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MCB Instantaneous Action Characteristic Test Bench.png
MCB Instantaneous Action Characteristic Test Bench.jpg

MCB Instantaneous Action Characteristic Test Bench - Reliable Testing Solutions from China Suppliers and Factory

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The MCB Instantaneous Action Characteristic Test Bench is a top-notch solution for accurately testing the magnetic trip response of miniature circuit breakers (MCBs) under high-current conditions. This advanced testing equipment ensures fast, repeatable, and reliable results, making it an essential tool for MCB manufacturers and quality control laboratories in China.

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✅ Reliable verification of instantaneous (magnetic) trip characteristics vital for suppliers of circuit breakers.

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✅ High-current output with a rapid response time, ideal for factory settings where efficiency is crucial.

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✅ Accurate measurement of trip time and action threshold to ensure quality and performance standards.

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✅ Automatic data recording and pass/fail judgment for streamlined testing processes in manufacturing.

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✅ Stable performance designed for long-term continuous operation, perfect for suppliers looking to maximize productivity.

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    Contact us
    Product Detail

    🔬 Equipment Overview

    The MCB Instantaneous Action Characteristic Test Bench is a dedicated testing solution for verifying the magnetic (instantaneous) tripping performance of miniature circuit breakers.
    The system applies a controlled high-current impulse to the MCB and accurately measures the trip time and action behavior, ensuring full compliance with international standards.

    Designed for high efficiency, stability, and repeatability, the test bench is suitable for both manual operation and integration into automated MCB testing lines.

    ⚙️ System Configuration

    The test bench typically consists of the following systems:

    • Control System

      Equipped with an advanced control system and intuitive operation panel, allowing flexible setting of fault modes, test current, and delay time parameters.

    • Power Supply System

      Provides stable and adjustable voltage and current output to meet the testing requirements of different types and ratings of circuit breakers.

    • Fault Simulation System

      Simulates various fault conditions, including overload, short circuit, and grounding, with precise control of fault current and delay time.

    • Data Recording System

      Automatically records key parameters such as operating time, fault current, and delay cut-off time, generating clear and traceable test data for analysis and evaluation.

    • Safety Protection System

      Integrated with multiple safety protections, including overload, over-temperature, and short-circuit protection, ensuring safe operation during testing.

    📋 Technical Specifications
    Parameter Specification
    Power Supply AC 220V ±10%, 50Hz
    Air Supply Pressure 0.2 – 0.8 MPa
    Rated Power 3 kVA per test station
    Maximum Output Current Up to 2000 A per station (configurable)
    Current Display Range 0.01 – 500 A (true RMS value)
    Time Display Range 1 s – 9 h 59 min 59 s
    Timing Accuracy ±0.1%
    Overall Measurement Accuracy ±1.0%
    Waveform Distortion < 3%
    Insulation Resistance > 10 MΩ
    🏭 Application Scope
    • 🔩Miniature Circuit Breaker (MCB) manufacturers
    • 🏗️MCB production line testing stations
    • 🔍Quality control and R&D laboratories
    • ⚡Automation upgrade projects for low-voltage electrical products
    🛠️ After-Sales Service & Support

    We are committed to long-term cooperation with full technical support:

    • ✅1-Year Free Warranty：Covers all non-human damages. Replacement and repair included.
    • ✅Lifetime Maintenance Support：We offer lifelong technical assistance and spare parts supply.
    • ✅On-Site Installation & Commissioning：Professional engineers are available to visit your site for setup.
    • ✅Operator Training：On-site or remote training to ensure your team can run the machine independently.
    • ✅Remote Technical Support：Quick response via video call, remote control, Email, WhatsApp, and WeChat.
    ✅ Why Choose This Test Bench
    ★Ensures consistent and repeatable test results
    ★Improves testing efficiency and reduces manual errors
    ★Supports multiple MCB ratings and curve types (B / C / D)
    ★Suitable for mass production environments
    🏆 Why Choose TF Automation
    🔧Specialized in low-voltage electrical automation equipment
    📊Extensive experience in low-voltage electrical testing solutions
    🎯Strong customization capability based on customer standards
    🤝Reliable technical support and long-term service commitment
    📷 References & Case Studies
    MCB Delay Action Characteristic Test Bench
    MCB Instantaneous Test Bench
    MCCB Magnetic Trip Test Bench
    Thermal Relay Delay Characteristic Test Bench
    ❓ Frequently Asked Questions
    Q1 What is an instantaneous action characteristic test for MCB?
    It is a test that verifies the magnetic trip performance of an MCB by applying a high current to ensure fast and correct tripping behavior.
    Q2 Can this test bench be integrated into an automatic MCB production line?
    Yes. The test bench is designed to support both standalone operation and integration into fully automated MCB testing and assembly lines.
    Q3 Which MCB types are supported?
    The system supports various MCB ratings and curve types, including B, C, and D curves. Custom configurations are available.
    Q4 How many test stations does the equipment support?
    The test bench supports multiple independent test stations. Each station can operate independently, allowing simultaneous testing to improve efficiency and consistency.
    Q5 What international standards does this test bench comply with?
    The test bench is designed to meet the requirements of international standards for MCB testing, including IEC 60898 and related low-voltage circuit breaker standards. Please contact us for specific standard compliance confirmation.
    Q6 Is customization available for specific testing requirements?
    Yes. TF Automation offers strong customization capability. The test bench can be tailored to meet specific customer standards, output current ranges, station quantities, and automation integration requirements.

    Talk to our team today

    Interested in this machine? Get technical details, layout drawings, or a customized quote today!

    contact us