Electrical Wiring Connection - Acson CB Serie Installationsanleitung

4. Water Piping Connection
• The indoor unit is equipped with water outlet and inlet bare connection. There is an air-vent for air purging that is fitted
at the outlet water header.
• 3 way valve is required for cycling off or bypass the chilled water.
• Black steel pipe, polyethrene pipe, PVC pipe and copper tube are recommended in field installation.
• All types of piping and connection must be insulated by polyurethane (ARMAFLEX type or equivalent) to avoid
condensation.
• Do not use contaminated or damaged pipe and fitting for installation.
• Some main fitting components are needed in the system to enhance the capacity and ease the service, such as gate valve,
balancing valve, 2 way or 3 way valve, filter, strainer etc.
Chiller
Model: CE07CBW/CE10CBW/CE15CBW/CE20DW/CE25DW/CE30DW/CE40DW/CE50DW
FCU 1
VALVE L N
3WV
x1
Chiller
This is proposed wiring connection. It may change subject to the chiller unit and must comply with the local and national code and
regulations.
Gate Valve
3 Way Valve
FCU
Gate Valve
Good Control Bad Control

ELECTRICAL WIRING CONNECTION

FCU 2
VALVE L N
3WV
x2
Gate Valve
2 Way Valve
FCU
Gate Valve
FCU 3
VALVE L
3WV
x3
X1,X2,X3
!
There must be a all pole switch with a
minimum 3mm contact gap and fuse /
circuit breaker as recommended in the
fixed installation circuits.
1-4
Gate Valve
FCU
Gate Valve
Worst Control
N
220-240V/1ø/50Hz
220~240V/1 /50Hz
208-230V/1ø/60Hz
R
S
T
N
3 way valve
3WV
Relay (220-240V,10A)