ES52F ENGINE CONTROLLER
The ES52F Engine Controller is designed to enable automatic Start/Stop capability as well as providing
fault protection for the generator. The ES52F will automatically Start the generator upon command and
will monitor vital engine and generator functions. In the event a failure was to occur, the ES52F will
automatically Stop the engine thus preventing further problems.
CAUTION:
To prevent automatic or accidental Starting or short circuit, disconnect the 12V DC power
source before performing any maintenance or repairs. Turn OFF the Master Disconnect Switch or
disconnect the 12V DC power at the battery.
SPECIFICATIONS:
3.3V DC to 30V DC Operating Limits.
12mA Standby Current Draw.
175mA Operating Current Draw.
Internally Protected against Reverse Polarity.
Speed Sensing accepts Generator AC Output.
Speed Sensing rated to a Maximum of 300V AC.
-40°C to +85°C Operating Temperature.
ES52F “LED” INDICATIONS
LED Indication
Condition / Failure
No LEDs ON
“Ready” unit waiting for start 12/24V DC to Auto terminal.
“Off”, no +12/24V DC to Auto terminal.
Low Oil, steady
Low Oil Pressure Failure
Low Oil, flashing
Auxiliary Input Failure
High Temperature, steady Over Temperature Failure
Over-Crank, steady
Engine would not start after specified Crank tries.
Engine Running, steady
Engine Controller is in running mode of operation.
Engine Running, flashing Crank-rest period. Cranking will resume soon.
Preheat On, steady
Glow Plug timer feature – With jumper in place, preheat is set for
8 seconds. With jumper removed or cut, preheat is set for 16 seconds.
“LED” INDICATORS
16
Summary of Contents for PT-10KW
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