Load Bank

GROADA-AC400V-300KW-R Resistive AC load bank

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

Model AC220V-6KW-R AC380V-30KW-R AC380V-60KW-R AC380V-100KW-R AC380V-200KW-R AC380V-400KW-R AC380V-500KW-R AC380V-1000KW-R
Rated Power 0-6KW 0-30KW 0-60KW 0-100KW 0-200KW 0-400KW 0-500KW 0-1000KW
Dimensions (W*D*H mm) 480*600*277 500*750*1000 600*850*1000 600*850*1400 700*1000*1650 1100*1400*1700 1100*1400*1800 1500*1800*2000
Weight 25KG 80KG 130KG 180KG 250KG 550KG 650KG 1100KG
Input Current 0-30A 0-45A 0-90A 0-150A 0-300A 0-600A 0-750A 0-1500A
Minimum Load 100W 100W 500W 1KW 1KW 5KW 10KW 50KW
Other minimum load values can be customized
Input Voltage AC220/230V AC380/400V
Other input voltages can be customized
Power Factor PF=1.0
Overall Accuracy ±3% (Other accuracy can be customized)
Control Mode Local manual / Remote host computer (Local manual control options: breaker / button / touch screen; other methods customizable)
Remote Interfaces RS232/RS485/USB/RJ45/CAN/GPIB (other interfaces customizable)
Protection Functions Emergency stop, Over-temperature protection, Fan-load interlock, Grounding protection (optional: overvoltage, overcurrent, short circuit, fan overload, insufficient airflow)
Working Power Supply AC220V AC220V/380V AC380V
Display Accuracy Class 0.5 (Other display accuracy customizable)
Display Parameters Voltage, Current, Power, Frequency, Power factor, etc. (Other display parameters customizable)
Cooling Method Front in, Rear out Side in, Top out (Other cooling methods customizable)
Protection Grade IP20 (Other protection grades customizable)
Appearance Color RAL7035 (Other colors customizable)


GROADA AC400V-300KW-R Resistive AC Load Bank: Ensuring Optimal Performance for Critical Power Systems


🔧 Product Overview

The GROADA AC400V-300KW-R Resistive AC Load Bank is engineered to provide precise and reliable testing for high-capacity power systems. With a maximum resistive load capacity of 300 kW at 415V and 50/60 Hz, this load bank is ideal for simulating real-world operating conditions to ensure the robustness of generators, UPS systems, and other critical electrical infrastructure.


⚙️ Key Specifications

  • Rated Voltage/Frequency: 415VAC / 50Hz / 60Hz

  • Load Capacity: Up to 300 kW (Resistive Load)

  • Load Steps: 14 steps ranging from 1 kW to 200 kW, facilitating granular load application

  • Power Factor: 1 (unity power factor for resistive loads)

  • Load Tolerance: ±5% per step; ±3% overall

  • Display Precision: Class 0.5

  • Control Interface: User-friendly panel with digital readouts

  • Cooling Method: Air-cooled for efficient heat dissipation


🏗️ Design & Build

Constructed with a robust metal housing, the load bank is designed for durability and ease of mobility. Its compact dimensions and integrated wheels allow for straightforward transportation and setup in various environments, including data centers, industrial facilities, and power generation sites.


🌐 Applications

The GROADA AC400V-300KW-R Load Bank is versatile and suitable for a range of applications:

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

  • UPS Systems: Ensuring uninterrupted power supply systems function correctly under load conditions.

  • Data Centers: Critical for commissioning, maintenance, and expansion phases to guarantee continuous operation.

  • Renewable Energy Integration: Testing hybrid power systems that combine traditional and renewable energy sources.


📈 Industry Trends & Market Insights

The global load bank market is experiencing steady growth, projected to reach $387.15 million by 2032, expanding at a CAGR of 3.70% from 2025 to 2032 This growth is driven by increasing demand for reliable power systems in sectors such as data centers, healthcare, and industrial applications. Technological advancements, including modular designs and digital monitoring capabilities, are enhancing the functionality and efficiency of load banks .


✅ Why Choose GROADA?

  • Precision Engineering: Designed to meet stringent testing standards, ensuring accurate and repeatable results.

  • User-Centric Interface: Intuitive controls and clear digital displays simplify operation and monitoring.

  • Versatility: Accommodates a wide range of load testing scenarios across various industries.

  • Reliability: Built to withstand demanding environments, offering long-term durability and performance.


📞 Contact Information

For more details or to request a quote, please contact:

  • Email: groadacn@163.com

  • Phone: 0755-23339096

  • Location: Shenzhen, Guangdong, China

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