Mitsubishi Electronics MXZ-2A20NA Air Conditioner User Manual


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5
2. OUTDOOR UNIT INSTALLATION
2-1. CONNECTING WIRES FOR OUTDOOR UNIT
• Be sure to use special circuits for room air conditioner.
• Wiring work should be based on applicable technical standards.
• Wiring connections should be made following the diagram.
• Screwsshouldbetightenedsotheywon’tloosen.
ELECTRICAL SPECIFICATIONS
OUTDOOR UNIT
MXZ-2A20NA
Powersupply(V,PHASE,Hz) 208/230, 1, 60
Max.Fusesize(timedelay)(A)
20
Min.CircuitAmpacity(A)
15
Fanmotor(F.L.A)
0.96
Compressor
(R.L.A) 10.1
(L.R.A) 15
Control voltage
Indoorunit-Remotecontroller:(Wireless)
Indoor unit-Outdoor unit : DC12-24V
1)Removetheservicepanel.
2)Fixtheconduitconnectortoconduitcoverwithlocknutthensecureit
against unit with screws.
3)Fixtheconduitcovertotheoutdoorunitthensecureitwithscrews.
4)Connectpowersupplycordandindoor/outdoorconnectingwiretotheter
-
minal block.
(Leavesomeslackinwirestoalloweasierservicing.)
5)Closetheservicepanelsecurely.Makesurethat3-2.PIPECONNECTION
is completed.
Remark:
* A disconnect switch should be required. Check the local code.
** Use a ring tongue terminal in order to connect a ground wire to terminal.
INDOOR UNIT A
Terminal block
Grounding
terminal **
INDOOR UNIT B
Terminal block
Grounding
terminal **
208/230 V AC
1phase 60 Hz
208/230 V AC
1phase 60 Hz
Grounding
terminal **
Grounding
terminal **
Terminal
block 1
Ground
OUTDOOR UNIT
Powersupply208/230VAC
1phase 2wires 60 Hz
Terminal block
UNIT A
Terminal block
UNIT B
Disconnect
switch *
Disconnect
switch *
Connect wires to the matching numbers of terminals.
CONNECTING WIRES AND CONNECTING GROUND WIRE
• Use solid conductor AWG14 or stranded conductor AWG14.
• Use double insulated copper wire with 600 V insulation.
• Usecopperconductorsonly.
* Follow local electrical code.
POWER SUPPLY CABLE AND GROUND WIRE
• Use solid or stranded conductor AWG14.
• Usecopperconductorsonly.
* Follow local electrical code.
WARNING:
Usetheindoor/outdoorunitconnectingwirethatmeetstheStandardstoconnecttheindoorandoutdoorunitsandxthewiretotheterminal
blocksecurelysothatnoexternalforceisconveyedtotheconnectingsectionoftheterminalblock.Anincompleteconnectionorxingofthe
wirecouldresultinare.
For future servicing, give extra length to the connecting wires.
Grounding terminal
Conduit
cover
Lock nut
Connector
JG79A039H01_En.indd 5 5/9/2008 2:23:43 PM
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