Wholesale OEM ESD5520 ESD5520E Engine Speed Control Unit Description
Basic Details
Part Name: Governor
OEM Part Number: ESD5520
Cross Reference: GAC ESD5520, ESD5520E
Specification
PERFORMANCE
Isochronous Operation: ± 0.25% or better
Speed Range / Governor: 1 - 7.5 KHz Continuous
Speed Drift with Temperature: ±1% Maximum
Idle Adjust CW: 60% of Set Speed
Idle Adjust CCW: Less than 1200 Hz
Droop Range: 1 - 5% regulation
Droop Adj. Max. (K-L Jumpered): 400 Hz., ±75 Hz per 1.0 A change
Droop Adj. Min. (K-L Jumpered): 15 Hz., ±75 Hz per 1.0 A change
Speed Trim Range: ± 200 Hz
Remote Variable Speed Range: 500 - 7.5 KHz
Terminal Sensitivity J: 100 Hz., ±15 Hz/Volt @ 5.0 K Impedance
Terminal Sensitivity L: 735 Hz., ±60 Hz/Volt @ 65 K Impedance
Terminal Sensitivity N: 148 Hz., ±10 Hz/Volt @ 1 Meg Impedance
Terminal Sensitivity P: 10 VDC Supply @ 20 mA Max
INPUT / OUTPUT
DC Supply: 12-24 VDC Battery Systems (Transient and Reverse Voltage Protected)
Polarity: Negative Ground (Case Isolated)
Power Consumption: 50mA continuous plus actuator current
Speed Signal Range: 1.0-50 VAC
Speed Sensor Signal: 1.0 - 120 Volts RMS
Actuator Current Range @ 77°F (25°C): Min. 1.0 A, Max. 10 A
RELIABILITY
Vibration: 1G @ 20-100 Hz
Testing: 100% Functionally Tested
ENVIRONMENTAL
Ambient Temperature: -40° to 85°C (-40 to 180°F)
Relative Humidity: up to 95%
All Surface Finishes: Fungus Proof and Corrosion Resistant
Part Photos
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