Multi F Engineering Manual

Power Wiring (208-230V) and Communications Cable Details
)LJXUH0XOWL)/08&+96\VWHP3RZHU:LULQJDQG&RPPXQLFDWLRQV&DEOH
Outdoor Unit
L1 L2 1(L1) 2(L2) 2(L2)3(A) 3(C)3(B) 1(L1)
Outdoor Unit Terminal Block
L1
L1
L2
L2
G
Power Supply
Main Switch
Circuit Breaker
Fuse
Three-wire Power Wiring
(Including Ground)
COMMUNICATIONS CABLE
POWER WIRING
1(L1) 2(L2)
Indoor Unit Terminal Block
Unit A Unit B Unit C
3
1(L1) 2(L2) 3 1(L1) 2(L2) 3
Indoor Unit Terminal Block Indoor Unit Terminal Block
G
ELECTRICAL CONNECTIONS
• $OO¿HOGVXSSOLHGZLULQJFRPSRQHQWVDQGPDWHULDOVPXVWIROORZQDWLRQDOVWDWHDQGORFDOFRGHVDQGUHTXLUHPHQWV(OHFWULFVKRFNFDQFDXVHSK\VLFDO
injury or death.
• Use only stranded, shielded or unshielded copper communications / power wiring from the outdoor unit to the indoor units. If shielded, wiring must be
JURXQGHGWRWKHFKDVVLVDWWKHRXWGRRUXQLWRQO\,PSURSHUZLULQJZLOOUHVXOWLQ¿UHHOHFWULFVKRFNSK\VLFDOLQMXU\RUGHDWK
• *URXQGZLULQJLVUHTXLUHGWRSUHYHQWDFFLGHQWDOHOHFWULFDOVKRFNGXULQJFXUUHQWOHDNDJHFRPPXQLFDWLRQSUREOHPVIURPHOHFWULFDOQRLVHDQGPRWRUFXU
UHQWOHDNDJH 'RQRWFRQQHFWWKHJURXQGOLQHWRWKHSLSHV,PSURSHUZLULQJZLOOUHVXOWLQ¿UHHOHFWULFVKRFNSK\VLFDOLQMXU\RUGHDWK
• ,QVWDOODPDLQVKXWRIIVZLWFKRUFLUFXLWEUHDNHUWKDWLQWHUUXSWVDOOSRZHUVRXUFHVVLPXOWDQHRXVO\(OHFWULFVKRFNFDQFDXVHSK\VLFDOLQMXU\RUGHDWK
• :LULQJFDEOHVL]HPXVWFRPSO\ZLWKDSSOLFDEOHQDWLRQDOVWDWHDQGORFDOFRGHV,PSURSHUZLULQJZLOOUHVXOWLQ¿UHHOHFWULFVKRFNSK\VLFDOLQMXU\RUGHDWK
• )RU0XOWL)ZLWK/*5('UHIHUWR0XOWL)0XOWL)0$;ZLWK/*5('2'8HQJLQHHULQJPDQXDO
• *URXQGZLULQJLVUHTXLUHGWRSUHYHQWFRPPXQLFDWLRQSUREOHPVIURPHOHFWULFDOQRLVHDQGPRWRUFXUUHQWOHDNDJH)DLOXUHWRSURYLGHSURSHUJURXQGZLULQJ
can result in property damage and equipment malfunction.
• $OO¿HOGVXSSOLHGZLULQJFRPSRQHQWVDQGPDWHULDOVPXVWIROORZQDWLRQDOVWDWHDQGORFDOFRGHVDQGUHTXLUHPHQWV)DLOXUHWRLQVWDOOSURSHUHOHFWULFDO
components can result in property damage and equipment malfunction.
• Use only stranded, shielded or unshielded copper communications / power wiring from the outdoor unit to the indoor units. If shielded, wiring must be
JURXQGHGWRWKHFKDVVLVDWWKHRXWGRRUXQLWRQO\)DLOXUHWRLQVWDOOSURSHUZLULQJFDQUHVXOWLQSURSHUW\GDPDJHDQGHTXLSPHQWPDOIXQFWLRQ
• ,QVWDOODPDLQVKXWRIIVZLWFKRUFLUFXLWEUHDNHUWKDWLQWHUUXSWVDOOSRZHUVRXUFHVVLPXOWDQHRXVO\)DLOXUHWRLQVWDOOSURSHUHOHFWULFFRPSRQHQWVFDQUHVXOWLQ
property damage and equipment malfunction.
• Wiring cable size must comply with applicable national, state, and local codes. Improper wiring can result in property damage and equipment malfunction.
'XHWRRXUSROLF\RIFRQWLQXRXVSURGXFWLQQRYDWLRQVRPHVSHFL¿FDWLRQVPD\FKDQJHZLWKRXWQRWL¿FDWLRQ
©/*(OHFWURQLFV86$,QF(QJOHZRRG&OLIIV1-$OOULJKWVUHVHUYHG³/*´LVDUHJLVWHUHGWUDGHPDUNRI/*&RUS
210 | WIRING CONNECTIONS
Multi F and Multi F MAX Indoor Unit Engineering Manual
MULTI
F
MAX
MULTI
F