4
Wiring Design
34
Restriction of control wiring
Be sure to keep the rule of below tables about size and length of control wiring.
Table-1
Control wiring between indoor and outdoor units (L1, L2, L3), Central control wiring (L4)
(*1): Total length of control wiring length for all refrigerant circuits (L1 + L2 + L3 + L4)
Table-2
Control wiring between outdoor units (L5)
Table-3
Remote control wiring (L6, L7)
Wiring
2-core
Type
Shielded cable
Size/Length
AWG16: Up to 3280 ft (1000 m) AWG14: Up to 6560 ft (2000 m) (*1)
Wiring
2-core
Type
Shielded wire
Size/Length
AWG16 to AWG14/Up to 330 ft (100 m) (L5)
Wire
2-core
Size
AWG20 to AWG14
Length
• Up to 1640 ft (500 m) (L6 + L7)
• Up 1310 ft (400 m) in case of wireless remote control in group control.
• Up to 660 ft (200 m) total length of control wiring between indoor units (L6)
U3 U4
U1 U2
U1
U3
U2
U4
U5 U6
U1 U2
A B
U3 U4
U1 U2 U5 U6
U1 U2
A B
U1 U2
A B
U1 U2
A B
U1 U2
A B
U3 U4
U1 U2 U5 U6
U3 U4
U1 U2 U5 U6
U1 U2
A B
U1 U2
A B
U1 U2
A B
U3 U4
U1 U2 U5 U6
L1
L5
L6
L7
L4
3
L
2
L
Header
unit
Header
unit
Follower
unit
Header
unit
Follower
unit
Central
control
Outdoor unit
Indoor unit
Table-1
Table-2
Table-1
Remote control
Remote control
Remote control
Table-3
Summary of Contents for Carrier MMC-AP0181H2UL
Page 61: ...5 Outdoor unit 60 Model MMY MAP0964HT9UL MAP0964HT6UL MMY MAP1144HT9UL MAP1144HT6UL 72 9 ...
Page 76: ...5 Outdoor unit 75 Model MMY MAP0724FT6UL 460 V 60 Hz WHI WHI WHI PUR ...
Page 77: ...5 Outdoor unit 76 Model MMY MAP0964FT9UL MAP1204FT9UL 208 230 V 60 Hz ...
Page 78: ...5 Outdoor unit 77 Model MMY MAP0964FT6UL MAP1204FT6UL 460 V 60 Hz WHI WHI WHI PUR ...
Page 79: ...5 Outdoor unit 78 5 6 2 Heat pump Model MMY MAP0724HT9UL ...
Page 80: ...5 Outdoor unit 79 Model MMY MAP0724HT6UL ...
Page 81: ...5 Outdoor unit 80 Model MMY MAP0964HT9UL MAP1144HT9UL ...
Page 82: ...5 Outdoor unit 81 Model MMY MAP0964HT6UL MAP1144HT6UL ...
Page 212: ...MEMO ...
Page 213: ...Engineering Data Book For North America August 2015 First Edition ...