20
Installation Procedure
Ins
tallation Pr
oc
edur
e
English
The capacity of ELCB(or MCCB+ELB) X[A] = 1.25
X 1.1 X ∑Ai
– X : The capacity of ELCB(or MCCB+ELB).
– ∑Ai : Sum of Rating currents of each indoor unit.
– Refer to each installation manual about the rating
current of indoor unit.
•
Decide the power cable specification and maximum length within 10% power drop among indoor units.
n
Coef×35.6×L
k
×i
k
)
<
10% of input
voltage[V]
– coef: 1.55
– Lk: Distance among each indoor unit[m],
Ak: Power cable specification[mm2]
ik: Running current of each unit[A]
∑ (
1000×A
k
k=1
Ring terminal selection
t
R
B
2
d2
d1
D
B
L
F
E
Silver solder
Norminal
dimensions
for cable
(mm2)
Norminal
dimensions
for screw
(mm)
B
C
d1
E
F
L
d2
t
Standard
dimension
(mm)
Allowance
(mm)
Standard
dimension
(mm)
Allowance
(mm)
Standard
dimension
(mm)
Allowance
(mm)
Min. Min. Max.
Standard
dimension
(mm)
Allowance
(mm)
Min.
1.5
4
6.6
±0.2
3.4
+0.3
-0.2
1.7
±0.2
4.1
6
16
4.3
+0.2
0
0.7
4
8
2.5
4
6.6
±0.2
4.2
+0.3
-0.2
2.3
±0.2
6
6
17.5
4.3
+0.2
0
0.8
4
8.5
4
4
9.5
±0.2
5.6
+0.3
-0.2
3.4
±0.2
6
5
20
4.3
+0.2
0
0.9
Specification of electronic wire
Power supply
MCCB
ELB or ELCB
Power cable
Earth cable
Communication
cable
Max : 242V / Min
: 198V
XA
XA, 30 mmA,
0.1 s
2.5 mm2
2.5 mm2
0.75~1.5 mm2
•
Refer to the unit nameplate for rating current.
•
Decide the capacity of ELCB(or MCCB+ELB) by below formula.
•
Power supply cords of parts of appliances for outdoor use shall not be lighter than polychloroprene sheathed
flexible cord. (Code designation IEC:60245 IEC 57 / CENELEC: H05RN-F or IEC:60245 IEC 66 / CENELEC: H07RN-F )
Summary of Contents for AE071MNMPEH
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