
9. Block Diagram
42
POWER
SUPPLY
RELAY
OUTPUTS
BATTERY
VOLTAGE
SENSING
MICROCONTROLLER
ANALOG
TO
DIGITAL
CONVERTOR
COUNTER
&
TIMER
MAINS
&
GENERATOR
VOLTAGE
SENSING
&
CONDITIONING
FREQUENCY
SENSING
FROM
GENERATOR
VOLTAGE
LED DISPLAYS
&
INDICATORS
+BATTERY
MAINS L1
GEN. N
GEN. L1
MAINS L2
MAINS L3
MAINS N
EAOM-19 BLOCK DIAGRAM
FAILURE
&
CONTROL
INPUTS
PUSH
BUTTONS