
30
English
Installation Procedure
Installation Pr
oc
edur
e
Specifications of the terminal blocks
(Unit: mm)
AC power: M4 screw
Communication: M3.5 screw
11
13
7.5
9.0
18
13
.8
Power supply
(single phase)
MCCB
ELB
Min : 198V
Max : 242V
XA
XA, 30 mA
0.1 s
Power cable
Earth cable
Communication
cable
2.5 mm² or more
2.5 mm²
0.75 to 1.5 mm²
Decide the power cable specification and maximum
length by formula
2
.
1
Decide the capacity of ELB and MCCB by below
formula.
Ɵ˵ʪʀɇΧɇʀ̈ϩцͱ˙kø9ࡥđAA9ǹࣈࣉ॔ߣߤߧǹߣߣǹנ̈
NOTE
࡛
X : The capacity of ELB, MCCB
࡛ נ̈ࡤƊЇ͔ͱ˙θɇϩ̈͝˝ʀЇθθʪ͝ϩϑͱ˙ʪɇʀ˵̈͝ʒͱͱθЇ̈͝ϩ
Rated currents
Model
Rating current(A)
đߢߣߩĘĘߣťk²७
0.14
đߢߤߤĘĘߣťk²७
0.15
đߢߤߤĘĘߣUk²७
0.20
đߢߤߪĘĘߣUk²७
0.23
đߢߥߨĘĘߣUk²७
0.25
đߢߧߨĘĘߣUk²७
0.28
đߢߩߣĘĘߣUk²७
0.40
2
Decide the power cable specification and maximum
length within 10% voltage drop among indoor units.
n
Coef×35.6×Lk
× ik)
< 10% of input voltage[V]
ॣ࣑
1000×Ak
k=1
NOTE
࡛
Coef: 1.55
࡛
Lk: Distance among each indoor unit[m],
Ak: Power cable specification[mm
2
]
࡛
ik: Running current of each unit[A]