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Electric Wiring
Requirement for grounding
•
Air conditioner is the Clase I electric appliance, so please do conduct reliable grounding measures.
•
The yellow-green two-color wiring of air conditioner is grounding wire and cannot be used for other purposes.
It cannot be cut off and be fixed by screws, otherwise it would cause electric shock.
•
The user must offer the reliable grounding terminal. Please don't connect the grounding wire to the following
places :
- Water pipe
- Gas pipe
- Blowing pipe
- Other places that professional personnel consider them unreliable.
The power cable, communication wire connection between indoor and outdoor units.
POWER 220V 〜50HZ
① Power Cord 3×1.0mm
2
② Communication Cords 2×1.0mm
Capability of Breaker: 6A
Items to check
Is the indoor unit fixed firmly?
Is the gas leakage test finished?
Is the unit fully insulated?
Does drainage flow smoothly?
Does the power supply voltage accord with
that shown on the nameplate?
Are wiring and piping correct?
Is the unit safely grounded?
Does the wiring size match with the specified
specification?
Is something blocking the air outlet or intake
of either the indoor or outdoor unit?
Have records of refrigerant piping length and
additional refrigerant charge been made?
Notes to the installer :
•
Be sure to instruct the customer how to operate the system and show him/her the attached operation manual
•
Be sure the electric supply that user applies is within tolerances (+/-10%,+/-1Hz).
•
The ambient temperature should be at 5-40°C, and the humidity is 30%-95%.
MCC-SVN01A
(H07RN-F)
2
(H07RN-F)
www.ttair.co.th | Tel : 02-385-0728 | E-mail : sales@ttair.co.th | LINE ID : @ttair
Connect the same size
Do not connect
of power cables on
the same size
both sides.
of power cables
(Correct)
on one sides.
(Wrong)
Figure 12
If not properly done,
what is likely to happen
The unit may drop, vibrate or make noise.
It may result in insufficient cooling.
Condensate water may drip.
Condensate water may drip.
The unit may malfunction or the components
burn out.
The unit may malfunction or the components
burn out.
Risk of electric leakage.
The unit may malfunction or the components
burn out.
It may result in insufficient cooling.
Volume of refrigerant charge in the system
is not clear.
Do not connect
the different size
of power cables
(Wrong)
11
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