The DDGS-5000A is a three-phase AC high-current temperature-rise test system designed to evaluate temperature variation in electrical equipment and materials under high-current operating conditions. It is suitable for both field-site and laboratory environments.
This system is built around core components including a high-current generator, load cabinet, temperature controller, data acquisition system, and control system. The design, manufacturing, and application of the 5000A three-phase AC high-current temperature-rise test system are detailed below, providing a complete technical reference for relevant personnel.
| No. | Parameter Item | Specification |
|---|---|---|
| 2.1.1 | Power Input | 380V±10%, Frequency: 50Hz±0.5Hz |
| 2.1.2 | Test Current Range | 0 ~ 5000A |
| 2.1.3 | Test Current Ripple Factor | <5% |
| 2.1.4 | Output Current Stability | ≤0.5% |
| 2.1.5 | Timing Setting & Recording Range | 0–12H (long-time output supported) |
| 2.1.6 | Ambient Temperature | -20ºC ~ 50ºC |
| 2.1.7 | Acquisition Chip | High-precision sensor with 24-bit AD temperature acquisition chip |
| 2.1.8 | Continuous Output Capacity | Long-time output (minimum 8 hours); fast current rising, reaching and stabilizing at the set value within 10–20 seconds after current setting |
| 2.1.9 | Main Controller | High-configuration built-in industrial computer; STM single-chip microcontroller as central programmable processor for real-time scanning of test samples, enabling comprehensive monitoring and closed-loop control |
| 2.1.10 | Human-Machine Interface | 7-inch true-color large touch-screen LCD; intelligent field-bus-compatible sensors for fully digital data transmission; full-Chinese menu with a clear and intuitive interface. No external auxiliary equipment required; fully automatic fool-proof control for fast and simple operation |
| 2.1.11 | Operation Mode | Only target current setting required; no manual on-site monitoring needed |
| 2.1.12 | Protection & Alarm | Auto-alarm upon over-limit values; reliable self-protection against overheating, over-current, over-voltage, and short-circuit faults |
| 2.1.13 | Software Function | User-friendly full-Chinese interface; supports data recording and current & temperature waveform storage. All parameters configurable in software for intuitive current-temperature correlation analysis. Automatically tracks target current and stabilizes output current during testing |
| 2.1.14 | Calibration Function | Built-in accuracy adjustment menu for manual error modification. Programmable three-phase AC constant-current power supply supports full-intelligent calibration; multi-segment calibration coefficients are auto-generated within the adjustable range to guarantee current-stabilizing accuracy |
| 2.1.15 | Customization & Upgrade | Custom test modules available upon customer request; lifetime free software upgrades |
| No. | Parameter | Specification |
|---|---|---|
| 1 | Rated Capacity (common parameters) | 15KVA × 3 |
| 2 | Input Current | AC 0~39.5A |
| 3 | Output Voltage | AC 0~10V |
| 4 | Output Current | AC 0~1500A × 3 |
| 5 | Voltage Measurement Accuracy | 0.5%FS ±3 words |
| 6 | Current Measurement Accuracy | 0.5%FS ±3 words |
| 7 | Timing Length | 0 to 999S |
| 8 | Power Supply Voltage | AC 380V ±10%, 50Hz ±1Hz |
| 9 | Temperature Measurement | 32 ways |
We are an integrated trade and manufacturing company with our own factory.
Yes. We accept OEM/ODM/OBM and can customize the built-in software of the product according to the customer's specific requirements.
Under normal circumstances, in-stock products can be received within 5 to 7 days via the fastest international express. Other situations may vary depending on the quantity ordered, whether there are special customization requirements, and the chosen delivery method.
We use professional internal and external packaging to ensure the safety and stability of the products during transportation. For fragile or other special parts, we include an extra set so the customer can use the product immediately upon receipt.
For quality issues not caused by human error, we provide a one-year warranty from the time the product is delivered, along with lifetime technical support. Other after-sales issues will be addressed by our professional technical staff within 24 hours. The product comes with a user manual and an operation video.
