L9911

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Figure 12. Soft start characteristics (always activated at engine start)

Ign. sw

on

off

Time (sec)

Time (sec)

Time (sec)

Time (sec)

Engine speed (rpm)

Field current (A)

W/Lamp

(soft attack inhibition Alt. speed)

(soft start enable Alt. speed)

0.5s min

0.5s min

Soft start

delay time

Soft start

delay time

Soft start

delay time

Soft start

timing

Soft start

timing

Soft start

timing

on

off

Ign. sw on

Starter on

E/G stop

and Ign. sw off

Ign. sw on

Starter on

E/G stop

Starter on

0.15s~0.5s

0.15s~0.5s

Engine start

Engine start

Engine restart

Soft attack inhibition

Alt. speed > E/G speed

Soft attack inhibition

Alt. speed < E/G speed