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INSTALLATION INFORMATION
3.
3 ELECTRICAL CONNECTIONS
3.3.1 Electrical Supply
All electrical connections are to be as per AS3000. All electrical work shall be performed by a registered electrical
contractor. Appendix A: Electrical Information, provides a comprehensive electrical connection guide including wiring
configurations for different control setups and wiring diagram package and should be used in conjunction with this
manual.
•
Electrical circuit breakers must be a minimum of a " D curve" motor start circuit breaker.
•
Electrical circuit breakers must be sized according to the total load requirements.
All AIRA AL Evaporative Coolers are supplied with an electrical isolation switch which is to be installed by a qualified
tradesperson in a location compliant with Austtralian Standards and Regulations. A hole saw will be required to create
a cut out to install a gland in the desired power entry location. The hole shall be cut in a location such that the cable will
not be within the water and can be adequately secured to the inside of the unit.
3.3.2 User Control Configuration Options
There are 2 primary control options for AIRA Al Evaporative Cooler units, Wall switch and BMS. Units are specified
with either a wall switch or capability to be wired for BMS interface. The wall switch is the standard option with BMS
available upon request. The wall switch should be installed in a secure location that is easily accessible for authorised
personnel to control the operation of the unit. It is the customers responsibility to provide wiring back to the unit.
ON/OFF
PROVIDES POWER TO THE UNIT
FAN HIGH/LOW
CHANGES FAN SPEED IF UNIT HAS A 2 SPEED MOTOR
COOL
TURNS ON WATER PUMP INSIDE UNIT
Figure 12: Wall Switch
AMI056-B
AL SERIES INSTALL OPERATION MAINTENANCE MANUAL |
17
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