10
Wiring Specifications
Model
Items
Indoor Unit Power
Controlling Wire
Diameter
Ground
Wire
Single-
Wire
Power
Capacity Fuse Below 20m
Twisted-pair Twisted-pair
Below 50m Quantity
Manualr Switch
Power Cord
Indoor/Outdoor Unit
Signal Wire
Single Phase
220-240V~
50Hz
2
2mm
2
4mm
Not longer than 1500m
2
1.0mm
1.5mm
15A
M
YDDN-22
~140C(A/B)15A
15A
2
Indoor unit power supply
The indoor unit power source should not be shared with the outdoor unit.
The indoor units that connect to the same outdoor unit should use the same power source,
creepage protector and main switch.
Outdoor Power
Supply
Indoor P ower
Supply
Indoor/Outdoor
Signa l Wire (2-co re
scree ned wire)
Creepag e Protec tion
Switch
Creepag e Protec tion
Switch
Ground Wire
380V ~ 3N
Outdoor Uni t
Ground Wire
Indoor Unit
Indoor Unit
Wire Dis tributionBox
220-240V~ 50Hz
Summary of Contents for YDDN-22C(A/B)15A
Page 2: ...8 8 1 8 8 13 8 1 3 5...
Page 3: ...8 A 1 3 0 8 899 B 19 8 899...
Page 4: ...89 8 C 1 3 A D B 56E69...
Page 5: ...8 1 FG BH 0 8 1 A 5 299 B A 646...
Page 8: ...3 4 597 A A 819 B...
