ESD5330 Speed Control Unit

The ESD5330 is a rugged engine governor designed for diesel generators, featuring a conformally coated circuit board for moisture resistance and vibration protection. It should be mounted vertically if exposed to water or condensation.

Key Features:
– Two-element speed switch (over speed sensing and crank termination)
– Speed ramping from idle to operating speed
– Starting fuel control for reduced exhaust emissions
– Unique actuator power drive circuit
– Accessory inputs for load sharing
– Variable speed governing
– Protection against reverse battery and transient voltage

Specifications:
– Steady-state stability: ±0.25% or better
– Speed range: 1K – 7.5K Hz
– Speed drift: ±1% max
– Idle speed adjustment: 25-85% of rated speed
– Droop range: Adjustable 0-5% for 1.5A change
– Speed trim range: ±200 Hz

Models:
– ESD5330: 24V operation
– ESD5330-12: 12V operation

Working Voltage:
12-32V DC

Output Current Range:
0-10A

Speed Sensor Signal:
0.5~120 V RMS

Temperature Range:
-40°C~85°C

Speed Range:
1K-7.5K Hz

Speed Trim Range:
±200Hz