Diesel Engine/

E312c E320c Heavy Machinery Excavator Control System

E320c Control

E312C: Targeted at municipal engineering, small-scale earthmoving, and indoor demolition (low-to-medium load, narrow-space operation);
E320C: Designed for medium-heavy earthmoving, road construction, and small-scale mining (continuous medium-to-heavy load operation).

The control system ensures seamless integration with the original E312C/E320C powertrain (E312C: 3066 engine; E320C: 3066/3076 engine) and hydraulic system, maintaining CAT’s original operational precision and reliability.

arameter	E312C Control System	E320C Control System
Operating Voltage	DC 24V (overvoltage protection: 32V max; undervoltage protection: 18V min)	DC 24V (overvoltage protection: 34V max; undervoltage protection: 17V min)
Signal Response Time	≤20ms (narrow-space precision optimization)	≤18ms (heavy-load hydraulic response optimization)
Main Processing Chip	32-bit industrial MCU (1MB flash memory)	32-bit industrial MCU (1.5MB flash memory)
Communication Protocol	CAN 2.0B (primary) + J1939 (secondary)	J1939 (primary) + CAN 2.0B (secondary)
Protection Rating (Core Modules)	IP67	IP68 (1m water immersion for 30 mins)
Working Temperature Range	-40℃ ~ +85℃	-45℃ ~ +90℃ (mining high-heat adaptation)
Vibration Resistance	≤20g (10-2000Hz)	≤25g (10-2000Hz)
Power Consumption (Full Load)	≤30W	≤35W

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