AC Load Bank

GROADA-AC400V-300KW-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-AC400V-300KW-R Resistive Load Bank: Precision Testing for High-Power AC Systems


🔌 Product Overview

The GROADA-AC400V-300KW-R is a state-of-the-art resistive load bank engineered to simulate real-world electrical loads, ensuring the optimal performance and reliability of high-power AC systems. With a robust design and advanced features, it is ideal for testing generators, uninterruptible power supplies (UPS), and other critical electrical equipment in various industries.


⚙️ Key Features

  • High Power Capacity: Delivers a maximum load capacity of 300 kW, suitable for testing large-scale power systems.

  • Wide Voltage Compatibility: Operates at 400V AC, accommodating a range of industrial applications.

  • Precise Load Control: Equipped with advanced control systems to provide accurate and stable load simulation.

  • User-Friendly Interface: Features an intuitive control panel for easy operation and monitoring.

  • Durable Construction: Built with high-quality materials to withstand harsh testing environments.


🛠️ Applications

The GROADA-AC400V-300KW-R is essential for:

  • Generator Testing: Verifying the performance and reliability of backup and prime power generators.

  • UPS Systems: Ensuring the functionality of uninterruptible power supplies in critical applications.

  • Data Centers: Testing power systems to prevent downtime and ensure continuous operation.

  • Industrial Facilities: Maintaining the integrity of power systems in manufacturing and processing plants.


📊 Technical Specifications

FeatureSpecification
Load Capacity300 kW
Voltage400V AC
Load StepsFine-grained control
Cooling MethodAir-cooled
Control InterfaceDigital display with keypad
Protection FeaturesOverload, short circuit, and over-temperature protection
Compliance StandardsMeets international safety and performance standards

✅ Why Choose the GROADA-AC400V-300KW-R?

  • Enhanced Reliability: Regular testing with this load bank ensures that power systems operate at peak performance, reducing the risk of unexpected failures.

  • Cost Efficiency: By identifying potential issues early, it helps in minimizing repair costs and downtime.

  • Compliance Assurance: Adheres to industry standards, ensuring that testing procedures meet regulatory requirements.

  • Versatility: Its wide voltage compatibility and precise load control make it suitable for a variety of applications.


🧪 Industry Insights

According to industry standards, load bank testing is crucial for verifying the performance of power systems. The IEEE 112.3 standard provides guidelines for performance testing of dynamic UPS systems, emphasizing the importance of resistive load banks in such tests. Additionally, the NFPA 110 standard recommends monthly testing at a minimum of 30% load, with annual 2-hour load bank tests if monthly thresholds aren't met. 


🏭 About GROADA

GROADA is a leading manufacturer specializing in the design and production of high-quality load banks. With a commitment to innovation and customer satisfaction, GROADA provides reliable solutions to meet the diverse needs of the power industry.


For more information or to request a quote, please contact GROADA at groada@163.com or call +86 0755-23339096.


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