29
3.2. Separate interface unit/outdoor unit power supplies
The following connection patterns are available.
The outdoor unit power supply patterns vary on models.
S1
S2
L
N
L
N
S1
S2
S3
S3
A
C
B
D
G
E
B
C
F
A
Outdoor unit power supply
B
Earth leakage breaker
C
Wiring circuit breaker or isolating switch
D Outdoor
unit
E
Interface unit/outdoor unit connecting cables
F Interface
unit
G
Interface unit power supply
If the interface and outdoor units have separate power supplies, refer to the table below.
Separate power supply
specifi cations
Interface unit controller con-
nector (CNS2) connection
change
Disconnected
Outdoor unit DIP switch set-
tings (when using separate in-
terface unit/outdoor unit power
supplies only)
ON
3
(SW8)
OFF
1
2
Set the SW8-3 to ON.
Interface unit model
PAC-IF011B-E
Interface unit power supply
~/N (Single Phase), 50 Hz, 230 V
Interface unit input capacity
Main switch (Breaker)
*1
16 A
Wiring
Wire
No.×
size
(mm
2
) Interface unit power supply & earth
3 × Min. 1.5
Interface unit-Outdoor unit
*2
2 × Min. 0.3
Interface unit-Outdoor unit earth
–
Circuit
rating
Interface unit L-N
*3
AC230V
Interface unit-Outdoor unit S1-S2
*3
–
Interface unit-Outdoor unit S2-S3
*3
DC24V
*1. A breaker with at least 3.0mm contact separation in each pole shall be provided. Use earth leakage breaker (NV).
*2. Max. 120 m
*3. The fi gures are NOT always against the ground.
Notes: 1. Wiring size must comply with the applicable local and national code.
2. Power supply cables and interface unit/outdoor unit connecting cables shall not be lighter than polychloro-
prene sheathed fl exible cable. (Design 60245 IEC 57)
3. Install an earth longer than other cables.
Photo. 3-3
CNS2
Содержание Mr.SERVICE PUHZ-HRP100VHA2
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