AA
20
Installation of Air-conditioner
m
0
1
*
2
5
.
9
Ø
5
3
6
Ø
m
0
1
*
m
5
*
2
5
.
9
Ø
6
Ø . 5
3 * m
0
1
*
H
E
D
T
N
F
6
3
0
M
A
*
H
E
D
4
N
F
1
7
0
M
A
m
5
*
2
5
.
9
Ø
m
5
*
5
3
.
6
Ø
m
5
*
5
3
.
6
Ø
*
H
E
D
4
N
F
5
4
0
M
A
*
H
E
D
T
N
F
6
3
0
M
A
m
0
1
*
5
3
.
6
Ø
m
5
*
5
3
.
6
Ø
*
H
E
D
T
N
F
6
3
0
M
A
Method to calculate total amount of additional refrigerant
X
X
Total amount of additional refrigerant
Total amount of additional refrigerant = Amount of additional refrigerant depending on the pipe length
+ Amount of additional refrigerant for each indoor unit
❇
❇
Amout of additional refrigerant depending on the pipe length
Size of Liquid pipe
(mm)
Length(m)
Unit amount of refrigerant
(kg/m)
Amount of additional
refrigerant (kg)
Total amount
of additional
refrigerant (kg)
Ø6.35
20
0.02
0.4
1.75
Ø9.52
20
0.06
1.2
EEV kit ~ indoor unit
15
0.01
0.15
❇
❇
Amount of additional refrigerant charging for each indoor unit
Model name of
Indoor unit
Number of
units (EA)
Unit amount of refrigerant
(kg/m)
Amount of additional
refrigerant (kg)
Total amount
of additional
refrigerant (kg)
AM045FN4DEH*
1
0.45
0.45
1.62
AM071FN4DEH*
1
0.45
0.45
AM036FNTDEH*
3
0.24
0.72
X
X
Total amount of additional refrigerant = 1.75 + 1.62 = 3.37 (kg)
Содержание DVM S ECO AM XMDG Series
Страница 1: ......