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Product Details:
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SSCD400-1800-4000 Vehicle Axle Electric Dynamometer Test Bench System
1. SSCD400-1800-4000 Vehicle Axle Electric Dynamometer Test Bench System Component Description
The SSCD400-1800-4000 Vehicle Axle Electric Dynamometer Test Bench System is a high-performance comprehensive test platform specifically designed for testing 400kW-class Vehicle axles and high-end transmission systems. This system integrates core modules such as a drive dynamometer, load dynamometer, high-precision torque flange, intelligent measurement and control system, and battery simulator. It comprehensively covers the high-performance verification, long-term durability testing, and extreme condition reliability assessment needs of heavy-duty commercial vehicle axles and special engineering vehicle transmission systems, providing a complete solution for high-end axle R&D and mass production testing.
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| Component Name | Core Specifications | Brand |
| SSCD400-1800-4000 drive dynamometer | Power: 400kW; Rated torque: 2119Nm; Rated speed: 1800rpm, maximum speed: 4000rpm; Supports constant torque/constant speed/constant power/custom operating condition control; Response time: ≤8ms | Seelong |
| SSCD400-1800-4000 load dynamometer | Power output: 400kW; Rated torque: 2119Nm; Rated speed: 1800rpm; Maximum speed: 4000rpm; Torque control accuracy: ≤±0.15% FS; High-efficiency water-cooling system. | Seelong |
| Torque flange | Measuring range: 0-5000 Nm; Accuracy: 0.1% FS; Speed resolution: 0.05 rpm; Dynamic response time: ≤0.8 ms | HBM |
| Variable frequency inverter system | Input voltage: three-phase AC 380V-480V; frequency: 50-60Hz; high-performance vector control technology; quadruple protection against overcurrent, overvoltage, overheating, and overload. | Siemens |
| XLP-1000 measurement and control system | Industrial PC: IPC 710 ; CPU I7 , 32GB RAM, 1TB SSD; XLP-1000 dedicated measurement and control software; supports multi-condition presets, real-time data visualization, and custom report generation. | Seelong |
| Data acquisition system | Includes temperature/vibration/noise/pressure acquisition units; temperature range -40~300℃ (accuracy ±0.3℃); vibration frequency 5Hz-20kHz; pressure measurement range 0-10MPa (accuracy ±0.2% FS). | Seelong |
| Battery simulator | Output voltage 36-1500V; rated current ≥1200A; supports energy feedback (feedback efficiency ≥92%); compatible with 10 battery models. | Seelong |
| Adjustable mounting bracket | Center height adjustment range: 300-700mm; load capacity: ≥1500kg; mounting surface flatness error: ≤0.015mm/m | Seelong |
| Cast iron plate | Material: HT400 (tensile strength ≥ 400MPa); honeycomb reinforced and shock-absorbing structure; flatness error ≤ 0.015mm/m | Seelong |
| coupling | Permissible speed ≥7000rpm; torque capacity ≥8000Nm; high-elasticity buffer structure; high-strength, wear-resistant, and corrosion-resistant alloy material. | Seelong |
| Protective cover | Fully enclosed explosion-proof structure; height ≥ 2.0m; system-linked (start-stop + emergency braking); built-in high-efficiency sound-absorbing and noise-reducing materials. | Seelong |
| Power analyzer | Basic accuracy ≤0.02%; bandwidth DC-2MHz; 8 channels + MTR; color LCD touchscreen + remote control dual mode. | Seelong |
| Current transformer | Measuring range 1500A; accuracy class 0.02% FS; insulation class H. | Seelong |
| Chiller | Cooling capacity compatible with 400kW systems; temperature control accuracy ±1℃; three-loop design (dynamometer + axle + electronic control system cooling). | Seelong |
| Lubrication oil station | Oil supply pressure: 0.4-0.8MPa; intelligently adjustable flow rate; oil temperature control range: 25-65℃; equipped with multi-stage filtration, oil level warning, and abnormal oil temperature alarm functions. | Seelong |
2. SSCD400-1800-4000 Vehicle Axle Electric Dynamometer Test Bench System Technical Parameters
| Parameters | Technical indicators |
| Electric dynamometer brand | Seelong |
| Rated drive dynamometer power | 400kW |
| Rated drive dynamometer torque | 2119Nm |
| Rated drive dynamometer speed | 1800rpm |
| Maximum drive dynamometer speed | 4000rpm |
| Drive dynamometer response time | ≤8ms |
| Rated load dynamometer power | 400kW |
| Rated load dynamometer torque | 2119Nm |
| Torque flange range | 0-5000Nm |
| Torque flange accuracy | 0.15%FS |
| Torque flange speed resolution | 0.05rpm |
| Torque flange dynamic response time | ≤0.8ms |
| Battery simulator output voltage range | 36-1500V |
| Battery simulator rated current | ≥1200A |
| Battery simulator energy recovery efficiency | ≥92% |
| Basic accuracy of power analyzer | ≤0.02% |
| Power Analyzer Bandwidth | DC-2MHz |
| Mounting bracket center height adjustment range | 300-700mm |
| Mounting bracket load-bearing | ≥1500kg |
| Cast iron plate material | HT400 (tensile strength ≥ 400 MPa) |
3. SSCD400-1800-4000 Vehicle Axle Electric Dynamometer Test Bench System Core Advantages
1) Dual dynamometers work together to cover all working conditions: Equipped with dual SSCD400-1800-4000 dynamometers for drive and load, each unit has a rated power of 400kW, torque of 2119Nm, rated speed of 1800rpm, and maximum speed of 4000rpm. It can accurately simulate the drive and load characteristics of Vehicle axles under complex working conditions such as climbing, high-speed driving, and heavy-load traction, comprehensively covering the full working condition performance testing of axles of heavy commercial vehicles and special engineering vehicles, and is suitable for response verification of torque impact and sudden speed changes under extreme road conditions.
