked Questions (FAQ)

What makes the ARL-KFA320 suitable for field testing? Its main strength is its exceptional portability, weighing only $\text{3.5 kg}$. The integrated industrial $\text{PC}$ and touchscreen eliminate the need for carrying and connecting an external laptop, simplifying and speeding up on-site operations.

Does the tester support modern digital substation standards? Yes, the ARL-KFA320 is capable of testing protection relays that utilize $\text{IEC 61850}$ protocol, specifically supporting the injection and reception of $\text{GOOSE}$ messages and $\text{Sampled Value (SV)}$ streams.

What types of relays can this universal tester calibrate? It can test and calibrate a wide variety of relays, including those based on fundamental measurements like current, voltage, frequency, and power, as well as complex functions such as impedance, differential, harmonics, and symmetrical components.

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