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AC 400V 3000kW Genset Load Bank

AC 400V 3000kW Genset Load Bank

The AC 400V 3000kW Resistive Load Bank​ is a large-capacity intelligent dry-type load bank engineered for rigorous testing and performance validation of high-power generator sets. Rated at 3000 kW at 400 V AC, 3-phase 4-wire, 50/60 Hz, with unity power factor (PF = 1.0), it absorbs electrical energy through industrial-grade nickel-chromium alloy resistive elements and dissipates heat via a high-volume forced-air cooling system — delivering pure resistive loading with no reactive component.
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Description
Technical Parameters

Hebei Kaixiang Electrical Technology Co., Ltd. is one of the leading manufacturers and suppliers of ac 400v 3000kw genset load bank in China. If you're going to wholesale bulk advanced ac 400v 3000kw genset load bank, welcome to get pricelist from our factory. All customized products are with high quality and competitive price.

 

Housed in a standard 20-foot container-type enclosure, this load bank is the definitive testing solution for large diesel and gas generator sets, UPS systems, switchgear, and critical power infrastructure​ in data centers, hospitals, marine vessels, offshore platforms, telecom stations, and heavy industrial facilities. It fully supports ISO 8528-5 generator commissioning procedures, including stepped loading (25%→50%→75%→100%→110%) and sudden load transient testing.

 

Technical Parameters

 

 

Technical Parameters

Rated Voltage

/Frequency

Three-phase four-wire + ground AC 415V/50Hz

Max Load Power

Resistive load: 3010 kW

Load Step

Resistive load:23 steps

1,2,2,5,10,20,20,50,100,200kW×14;

Load Tolerance (each step)

±5%

Load Tolerance (overall)

±3%

Display Precision

0.5 class

Control Power Supply

Internal AC three-phase five-wire (L1/L2/L3/N/ground) 415V,50Hz; External AC three-phase five-wire (L1/L2/L3/N/ground) 380V–415V,50Hz.

Wire Connection

Power input for the load – copper busbar (star connection);

Power input for control – industrial connector (male connector), with a female connector provided to the customer (no wires included).

Communication Interface

RJ45, RS485 (for client-side BMS monitoring)

Insulation Class

F

Duty Cycle

Continuous

Cooling

Forced air cooling, side inlet air, upper outlet air.

Transportation

For lifting operations, the top of the chassis is equipped with load-bearing lifting rings, meeting the requirements for hoisting and transportation.

Load bank Color

RAL7035

Dimension

About 6058mm×2438mm×2591mm (length * width * height).

Weight

About 8000kg

Remote control box color

black

Operating Environment Parameter

Working environment

Outdoor

Work Temperature

-20℃~+50℃

Relative Humidity

≤95%

Altitude

≤2500 M

Atmospheric Pressure

86~106kPa

 

01zhutu-415V3000kW

Product Features&Advantages

 

Control & Operation Excellence

Dual-Mode with Interlock:​ Choose between local manual control (via panel switches and gauges) and intelligent software control. A hardware interlock ensures only one mode is active at a time, completely eliminating operational conflicts.

One-Key Smooth Loading:​ Simply preset your target power and press the master switch. The load bank engages at the exact preset value, preventing load fluctuation and protecting your equipment during power transitions.

Comprehensive Local Metering:​ On-site instruments display 3-phase voltage, current, active/reactive/apparent power, power factor, and frequency-no PC required for full-parameter monitoring.

Operator Convenience:​ The control panel features an integrated lighting switch and a reserved AC220V/50Hz power socket, providing temporary power for laptops or other field devices.

Reliable Communication

Noise-Immune Multi-Interface:​ Intelligent control uses a photoelectric-isolated RS485 connection for exceptional anti-interference and rock-solid stability. Additional support for USB, RS232 (via converter), and RJ45 ensures maximum flexibility.

Versatile Loading Modes

Steady-State Loading:​ Select instant Manual Load, Preset Load (enter generator parameters and select 0%–110% ratios for automatic power calculation), or Automatic Load (set multiple stages with custom power and duration; pause or skip stages anytime).

Transient Loading:​ Perform sudden load application and removal to test generator dynamic response and recovery characteristics.

Parallel System Management

Multi-Unit Sync:​ When multiple load banks operate in parallel, software centrally displays and records parameters for each individual unit as well as the total combined system-ideal for ultra-high-capacity testing.

 

 

Real-Time Monitoring & Safety

Full-Parameter Tracking:​ Software displays real-time voltage, current, power, power factor, frequency, and elapsed time.

Smart Fault Diagnosis:​ Visual indicator lights monitor system health. In the event of an abnormal protective shutdown, the software instantly prompts the specific trigger reason-drastically reducing troubleshooting time.

Data Management & Reporting

High-Resolution Logging:​ Captures steady-state data at a minimum 1-second interval for precise performance analysis and easy historical query.

Rich Graphical Display:​ Generates and prints 6 types of curves-covering real-time voltage, current, frequency, power, and power factor-for both real-time and historical test data.

Turnkey Export:​ All curves and graphs export as .doc format; test data reports export as .xls format-both fully printable for FAT, compliance audits, and archives.

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