2) A high-precision measurement system ensures high data reliability: It adopts an HBM ultra-high precision torque flange with an accuracy of 0.1% FS, a speed resolution of 0.05 rpm, and a dynamic response of ≤0.8 ms; paired with a Seelong high-end power analyzer with a basic accuracy of ≤0.02%, combined with a multi-dimensional high-precision data acquisition system (temperature accuracy ±0.3℃, vibration frequency coverage 5Hz-20kHz), it achieves millisecond-level accurate acquisition and in-depth analysis of key parameters such as torque, power, temperature, vibration, and pressure.
3) The system is stable, reliable, and highly compatible: The Siemens variable frequency inverter system adopts high-performance vector control technology, has four layers of safety protection, is compatible with a wide voltage input of 380V-480V, and has industry-leading operational stability; the battery simulator supports a wide voltage output of 36-1500V and a high current of ≥1200A, is compatible with 10 types of battery models, and has an energy feedback efficiency of ≥92%, which not only meets the power matching needs of axles of different power levels, but also achieves significant energy saving and consumption reduction.
4) Optimized structural design, balancing safety and stability: The adjustable mounting bracket has a center height adjustable from 300-700mm, increasing the load-bearing capacity to ≥1500kg, and the flatness error of the mounting surface is ≤0.015mm/m; The HT400 high-strength cast iron plate is combined with a honeycomb reinforced shock-absorbing structure to effectively offset the vibration generated by high-speed and high-torque testing; The fully enclosed explosion-proof protective cover has built-in high-efficiency sound-absorbing material, which works in conjunction with the system to achieve dual safety protection, taking into account the needs of safety, noise reduction and heat dissipation.
5) Intelligent measurement and control upgrade, efficient and convenient operation: The XLP-1000 measurement and control system is equipped with an I7 industrial computer ( 32G memory + 1T SSD), and dedicated software supports multi-condition preset, real-time data visualization, and custom report generation; the lubrication station has intelligent flow regulation, precise oil temperature control and multi-level early warning functions, and the three-loop design of the chiller is precisely adapted to the cooling needs of multiple modules, which greatly reduces the cost of manual intervention and improves testing efficiency.
4. SSCD400-1800-4000 Vehicle Axle Electric Dynamometer Test Bench System Application Areas
1) Heavy-duty commercial vehicle axle field: power output, torque transmission, transmission efficiency, and long-term durability testing of axles for heavy-duty trucks, large buses, tractor trailers, and other heavy-duty commercial vehicles, covering performance verification and factory testing of various axles such as heavy-duty drive axles, reinforced steering axles, and heavy-duty support axles.
2) Special engineering vehicle field: specialized testing of axles for special engineering vehicles such as large excavators, mining dump trucks, and heavy loaders, meeting the reliability and stability assessment requirements under high torque, long-term, and complex working conditions, and adapting to performance verification in extreme operating environments.
3) High-end axle R&D field: We provide high-performance R&D and testing platforms for leading axle manufacturers and high-end research institutes, supporting customized testing solutions such as high-power axle structure optimization, transmission system precision matching, and energy-saving technology innovation, thus helping to achieve breakthroughs in high-end axle technology.
4) Authoritative testing institution field: We meet national and international high-standard testing requirements and provide high-power vehicle axle product standard compliance testing services for national-level quality inspection agencies and third-party authoritative certification units, covering all dimensions of testing such as safety performance, environmental performance, and extreme durability.
