Mitsubishi Electric MXZ-2B20NA Manual De Instalación página 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-2B20NA
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 REA) 10.4
(L.R.A) 15
Contro! 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.)
Grounding terminal
Conduit
5) Close the service panel securely. Make sure that 3-2. PIPE CONNECTION DBs / cover
is completed. . ' —
as
| S
Lock nut Connector
Remark: =
* A disconnect switch should be required. Check the local code. MPCOR UNTE] INPOOR UN TEE
** Use aring tongue terminal in order to connect a ground wire to terminal. erminal bloc erminal bloc
AN tS
Grounding : , | Grounding
terminal ** : A A Ai terminal **
* i a
208/230 V AC Disconnect 208/230 V AC Disconnect
iphase 60 Hz switch * iphase 60 Hz switch *
Grounding Grounding
terminal ** terminal **
4 &
O Oo
Terminal SiS283 S1/S2S3
block 1 Terminal block Terminal block,
UNITA UNIT B
OUTDOOR UNIT
Pe L
fe Ground
rower SUPP ea VAC | e Connect wires to the matching numbers of terminals.
phase ewires 2 ¢ Be sure to attach each screw to its correspondent
terminal when securing the cord and/or the wire to the
terminal block.
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 AWG 14.
° Use copper conductors only.
* Follow local electrical code.
Z\ WARNING:
Use the indoor/outdoor unit connecting wire that meets the Standards to connect the indoor and outdoor units and fix 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 fixing of the
wire could result in a fire.
For future servicing, give extra length to the connecting wires.