Wiring Diagrams; Models: Whs09Sza21S, Whs12Sza21S, Whs18Sza21S, Whs24Sza21S, Whs30Sza21S, And Whs36Sza21S - Westinghouse WHS09WMA11S Design & Technical Manual

5. Wiring diagrams

5-1. Models: WHS09SZA21S, WHS12SZA21S, WHS18SZA21S,
WHS24SZA21S, WHS30SZA21S, and WHS36SZA21S
Fan motor (09-24 model)
Pin No. Terminal
Function of terminal
code
1
S Starting coil
2
3
R Running coil
4
5 C COM
Fan motor (30-36 model)
Pin No. Terminal
code
1 FG
Vsp
2
Vcc
3
4 GND
5
6 Vm
5-1. Models: WHS09SZA21S, WHS12SZA21S, WHS18SZA21S, WHS24SZA21S,
WHS30SZA21S, and WHS36SZA21S
Function of terminal
Revolution pulse output
Speed control voltage input
Control power voltage input
GND
Motor power voltage input
Lead wire
Temperature
color
Thermistor
Blue
( ODU temp. )
Black
Thermistor
( Pipe temp. )
Red
Thermistor
( Discharge temp. )
EEV (36 model)
Lead wire
Coil resistance : 46
color
Blue
Yellow
White
Black
6 5
red brown
Red
COM COM
- 32 -
Compressor
09 model: 2.35
12 model: 1.7
18 model: 1.87
24 model: 0.75
30 model: 0.932
36 model: 0.65
( )
20 68 F
0 20 30
32 F 68 F 86 F
4.4 k
6.5 k
15 k
1.3 V 2.2 V 2.7 V
15 k
6.5 k 4.4 k
2.2 V 2.7 V
1.3 V
46.3 k
186 k 71.7 k
0.18 V 0.43 V 0.64 V
( )
20 68 F
4 3 2 1
blue orange yellow white
B A B A
5. Wiring diagrams