Mitsubishi Electric PUHZ-RP140VHA2, Справочник данных

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8-2. ADJUSTING THE AMOUNT OF REFRIGERANT
• Check additional refrigerant charging amount referring to table 5.6 when liquid pipe is one size larger than standard diameter.
<Table 5> Required additional charge when the pipe size is larger than the standard diameter (1:1 SYSTEM)
[ 9.52
[ 12.7
[ 12.7
35,50
60,71
100~140
Liquid pipe dia
60 g per 1 m
100 g per 1 m
100 g per 1 m
Refrigerant amount to be added
<Table 6> Required additional charge when the pipe size is larger than the standard diameter (TWIN/TRIPLE SYSTEM)
Capacity
71~140
When the extension pipe length (main branch piping) exceed 20 m
Additional refrigerant amount W(g) = (100
o
L1) + (60
o
L2) + (30
o
L3) - 2000
If the calculation produces a negative number ( W
[
0), additional charging is not necessary.
L1:
[
12.7 liquid pipe length (m)
L2:
[
9.52 liquid pipe length (m)
L3:
[
6.35 liquid pipe length (m)
2.5kg
3.5kg
5.0kg
31 — 40m
0.2kg
0.6kg
0.6kg
41 — 50m
0.4kg
1.2kg
1.2kg
51 — 60m
1.8kg
61 — 70m 71 — 75m
2.4kg
<Table 7> Additional refrigerant charging amount for pipe of standard diameter
Outdoor unit Type
Type
Permitted
pipe length
Additional refrigerant charging amount
for pipe length exceeding 30 m (kg)
Amount of unit
filling refrigerant (kg)
PUHZ-RP35,50VHA2
PUHZ-RP71VHA2
PUHZ-RP100~140
1 : 1
system
50m or less
75m or less
3.5kg
5.0kg
31 — 40m
0.6kg
0.6kg
41 — 50m
1.2kg
1.2kg
51 — 60m
1.8kg
61 — 70m 71 — 75m
2.4kg
Outdoor unit
Permitted
pipe length
Additional refrigerant charging amount
for pipe length exceeding 30 m (kg)
Amount of unit
filling refrigerant (kg)
PUHZ-RP71VHA2
PUHZ-RP100~140
Twin Triple
system
50m or less
75m or less
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