Indoor unit model
PLA-A12EA7
PLA-A18EA7
PLA-A24EA7
PLA-A30EA7
PLA-A36EA7
PLA-A42EA7
Minimum circuit ampacity
1 A
1 A
1 A
1 A
2 A
2 A
Maximum ration of overcurrent protective device
15 A
Wiring
Wire No.
× size
Indoor unit-Outdoor unit
*1
3 × AWG14 (polar)
Indoor unit earth
1 × Min. AWG14
Remote controller-Indoor unit
*2
2 × AWG22 (Non-polar, unshielded)
Circuit
rating
Indoor unit-Outdoor unit S1-S2
*3
9$&
Indoor unit-Outdoor unit S2-S3
*3
9'&
Wired remote controller-Indoor unit
*3
9'&
6. Electrical work
$I¿[ODEHO$WKDWLVLQFOXGHGZLWKWKHPDQXDOVQHDUHDFKZLULQJGLDJUDPIRUWKHLQGRRUDQGRXWGRRUXQLWV
Note:
Some units cannot be used in a simultaneous twin system. Refer to the outdoor unit installation manual for details.
*1. <For 35-140 outdoor unit application>
Max. 45 m, 148 ft
If AWG13 (2.5 mm
2
) used, Max. 50 m, 165 ft
If AWG13 (2.5 mm
2
) used and S3 separated, Max. 80 m, 263 ft
)RURXWGRRUXQLWDSSOLFDWLRQ!
Max. 18 m, 59 ft
If AWG13 (2.5 mm
2
) used, Max. 30 m, 99 ft
If AWG11 (4 mm
2
) used and S3 separated, Max. 50 m, 165 ft
If AWG9 (6 mm
2
) used and S3 separated, Max. 80 m, 263 ft
*2. Max. 500 m, 1640 ft
(When using 2 remote controllers, the maximum wiring length for the remote controller cables is 200 m, 656 ft.)
7KH¿JXUHVDUH127DOZD\VDJDLQVWWKHJURXQG
6WHUPLQDOKDV9'&DJDLQVW6WRZHYHUEHWZHHQ6DQG6WKHVHWHUPLQDOVDUHQRWHOHFWULFDOO\LQVXODWHGE\WKHWUDQVIRUPHURURWKHUGHYLFH
1RWHV :LULQJVL]HPXVWFRPSO\ZLWKWKHDSSOLFDEOHORFDODQGQDWLRQDOFRGH
2.
3RZHUVXSSO\FRUGVDQGLQGRRUXQLWRXWGRRUXQLWFRQQHFWLQJFRUGVVKDOOQRWEHOLJKWHUWKDQSRO\FKORURSUHQHVKHDWKHGÀH[LEOHFRUG'HVLJQ,(&
8VHFRSSHUVXSSO\ZLUHV
8VHZLUHVUDWHG9RUPRUHIRUWKHSRZHUVXSSO\FDEOHVDQGWKHLQGRRUXQLWRXWGRRUXQLWFRQQHFWLQJFDEOHV
,QVWDOODQHDUWKORQJHUWKDQRWKHUFDEOHV
,QGRRUDQGRXWGRRUFRQQHFWLQJZLUHVKDYHSRODULWLHV0DNHVXUHWRPDWFKWKHWHUPLQDOQXPEHU666IRUFRUUHFWZLULQJV
7.
:LULQJIRUUHPRWHFRQWUROOHUFDEOHVKDOOEHDSDUWFPLQFKRUPRUHIURPSRZHUVRXUFHZLULQJVRWKDWLWLVQRWLQÀXHQFHGE\HOHFWULFQRLVHIURP
power source wiring.
1HYHUVSOLFHWKHSRZHUFDEOHRUWKHLQGRRURXWGRRUFRQQHFWLRQFDEOHRWKHUZLVHLWPD\UHVXOWLQDVPRNHD¿UHRUFRPPXQLFDWLRQIDLOXUH
Warning:
6.1.1. Indoor unit power supplied from outdoor unit
The following connection patterns are available.
The outdoor unit power supply patterns vary on models.
S1
S2
L1
L2
GR
1
2
S1
S2
S3
S3
A
B
C
D
E
F
G
I
H
CN105
RED
S1
S2
1
2
S1
S2
S3
1
2
S1
S2
S3
S3
D
E
F
G
G
E
L1
L2
GR
A
B
C
$I¿[ODEHO$WKDWLVLQFOXGHGZLWKWKHPDQXDOVQHDUHDFKZLULQJGLDJUDPIRUWKHLQGRRUDQGRXWGRRUXQLWV
A Outdoor unit power supply
B Earth leakage breaker
C Wiring circuit breaker or isolating switch
D Outdoor unit
E Indoor earth
F Wired remote controller
G Indoor controller board
H Radio frequency interface for RF thermostat
I Indoor
unit
Only for wired remote controller
A Outdoor unit power supply
B Earth leakage breaker
C Wiring circuit breaker or isolating switch
D Outdoor unit
E Indoor earth
F Wired remote controller
G Indoor unit
Simultaneous twin system
1:1 System