5. SSCD400-1800-4000 Vehicle Axle Electric Dynamometer Test Bench System Reference Standards
QC/T 533-2020 “Commercial Vehicle Drive Axle Assembly”
QC/T 534-2020 “Bench Test Evaluation Indexes for Automobile Drive Axle”
GB/T 23920-2024 “Construction Machinery - Axles”
JB/T 5929-1991 “Reliability Test Methods for Drive Axle of Construction Machinery”
JB/T 10634-2023 “Electric Dynamometer”
| Model | Power (KW) | Torque (Nm) | Rated Speed (rpm) | Max Speed (rpm) | Torque Measurement Accuracy |
| SSCD15-1000/4500 | 15 | 143 | 1000 | 4000 | 0.15%FS |
| SSCD30-1000/4500 | 30 | 286 | 1000 | 4000 | 0.15%FS |
| SSCD45-1000/4000 | 45 | 430 | 1000 | 4000 | 0.15%FS |
| SSCD60-1000/4000 | 60 | 573 | 1000 | 4000 | 0.15%FS |
| SSCD75-1000/4000 | 75 | 716 | 1000 | 4000 | 0.15%FS |
| SSCD90-1000/3500 | 90 | 859 | 1000 | 3500 | 0.15%FS |
| SSCD110-1000/3500 | 110 | 1050 | 1000 | 3500 | 0.15%FS |
| SSCD160-1000/3500 | 160 | 1528 | 1000 | 3500 | 0.15%FS |
| SSCD200-1000/3300 | 200 | 1910 | 1000 | 3300 | 0.15%FS |
| SSCD250-1000/3300 | 250 | 2387 | 1000 | 3300 | 0.15%FS |
| SSCD300-1000/3300 | 300 | 2865 | 1000 | 3300 | 0.15%FS |
| SSCD30-1500/5000 | 30 | 191 | 1500 | 5000 | 0.15%FS |
| SSCD45-1500/5000 | 45 | 286 | 1500 | 5000 | 0.15%FS |
| SSCD60-1500/5000 | 60 | 382 | 1500 | 5000 | 0.15%FS |
| SSCD90-1500/5000 | 90 | 573 | 1500 | 5000 | 0.15%FS |
| SSCD132-1500/4500 | 132 | 840 | 1500 | 4500 | 0.15%FS |
| SSCD160-1500/4500 | 160 | 1019 | 1500 | 4500 | 0.15%FS |
| SSCD200-1500/4000 | 200 | 1273 | 1500 | 4000 | 0.15%FS |
| SSCD250-1500/4000 | 250 | 1592 | 1500 | 4000 | 0.15%FS |
| SSCD300-1500/3800 | 300 | 1910 | 1500 | 3800 | 0.15%FS |
| SSCD315-1500/3800 | 315 | 2005 | 1500 | 3800 | 0.15%FS |
| SSCD350-1500/3800 | 350 | 2228 | 1500 | 3800 | 0.15%FS |
| SSCD400-1500/3800 | 400 | 2546 | 1500 | 3800 | 0.15%FS |
| SSCD450-1500/3800 | 450 | 2865 | 1500 | 3800 | 0.15%FS |
| SSCD500-1500/3800 | 500 | 3183 | 1500 | 3800 | 0.15%FS |
Standard models ship within 90 days, while customized models ship within 120-150 days (including international logistics and customs clearance assistance). Delivery includes a complete set of equipment, installation instructions, operation manual, calibration certificate, spare parts list, and other complete documentation. On-site installation and commissioning are supported.
After-sales service
1) Warranty Service: Core components (dynamometer, torque flange, frequency converter system) are guaranteed for 1 year, and faulty components will be repaired or replaced free of charge during the warranty period.
2) Technical Support: Lifetime bilingual (Chinese and English) technical support is provided, with a response time of ≤4 hours; remote debugging (computer-based), modular solution configuration guidance, and online answers to technical questions are supported.
3) Training Services: We provide 2 days of free on-site operation training, covering equipment installation, parameter settings, operating condition testing, data analysis, and daily maintenance, to ensure that users are proficient in operating the system.
8. FAQ
Q: What's the minimum order quantity for our cooperation?
A: We support small trail order of 1 pcs for stock products.
Q:How can I learn more about the products?
A: Please leave your email and we will send you your electronic sample book.
Q: What's your payment term?
A: Normally 30% T/T deposit, pay in full before shipment.
Q:What's the lead time for my orders?
A: Dynamometers production cycle is 6-8 weeks, sensors production cycle is 2-3 weeks, other products please contact with us.
Q: How do we get the overall solution of the test bench?
A: Leave us your email, our technical staff will communicate with you about the detailed plan.
Q: Can I come to visit your factory?
A: Sure, you are always welcome to have a visit.
9. Our certificates
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Contact Person:
Miss. Vicky Qi
SEELONG INTELLIGENT TECHNOLOGY - GLOBAL AGENT RECRUITMENT IN PROGRESS
Tel: 86-13271533630