AC Load Bank

GROADA-AC520V-40A-R Resistive Load Bank

★★★★★
Main Products:
  • AC Load Bank : R / RL / RLC / RCD
  • DC Load Bank : DC5V - 2000V, 0A - 5000A


ModelAC220V-6KW-RAC380V-30KW-RAC380V-60KW-RAC380V-100KW-RAC380V-200KW-RAC380V-400KW-RAC380V-500KW-RAC380V-1000KW-R
Rated power0-6KW0-30KW0-60KW0-100KW0-200KW0-400KW0-500KW0-1000KW
Size (width * depth * height mm)480*600*277500*750*1000600*850*1000600*850*1400700*1000*16501100*1400*17001100*1400*18001500*1800*2000
Weight25KG80KG130KG180KG250KG550KG650KG1100KG
Input current0-30A0-45A0-90A0-150A0-300A0-600A0-750A0-1500A
Minimum loading100W100W500W1KW1KW5KW10KW50KW
Other minimum loading power can be customized according to requirements
Input voltageAC220/230VAC380/400V
Other input voltage can be customized according to requirements
PowerPF=1.0
Overall accuracy3% (other accuracy requirements can be customized according to requirements)
Control modeLocal manual/remote host computer (local manual control mode: circuit breaker/button/touch screen three-way optional, other methods can be customized as required)
Remote InterfaceRS232/RS485/USB/RJ45/CAN/GPIB (other interface modes can be customized according to requirements)
Protection functionEmergency stop protection, over-temperature protection, fan load interlock protection, grounding protection (select over-voltage protection, over-current protection, short-circuit protection, fan overload, insufficient air volume)
Working power supplyAC220VAC220V/380VAC380V
Display accuracy0.5 level (other explicit precision can be customized according to requirements
Display parametersVoltage, current, power, frequency, power factor, etc. (other explicit methods can be customized according to requirements)
Cold sure wayForward and outSide air inlet and upper air outlet (other air outlet methods can be customized according to requirements)
Protection levelIP20 (other protection level can be customized according to requirements)
Appearance colorRAL7035 (other colors can be customized according to requirements)
Working temperature-10 ℃ ~ 55 ℃
Relative humidity≤95%RH
Altitude≤ 2500 m


GROADA AC520V-40A-R Resistive Load Bank – Precision Power Testing Redefined


🔹 Product Overview

The GROADA AC520V-40A-R is a premium resistive AC load bank meticulously engineered for precision testing, maintenance, and verification of AC power systems. Designed for industrial, commercial, and renewable energy applications, this load bank allows engineers and technicians to simulate real-world electrical loads safely and accurately. It ensures your power systems—including generators, UPS, and energy storage units—operate at peak efficiency under both normal and extreme conditions.


⚡ Key Features

  • High-Voltage Capacity – Supports 520V AC, adaptable for a wide range of industrial power systems.

  • Substantial Load Handling – Up to 40A load ensures comprehensive testing scenarios.

  • Intelligent Digital Control – Equipped with a sophisticated control panel for precise load adjustments and monitoring.

  • Robust & Durable Construction – Crafted with premium components to withstand rigorous testing environments.

  • Advanced Safety Protections – Integrated over-temperature sensors, circuit breakers, and fail-safe mechanisms ensure safe operation.

  • Compact & Portable Design – Facilitates easy integration into labs, power plants, or on-site generator testing locations.


🏭 Ideal Applications

The GROADA AC520V-40A-R is indispensable in sectors where power reliability is critical:

  • Generator Testing – Verifies generator capacity, efficiency, and endurance under simulated real-world loads.

  • UPS Systems Evaluation – Ensures uninterruptible power systems are fully operational and compliant with performance standards.

  • Data Centers & Critical Facilities – Validates electrical infrastructure reliability, minimizing downtime risk.

  • Renewable Energy Testing – Provides accurate load simulation for solar, wind, and hybrid energy installations.

  • Electrical Engineering Labs – Offers precise load testing for research, development, and quality assurance.


📊 Market Insights

The global AC load bank industry is expanding rapidly, driven by:

  • Rising demand for resilient power infrastructure across industries.

  • Accelerated adoption of renewable energy and microgrid technologies.

  • Increasing regulatory standards for generator and UPS performance.

Insight: Engineers and facility managers prioritize reliable, safe, and precise load testing equipment to prevent downtime and costly system failures. The GROADA AC520V-40A-R meets these market needs with unmatched quality and precision.


🌟 Why Choose GROADA AC520V-40A-R?

  • Precision Testing: Ensures accurate simulation of AC loads for robust system evaluation.

  • Versatility: Suitable for industrial generators, UPS systems, renewable energy setups, and lab applications.

  • Durability: Built to endure frequent testing and harsh environmental conditions.

  • Global Compliance: Designed to meet international safety and operational standards.

  • Expert Support: Backed by GROADA’s dedicated service and technical expertise.


🔧 Technical Specifications

SpecificationDetails
ModelAC520V-40A-R
Voltage520V AC
Maximum Current40A
Load TypeResistive
Control InterfaceDigital Panel with Real-Time Monitoring
SafetyOver-Temperature Protection, Circuit Breakers
ApplicationsGenerator Testing, UPS, Data Centers, Renewable Energy Systems

🚀 Elevate Your Power Testing

With the GROADA AC520V-40A-R, experience precision, reliability, and efficiency in power system testing. Whether ensuring backup generator readiness or evaluating UPS and renewable energy systems, this load bank delivers the confidence and accuracy your operations demand.

Trust GROADA to power your performance—where safety, innovation, and reliability converge.

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