11
M
L
S
R
T
N
1
PCB
PCB
M
L
S
R
T
N
1
ELECTRICAL WIRING
Printed Circuit Board (PCB) Layout
All DSW were set correctly at factory, do not change settings of DSW. The following figures are only for
reference in installation. After installation, make sure all DSW were set as factory setting.
PCB Drawing
The PCB in the Unit is operating with 4 types of DIP switches. The location is as follows:
Mark
Name of Parts
Mark
Name of Parts
CT1-R,S,T Current Transformer for NO.1 Compressor
DSW1
Dip Switch for Capacity Setting
CT2-R,S,T Current Transformer for NO.2 Compressor
DSW2
Dip Switch for Optional Function Setting (1)
CT3-R,S,T Current Transformer for NO.3 Compressor
DSW3
Dip Switch for Optional Function Setting (2)
CT4-R,S,T Current Transformer for NO.4 Compressor
DSW4
Dip Switch for Optional Function Setting (3)
CN6
Connector for Transformer Input
L,M
Terminal for Different Main Power Supply
CN7
Connector for Transformer Output
A,B,D,E,F Terminal for Room Thermostat
SW1
Switch for Alarm History Checking
SEG1
Indicator for Information
Different Main Power Supply
When the main power supply is 380V (nominal voltage), be sure to change the wiring connected terminal
from L to M as shown figure below.
For 415V For 380V
Содержание RAS-NP10CTS
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