113
OCH733
P1 R
S N1
N2
L2
P2
L3
L1
N3
V
P3
W
U
CNDC
290–380 V DC (
1
+,
2
−)
Connect to the outdoor
multi controller circuit
board (CNDC)
E5
Connect to the electrical
parts box
CN2
Connect to the outdoor
multi controller circuit
board (CN2)
1
–
5
: Transmitting sig-
nal to outdoor
controller circuit
board ((0–5 V
DC)
2
–
5
: Zero cross sig-
nal (0–5 V DC)
3
–
4
: 15 V DC
6
–
5
: 15 V DC
7
–
5
: 15 V DC
CN4
Connect to the outdoor
multi controller circuit
board (CN4)
CN6
Thermistor (TH8)
TB1A, TB2A, TB3A,
TB1B, TB2B, TB3B
Connect to DCL
TB-U, TB-V, TB-W
Connect to the compres-
sor (MC)
Voltage among phases:
10-180 V AC
TB3, TB4
Voltage of 208/230 V AC
is input
(Connect to the outdoor
noise filter board (TB1,
TB2))
Outdoor power circuit board
PUMY-P60NKMU3
PUMY-P60NKMU3-BS
PUMY-HP36NKMU1
PUMY-HP48NKMU1
Brief Check of POWER MODULE
If they are short-circuited, it means that they are broken.
Measure the resistance in the following points (connectors, etc.).
1. Check of POWER MODULE
1
Check of DIODE circuit
R - L1 , S - L1 , R - N1 , S - N1
2
Check of IGBT circuit
L2 - N1
3
Check of INVERTER circuit
P - U , P - V , P - W , N1 - U , N1 - V , N1 - W
Note: The marks R , S , L1 , L2 , P , N1 , U , V and W shown
in the diagram are not actually printed on the board.
Содержание PUMY-HP36NKMU1
Страница 33: ...33 OCH733 6 WIRING DIAGRAM PUMY P36NKMU3 PUMY P48NKMU3 PUMY P36NKMU3 BS PUMY P48NKMU3 BS ...
Страница 34: ...34 OCH733 PUMY P60NKMU3 PUMY P60NKMU3 BS ...
Страница 35: ...35 OCH733 PUMY HP36NKMU1 PUMY HP48NKMU1 ...
Страница 155: ...155 OCH733 ...