PROFESSIONAL LOAD BANK MANUFACTURER TRIPLE ISO & CE CERTIFICATION

Product Overview 

Medium and High Voltage Load Bank is a professional high-power industrial dummy load testing equipment specially developed for medium and high voltage power systems, high-voltage generator sets, gas turbines, power plants and substation equipment. Different from low-voltage load banks, this HV load bank supports 3.3kV,6kV, 10kV,10.5kV, 11kV, 35kV medium and high voltage level testing, adopting integrated transformer step-down and isolated load design. It can simulate full-load, variable-load and long-term aging operating conditions of high-voltage power equipment, accurately detect actual output power, voltage stability, frequency response and load bearing capacity of high-voltage gensets and power grid equipment. It is the core standard testing equipment for power station commissioning, grid project acceptance and regular high-voltage power equipment maintenance.

Lingding  medium & high voltage load bank series includes portable type and standard ISO containerized fixed type, with power coverage from 500kW to 50MW. It adapts to global 50/60Hz industrial frequency, supports customized high voltage levels and power grades. Equipped with high-voltage insulation protection, intelligent remote control system and full data monitoring functions, it has passed CE, ISO9001 and high-voltage safety certification. Widely applied in thermal power plants, wind farms, solar power stations, data center high-voltage power systems and large-scale power engineering projects worldwide.

Product Advantages 

• High Voltage Grade Compatibility, Wide Application
Supports mainstream medium and high voltage levels of 3.3kV,6kV, 10kV,10.5kV, 11kV and 35kV, covering all high-voltage power testing scenarios of generator sets, gas turbines, wind power and photovoltaic power stations. Integrated step-down transformer and load structure, no need for external voltage transformation equipment, realizing one-piece quick deployment and solving the matching difficulty of traditional low-voltage load banks for high-voltage equipment testing.

• Container Integrated Design, Easy Deployment
Adopts 20ft/40ft standard ISO container skid-mounted design, with integrated internal transformer, load module, heat dissipation system and control system. It is compatible with global container transportation standards, suitable for sea, land and air long-distance transportation. Fully enclosed weatherproof structure (IP56) adapts to outdoor harsh environments such as high temperature, rain and dust, supporting long-term continuous operation.

• High-precision Testing & Stable Performance
Equipped with high-precision imported sampling chips, the test accuracy reaches ±1%. It can stably monitor voltage, current, active power, frequency and temperature in real time, realizing step-by-step precise load adjustment. Professional high-voltage insulation design and anti-interference structure ensure no data drift or equipment failure during long-term high-power load testing.

• Intelligent Automatic Control & Data Traceability
Supports local PLC touch control, remote wireless control and upper computer intelligent control. It can automatically complete full-load, half-load and variable-load aging tests, record test data in real time, generate operation curves and export standard test reports. It meets international project filing and power station acceptance data standard requirements.

• Multi-layer High-voltage Safety Protection
Built-in high-voltage insulation detection, over-voltage, over-current, over-temperature, short-circuit, phase loss, fan failure and interlock protection functions. Equipped with high-voltage isolation switch and emergency power-off device, it realizes automatic alarm and power-off protection in abnormal conditions, eliminating high-voltage operation safety hazards.

• Customized Solution & Global Certification
Compatible with global 50/60Hz frequency and international high-voltage power standards. Passed CE, ISO9001 and high-voltage safety certification. Supports customized voltage grade, power capacity, load type and functional modules, providing exclusive high-power testing solutions for global power engineering and energy enterprises.

Technical Parameters 

Product Name ：Medium & High Voltage Load Bank / Containerized HV Dummy Load Bank

Power Range：500kW – 50MW (Customizable)

Rated Voltage ：3.3kV/6kV / 10kV / 10.5kV/11kV / 35kV (Optional

Working Frequency ：50Hz / 60Hz Global Universa

Load Type ：Pure Resistive Resistive-Inductive Optional)

Structure Type ：20ft/40ft ISO Containerized / portable type

Control Mode：Local Knob Switch Control / Local PLC Touch Control / Remote Control / PC Intelligent Control /Laptop Control

Adjustment Mode ：Step-by-step Precise Adjustable

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

Cooling Method：Forced Air Cooling / Industrial High-power Silent Forced Air Cooling

Protection Grade：IP56 Waterproof & Dustproof 

Safety Protection ：HV Insulation Detection, Over-voltage, Over-current, Over-temperature, Short-circuit, Phase Loss, Interlock Protecti

Test Accuracy ：≤±3% High Precision

Working Environment：-40℃~+65℃, Humidity ≤95% (No Condensation), Indoor & Outdoor Available

Certification ：CE, ISO9001, High Voltage Safety Certification

Custom Service ：Support Voltage, Power, Size, Function, Load Type Customization

Customized Support：OEM, ODM, OBM

Application Scenarios

Medium and high voltage load bank is specially designed for high-power and high-voltage power system testing, solving the problem that low-voltage load equipment cannot meet high-voltage power station and large-scale unit test standards. It is widely used for factory performance testing, grid-connected commissioning, project acceptance and daily maintenance of high-voltage generator sets, gas turbines, wind farms, photovoltaic power stations and substation equipment, serving as the core testing equipment for energy power and large power engineering industries.

• Thermal Power & Gas Turbine Testing---Containerized High Voltage Load Bank
Conduct full-load, overload and long-term aging tests for high-voltage large-scale gensets and gas turbines, verify actual power output and dynamic load resistance, eliminate factory performance defects, and ensure stable output of rated power under grid-connected working conditions.

• Wind & Solar New Energy Grid Commissioning----Wind Farm Grid Commissioning Load Bank

Adapt to high-voltage power system standards of wind farms and photovoltaic power stations, complete grid-connected pre-test, load matching verification and power stability detection, meet international new energy grid-connected acceptance specifications, and ensure safe and grid-compliant power generation.

• Substation & Power Grid Project Acceptance---Substation Acceptance testing load bank
sed for load commissioning and performance acceptance of high-voltage power distribution equipment and substation power supply systems, accurately detecting grid load bearing capacity and voltage/frequency stability, providing valid test data for project completion and grid filing.

• Large Data Center HV Power Maintenance---Large Data Center High Voltage load bank
Regular load testing and fault diagnosis for data center high-voltage backup power systems, eliminate hidden dangers of long-term standby equipment aging, ensure emergency power supply can carry full load instantly, and guarantee 24/7 uninterrupted power supply for core equipment.

• Marine & Offshore Power Engineering----Marine High Voltage load bank

Customized high-voltage load testing for offshore platform power stations and marine high-power gensets, adapting to harsh marine salt spray and high humidity environments, meeting offshore engineering power test standards.

Packaging & Shipping

 Adopt standard 20ft/40ft ISO container integrated packaging, shockproof, pressure-resistant and moisture-proof, suitable for global sea, land and air long-distance transportation. MOQ supports 1 set, customized equipment delivery within 10-15 working days. We provide global one-stop professional technical guidance, on-site installation commissioning and long-term after-sales warranty service, supporting exclusive high-voltage power test solutions for different engineering scenarios.