Electrical And Wiring; Recommended Fuse And Cable Sizes - Acson A5ACV 30 CR User Manual

A5ACV 100 / 135 / 210CR
•
Do not allow water to remain in the water pipes if the unit is not operating for a long period.
Water must be drained out if the unit is not running during winter. Failing to do so would cause the pipe
to crack.
•
Do not drink the chilled water in the unit.

ELECTRICAL AND WIRING

•
Refer to the wiring diagram provided on the unit when making electrical wiring.
•
Do not ground any electrical equipment to the water piping.
•
Install an external isolator switch (if it is not provided) to prevent electrical shock.

RECOMMENDED FUSE AND CABLE SIZES

Model
Voltage Range**
Recommended Fuse*
Power Supply Cable Size*
Number of Conductor
Interconnection Cable Size*
Model
Voltage Range**
Recommended Fuse*
Power Supply Cable Size*
Number of Conductor
Interconnection Cable Size*
IMPORTANT :
* The figures shown in the table are for information purpose only. They should be checked and
selected to comply with the local/national codes of regulations. This is also subjected to the type of
installation and conductors used.
** The appropriate voltage range should be checked with label data on the unit.
•
All field wiring must be installed in accordance with the national wiring regulation.
•
All the terminals and connections must be tightened. Improper connection and fastenings could
cause electric shock, short circuit and fire.
•
Ensure that the rated voltage of the unit corresponds to that of the name plate before
commencing wiring work according to the wiring diagram.
•
The unit mus be GROUNDED to prevent possible hazards due to insulation failure.
•
All electrical wiring must not touch the refrigerant piping, compressor, pump, fan motor or any
moving parts of the fan motors.
•
Do not operate the chiller with wet hands. It would result in electric shock.
•
Do not use fuse of different amperage than stated. Using wire etc. to replace a fuse could cause
equipment damage or fire.
PRESSURE GAUGE
GATE GATE
VALVE VALVE
GATE BALANCING
THERMOMETER
VALVE VALVE
FLEXIBLE
GATE BALANCING
THERMOMETER
VALVE VALVE
FLEXIBLE
!
CAUTION
A5ACV30CR
230/1/50
A 36
2
mm 10
3
2
mm 1.5
A5ACV100CR
415/3/50
A 40
2
mm
10
5
2
mm
1.5
!
CAUTION
46
AIRVENT (INSTALL
HIGHEST POSITION)
PRESSURE
DIFFERENTIAL
GATE
VALVE
VALVE
STRAINER
GATE VALVE
CHECK
(LOWER POSITION
VALVE
FOR DRAINAGE)
MAKE UP
VALVE
A5ACV55CR A5ACV75CR
415/3/50 415/3/50
25 36
10 10
5 5
1.5 1.5
A5ACV135CR A5ACV210CR
415/3/50 415/3/50
60 100
10 10
5 5
1.5 1.5
FAN COIL UNIT/AIR HANDLING UNIT
Figure 2