トンキーマシンのロゴ
The portfolio covers all key engine parts for the Dh300-7 ECU system, 含むがこれに限定されない:
- ECU Control Unit (Main Board): The core computing and control component of the ECU system, responsible for regulating engine operation parameters.
- ECU System Sensors: Crankshaft position sensor, camshaft position sensor, coolant temperature sensor, intake air pressure sensor, oil pressure sensor, and exhaust gas temperature sensor (all calibrated for Dh300-7).
- ECU Wiring Harness & Connectors: High-temperature and anti-abrasion wiring harnesses with waterproof connectors, matching the original Dh300-7 ECU interface layout.
- Fuel Injection Control Module: Auxiliary component for the ECU system, coordinating with the main ECU to control fuel injection precision.
- ECU Power Relay & Fuses: Specialized power protection components for the Dh300-7 ECU system, preventing damage from voltage fluctuations.
- ECU Programming & Calibration Tools: Dedicated tools for parameter matching and fault diagnosis of the Dh300-7 ECU system.
A3: All parts are engineered for long-term stable operation in harsh construction environments, with key reliability features:
- Original-Grade Precision: Dh300-7 の工場出荷時の仕様に合わせて製造, 寸法および性能公差は±0.5%以内, ECUシステムとのシームレスな統合を保証.
- 耐環境性の向上: センサーとワイヤーハーネスはIP67保護等級を備えています; ECUコントロールユニットには防食基板コーティングを採用, 高振動に対する耐性 (≤20g), 極端な温度 (-40℃～+85℃), ほこり, 湿度と (≤95% RH).
- Consistent Performance: All parts undergo a 500-hour accelerated aging test, with performance attenuation ≤3% during service life, avoiding sudden ECU system failures.
- Anti-Interference Design: ECU-related electrical parts comply with EMC (Electromagnetic Compatibility) 標準, resisting electromagnetic interference from the Dh300-7’s hydraulic system and on-site construction equipment.
