The portfolio covers all key engine parts for the Dh300-7 ECU system, بما في ذلك على سبيل المثال لا الحصر:
- 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: تم تصنيعها لتتوافق مع مواصفات المصنع الأصلية لـ Dh300-7, مع تفاوتات الأبعاد والأداء ضمن ±0.5%, ضمان التكامل السلس مع نظام ECU.
- تعزيز المقاومة البيئية: تتمتع أجهزة الاستشعار وأحزمة الأسلاك بتصنيف حماية IP67; تعتمد وحدات التحكم ECU طلاء لوحة الدائرة المضادة للتآكل, مقاومة للاهتزاز العالي (≥20 جرام), درجات الحرارة القصوى (-40درجه مئوية ~ +85 درجه مئوية), تراب, والرطوبة (≤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) المعايير, resisting electromagnetic interference from the Dh300-7’s hydraulic system and on-site construction equipment.
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