Products Description
|
Product name |
Controller |
|
Part number |
372-2900 |
|
Excavator model |
C7 C9 C18 C32 |
|
Lead time |
1-3 days after payment |
|
Packing |
neutral/original |
|
MOQ |
1 PC |
|
Quality |
high quality |
|
Warranty |
3-6 months |
|
Shipping |
DHL, UPS, FedEx, Air, Sea, DDP |
|
Payment |
TT/Alibaba Trade Assurance/Credit card/Western Union/Alipay/Wechat |
DETAILED PHOTOS
Core Function Positioning
This component, acting as the engine's "electronic brain," primarily functions to precisely control engine operation. Its specific functions include:
1. Real-time monitoring of key engine parameters, such as engine speed, oil temperature, oil pressure, and intake air volume, ensuring operating data remains within safe ranges.
2. Automatically adjusting fuel injection quantity and ignition timing (if applicable) based on operating conditions to optimize engine power output and fuel economy.
3. Triggering alarm signals and recording fault codes when engine malfunctions (such as overheating or underpressure) for subsequent maintenance.
4. Integrating with the equipment's overall control system, enabling coordinated operation of the engine, hydraulic system, and transmission system (common in excavators, loaders, etc.).
Shipping Methods
- By express: DHL,UPS,FedEx,Aramex,TNT,EMS,SF express.
- By air to the airport.
- By sea to the port.
- DDP by air or by sea
- To your freight forwarder in China.
FAQ
Q:What is light load on the ECU?
A: Under light load, the generator is controlled to operate in "economy mode" to reduce excitation power consumption and reduce engine power consumption;
Q:What is ECU heavy load?
A:Under heavy loads, priority should be given to ensuring power supply to core systems (engine ECU, hydraulic control), and unnecessary loads (such as high-power mode of air conditioning) should be temporarily restricted to avoid overloading the generator.
Q:How to implement overcurrent protection for the ECU?
A:When the output current exceeds the rated value (e.g., a 60A generator exceeds 80A), part of the excitation current is cut off to limit the output power and prevent the generator windings from burning out.
Q:How to perform over-temperature protection on the ECU?
A:If the generator casing/winding temperature is detected to be too high (e.g., >150℃), reduce the output power or temporarily stop the generator, and resume operation when the temperature drops;
Q:How to extend the battery life of an ECU?
A:Determine the charging status (low charge/full charge) based on the battery voltage. When the battery is low charge, use a high current for fast charging. When it is close to full charge, switch to trickle charging to avoid overcharging, which can cause the battery to bulge or the plates to be damaged.
Small Tips
Controller's Purchase and Maintenance Notes
Model Matching
It is essential to confirm the compatibility between the equipment's engine model (e.g., Caterpillar C7.1 ACERT) and this engine electronic control assembly. This avoids communication failures or equipment damage caused by mismatched models.
01
Priority to Genuine Products
As a core electronic component, it is recommended to choose original factory parts or certified aftermarket parts. Unofficial products may have parameter deviations, leading to issues such as insufficient engine power and false fault codes.
02
Installation Requirements
Disconnect the equipment power supply during installation to prevent electrostatic damage to electronic components. After installation, use a dedicated diagnostic tool (e.g., Caterpillar ET Diagnostic System) for parameter matching and initialization to ensure proper functionality.
03
Daily Maintenance
Regularly inspect the control assembly's wiring terminals for looseness and the waterproof seal for integrity. This prevents short circuits or signal interruptions caused by water ingress or dust accumulation.
04
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