Daewoo DSA-245L User Manual

54
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.
N
L
AC 220V
TO MOTOR
T1
SM3JZ47
L1
12
130 H
3A
SN1
0.1 F
120Ohm
TLP561
PT1
12V
R5
1K
1/2W
IC4
KID 65004
MICOM
38
215
AC220V
TRIGGER
MOTOR
INPUT
Fig 4-1
LOW SPEED
MID SPEED
HI SPEED

Daewoo DSA-245L Specifications

General

Brand	Daewoo
Model	DSA-245L
Category	Air Conditioner
Language	English