PROFESSIONAL resistive reactive(inductive) load bank MANUFACTURER

Product Overview 

resistive reactive(inductive) load bank (RL Load Bank& power factor adjustable load bank ) is a professional combined dummy load testing device that integrates resistive load and inductive load in one unit. Also known as RL combined load bank, resistive reactive load bank and adjustable load bank, it can simulate both pure resistive load and industrial inductive loads such as motors, transformers and electromagnetic equipment. It accurately replicates real industrial power consumption conditions with adjustable power factor (0.3–0.9), making it ideal for comprehensive performance testing, power factor calibration, dynamic response verification and anti-islanding testing of generators, UPS systems, inverters and emergency power equipment.

Lingding   Resistive reactive（Inductive） load banks covers portable mobile type and fixed container type, with full power range from 10kW to 50MW. Compatible with global 50/60Hz frequency and multi-standard voltage, it supports independent or simultaneous operation of resistive and inductive load, with stepless adjustable power factor. Equipped with intelligent control system and full safety protection, certified by CE and ISO9001, it is widely used in power manufacturing, new energy industry, data center, power engineering acceptance and industrial power maintenance worldwide.

[Application Scene : RL load bank for genset dynamic testing, UPS power factor calibration, new energy inverter anti-islanding test and project acceptance]

Product Advantages 

• Dual RL Integrated Simulation, More Real Working Condition
Integrates resistive load and inductive load in one device, realizing composite load simulation. It can simulate pure resistive load, pure inductive load and resistive-inductive composite load, perfectly restoring actual operating loads of motors, transformers, pumps and other industrial equipment, solving the inaccuracy problem of single resistive load testing.

• Adjustable Power Factor, High Testing Accuracy
Supports continuous power factor adjustment from 0.3 to 0.9, covering most industrial power factor ranges. Real-time monitoring of voltage, current, active power, reactive power, power factor and frequency. Test accuracy reaches ±3%, fully meeting factory inspection, dynamic performance test and engineering acceptance standards.

• Dynamic & Static Dual Testing Capability
It can complete static steady-state load testing and dynamic transient performance testing of power equipment. Effectively detect genset voltage/frequency transient response, UPS power factor correction capability, inverter anti-islanding performance and load adaptability, realizing all-round performance evaluation of power equipment.

• Independent Dual Control & Intelligent Operation
Resistive load and inductive load adopt independent circuit control, supporting separate input and combined input. Equipped with local manual, remote control.PC upper computer control modes, automatic data recording, curve generation and test report export, convenient for data analysis and filing.

• Full Safety Protection & Durable Structure
Built-in over-current, over-voltage, over-temperature, short-circuit, fan failure and overload protection. Automatic alarm and power-off protection under abnormal conditions. The whole machine adopts galvanized steel plate and anti-corrosion spray process, with waterproof, dustproof and weather-resistant performance, suitable for indoor and outdoor long-term continuous operation.

• Global Standard & Customization Support
Compatible with 110V/220V/380V/415V/480V global voltage and 50/60Hz universal frequency. Passed CE and ISO9001 certification. Supports customized power, voltage, power factor range, size and functional modules, providing professional OEM/ODM solutions.

Technical Parameters 

Product Name : resistive reactive(inductive) load bank / RL Load Bank/ power factor adjustable load bank

Power Range :10kW–50MW (Resistive & Reactive(Inductive）Power Independent Customizable)

Working Voltage :Single-phase 110V/220V; Three-phase 380V/415V/480V (Optional)

Working Frequency:50Hz / 60Hz Global Universal 

Load Composition :Resistive Load + Inductive Load (Dual Independent Control )

Power Factor Range :0.3–0.9 Continuously Adjustable

Working Mode :Pure Resistive / Pure Inductive / RL Composite Load

Control Mode:Local Manual / Remote Control / PC Intelligent Control/Laptop control

Monitoring Parameters :Voltage, Current, Active Power, Reactive Power, Power Factor, Frequency, Temperature, Running Time

Cooling Method :Forced Air Cooling with Silent High-speed Fan

Protection Function:Over-current, Over-voltage, Over-temperature, Short-circuit, Fan Fault, Overload Automatic Alarm & Power-off

Shell Material :Galvanized Steel Plate + Anti-corrosion Powder Coating 

Working Environment:Indoor & Outdoor Available, -40℃~+60℃, Humidity ≤95% (No Condensation)

Test Accuracy:≤±3% High Precision 

Certification :CE Certified, ISO9001 Quality Management System

Custom Service :Support Power, Voltage, PF Range, Size, Function Customization

Customized Support:OEM, ODM, OBM

Application Scenarios 

Resistive Inductive RL Load Bank is specially designed for simulating real industrial inductive and composite load conditions. It makes up for the deficiency of pure resistive load bank that cannot test reactive power and power factor performance. It is widely used for factory inspection, dynamic performance testing, power factor calibration, anti-islanding testing and project acceptance of generators, UPS, inverters, photovoltaic and wind power equipment, becoming the standard testing equipment for high-precision power system commissioning.

• Generator Set Industry Dynamic Testing---Resistive Reactive Load Bank 
Simulate motor-type inductive starting load to test genset transient voltage and frequency response, verify dynamic stability and load impact resistance, solve the problem that pure resistive load cannot detect genset dynamic performance, and meet high-standard genset factory testing and bidding acceptance requirements.

• UPS & Power Factor Calibration---UPS Power Factor  Load bank
Conduct full-load and variable-power-factor testing for industrial UPS and backup power systems, detect UPS power factor correction (PFC) function, reactive power output and dynamic load adaptation, ensure stable operation of UPS under complex industrial load conditions.

• New Energy Inverter Testing---Inverter Anti-islanding Load Bank
Professional for photovoltaic, wind power and energy storage inverter anti-islanding test, grid-connected performance test and load adaptability verification, complying with UL1741 and international new energy grid-connection testing standards.

• Industrial Electrical Equipment Commissioning--- Industrial RL Load Bank 
Simulate inductive loads such as motors, transformers and fans, used for performance testing and aging commissioning of power distribution cabinets, emergency power supplies and industrial power equipment, ensuring equipment reliability under actual working conditions.

• Data Center & Power Engineering Acceptance---Motor Simulation Testing load bank
Used for comprehensive performance acceptance of data center emergency power systems and industrial power projects, providing accurate active/reactive power and power factor test data to meet national and international engineering acceptance standards.

Packaging & Shipping

Adopt standard export fumigated wooden cases or fumigation-free plywood cases, shockproof, pressure-resistant and moisture-proof, suitable for long-distance sea, air and land transportation. MOQ supports 1 unit, fast delivery within 10-15 working days. We provide global professional technical guidance, installation debugging and after-sales warranty service, and support personalized customized testing solutions for different industry scenarios.