P.c .b (mcc 5009) – Toshiba RAS-10SKV-A User Manual

Page 24

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FILE NO. SVM-07008

8-2. Outdoor Unit (Inverter Assembly)

For INDOOR UNIT

1

230V 50Hz

signal

Noise

filter

Input

current

sensor

Con

ver

ter

(A

C DC)

P

.C

.B (MCC 5009)

Ov

er

current

sensor

Gate dr

iv

e

circuit

Rotor position

detect circuit

Rela

y

Fa

n

motor

4w

a

y

V

alv

e

Rela

y

High po

w

er f

actor

correction circuit

1.

PWM synthesis function

2.

Input current release control

3.

IGBT o

ver-current detect control

4.

Outdoor f

an control

5.

High po

w

er f

actor correction control

6.Signal comm

unication to indoor unit M.

C

. U

M.

C

. U

In

ver

ter

(DC A

C)

Compressor

Discharge

temp. sensor

Outdoor air

temp. sensor

Heat Exchanger

temp. sensor

MICR

O-COMPUTER BLOCK DIA

GRAM

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