Hitachi RASC UTOPIA RCI-2.0FSN1E Installations- Und Betriebshandbuch Seite 33

REFRIGERANT PIPING &
REFRIGERANT CHARGE
11.5. ADDITIONAL REFRIGERANT CHARGE CALCULATION FOR LIQUID PIPING (W1 KG).
See the examples and fill in the following tables:
•
Single system
■
RASC-5/10
Twin sample
■
RASC-5
9.53
Triple sample
■
RASC-10
9.53
Quad sample
■
RASC-10
9.53
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Model
Actual total Piping Length (m)
Piping size for gas line
Piping size Liquid Line
Factory charged
Quantity in Outdoor unit (Kg)
Additional Charging Quantity for more than 10m
Pipe
Diameter
Ø 9.53
9.53 10 m Factory Charge
Example Additional Charge W1 Total =
9.53
Pipe
Diameter
12.70
Ø 12.7
Ø 9.53
9.53
9.53 10 m Factory Charge
Example Additional Charge W1 Total =
Pipe
Diameter
12.70
Ø 12.7
Ø 9.53
9.53
9.53
9.53 10 m Factory Charge
Example
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Indoor Unit
Outdoor Unit
Out. Dia. (mm)
Thickness (mm)
Out. Dia. (mm)
Thickness (mm)
Total Piping
Additional Charge (Kg)
Length
10+10+30 x 0.070 = 3.50
W (10m) = -0.70
2.80 (Kg)
Total Piping
Additional Charge (Kg)
Length
15 x 0.120 = 1.80
3+3+6 x 0.070 = 0.84
W (10m) = -1.20
1.44 (Kg)
Total Piping
Additional Charge (Kg)
Length
15 x 0.120 = 1.80
10+8+12+10 x 0.070 = 2.80
W (10m) = -1.20
Additional
W1 Total = 3.40 (Kg)
Charge
RCI-5.0FSN1E
RPI-5.0FSN1E
RPI-10.0FSNE
RPC-5.0FSNE
RCD-5.0FSNE
RASC-5HNE RASC-10HNE
0-50 0-30
15.88 25.40
1.0 1.0
9.53 12.7
0.8 1.0
4.8 8.5
70 g/m 120 g/m
Total Additional Charge W1:
Outdoor Unit Factory Charge Wo:
Total Ref. Charge of this System:
Year Month Day
Total Additional Charge W1:
Outdoor Unit Factory Charge Wo:
Total Ref. Charge of this System:
Year Month Day
Total Additional Charge W1:
Outdoor Unit Factory Charge Wo:
Total Ref. Charge of this System:
Year Month
PMGB0126A rev.2 - 11/2006
2.80 Kg
4.80 Kg
7.60 Kg
1.44 Kg
8.50 Kg
9.94 Kg
3.40 Kg
8.50 Kg
11.90 Kg
Day
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