38
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
1
2
130
µ
H
3A
SN1
0.1
µ
F
120Ohm
TLP561
PT1
12V
R5
1K
1/2W
IC4
KID 65004
MICOM
38
2
15
AC220V
TRIGGER
MOTOR
INPUT
LOW SPEED
MEDIUM SPEED
HIGH SPEED
Fig 4-1
LOW SPEED
MEDIUM SPEED
HIGH SPEED
Содержание DSB-070L
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Страница 53: ...49 5 U9 KIA7042P RESET IC KIA70 42P OUTLINE INPUT GROUND OUTPUT VCC 1 3 2 OUT GND ...
Страница 58: ...54 3 EXPLODED DIAGRAM Indoor Unit DSB 070L DSB 091L ...
Страница 60: ...56 DSB 121L ...
Страница 63: ...59 4 EXPLODED DIAGRAM Outdoor Unit DSB 070L DSB 091L DSB 121L After ...
Страница 66: ...62 DSB 121L Before ...
Страница 69: ...65 5 CONTROL BOX ASSEMBLY 4 3 9 8 5 6 1 0 7 2 DSB 070L DSB 091L ...
Страница 71: ...67 6 5 4 3 1 2 7 8 H1 H3 H2 S H3 DSB 121L ...