Total pipe length on
each liquid side
m
Standard amount
of refrigerant
kg/m
Pipe diameter on
the liquid side
mm
Additional amount of refrigerant
pipe diameter on each liquid side
kg
<Additional amount of refrigerant by pipe length (B)>
6.4
9.5
12.7
15.9
19.
1
22.2
25.4
0.025 ×
0.055 ×
0.105 ×
0.160 ×
0.250 ×
0.350 ×
0.470 ×
=
=
=
=
=
=
=
kg
kg
kg
kg
kg
kg
kg
Indoor unit
Capacity code
(Equivalent to HP)
Corrective amount
of refrigerant
Number of connected
indoor units
Number
Corrective amount of refrigerant
on each indoor unit horsepower
kg
capacity rank
HP
kg
007
0.8
=
kg
008
0.9
0.2 ×
=
kg
009
1
=
kg
010
1.1
=
kg
012
1.25
=
kg
014
1.5
=
kg
015
1.7
=
kg
018
2
=
kg
020
2.25
0.4 ×
=
kg
024
2.5
=
kg
027
3
=
kg
030
3.2
=
kg
036
4
=
kg
048
5
0.6 ×
=
kg
056
6
=
kg
072
8
=
kg
1.0 ×
096
10
=
kg
<According to indoor unit horsepower for DX coil interface>
AHU
Corrective amount
of refrigerant
Number of
connected indoor
units
Number
Corrective amount
of refrigerant on each
indoor unit horsepower
kg
capacity
HP
kg
8
1.4 ×
=
kg
10
1.8 ×
=
kg
16
2.9 ×
=
kg
18
3.2 ×
=
kg
20
3.6 ×
=
kg
32
5.8 ×
=
kg
36
6.5 ×
=
kg
40
7.2 ×
=
kg
48
8.6 ×
=
kg
54
9.7 ×
=
kg
60
10.8 ×
=
kg
<According to indoor unit horsepower (Not include "DX coil interface")>
Then refer to following table below, calculate corrective amount of refrigerant according to indoor unit
horsepower (C).
<Corrective amount of refrigerant according to indoor unit horsepower (C)>
Next, enter the total length for each liquid pipe diameter in the following table, and then calculate the additional
amount of refrigerant by pipe length.
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Summary of Contents for MMY-MUP0801HT7JP
Page 309: ......
