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Triac Driving(4)

DESCRIPTION

Number 38 Terminal of Micom is put out Pulse Output, by way of Buffer it is driving Photo Triac is supplied

Trigger Signal.

Trigger Test of Triac is detected Zero Cross Part of AC input and it is triggered from Zero Cross part to Time

delay part according to Fan Speed. (Ref. Fig 4-1) SN1 is Snubber.

AC 220V

TO MOTOR

SM3JZ47

130 H

SN1

0.1 F

120Ohm

TLP561

PT1

12V

1/2W

IC4

KID 65004

MICOM

215

AC220V

TRIGGER

MOTOR

INPUT

Fig 4-1

LOW SPEED

MID SPEED

HI SPEED

1 2 ... 50 51 52 53 54 55 56 57 58 59 60 ... 97 98

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Daewoo DSA-095L Spezifikationen Seite 55