Load Bank

GROADA-AC520V-40A-R resistance 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: Comprehensive Overview


🔌Product Overview

TheGROADA-AC520V-40A-Ris a high-performance resistive load bank designed for precise testing and validation of AC power sources. With a rated capacity of 40A at 520V AC, it ensures accurate simulation of real-world operational conditions, making it ideal for applications in power generation, UPS systems, and renewable energy installations.


⚙️ Key Specifications

  • Rated Voltage: 520V AC

  • Rated Current: 40A

  • Load Type: Resistive

  • Cooling Method: Forced air cooling

  • Mounting Type: Rack-mounted

  • Safety Features: Over-temperature protection, over-current protection, and emergency stop function


🛠️ Applications

This load bank is suitable for various applications, including:

  • Generator Testing: Validating the performance and reliability of backup and standby generators.

  • UPS Systems: Ensuring uninterrupted power supply systems meet operational standards.

  • Renewable Energy Systems: Testing inverters and other components in solar and wind energy installations.

  • Data Centers: Verifying power systems to maintain continuous operation.


📈Industry Context

The global load bank market is projected to grow from USD 300.19 million in 2025 to USD 387.15 million by 2032, exhibiting a CAGR of 3.70% during the forecast period.This growth is driven by increasing demand for reliable power systems across various industries.


✅Why Choose GROADA-AC520V-40A-R?

  • High Accuracy: Delivers precise load simulation for accurate testing.

  • Robust Design: Built to withstand demanding operational environments.

  • Comprehensive Safety Features: Equipped with multiple protection mechanisms to ensure safe operation.

  • Versatile Applications: Suitable for a wide range of industries requiring reliable power testing solutions.

Our Product