Samsung DVM S WATER-GEO - Page 30

ENGLISH-30
Refrigerant pipe installation
Classication
Model name of
indoor unit
Number of units
Unit amount of
refrigerant (kg/EA)
Amount of
additional
refrigerant (kg)
Total amount
of additional
refrigerant (kg)
① ② ①×② ∑(①×②)
Indoor unit (ⓑ)
4way cassette
(AM071FN4DEH)
5 0.45 2.25
ⓑ 4.63
4way cassette
(AM112FN4DEH)
2 0.57 1.14
Neo Forte
(AM036FNTDEH)
1 0.24 0.24
MCU 2 0.5 1
- Total amount of refrigerant (ⓐ+ⓑ) = 11.965+4.63 = 16.595 (kg)
Temper grade and minimum thickness of the refrigerant pipe
Outer diameter (mm) Minimum thickness (mm) Temper grade
6.35 0.70
Annealed
9.52 0.70
12.70 0.80
15.88 1.00
19.05 0.90
Drawn
22.22 0.90
25.40 1.00
28.58 1.10
31.75 1.10
34.92 1.21
38.10 1.35
41.28 1.43
44.45 1.60
50.80 2.00
53.98 2.10
• For pipes larger than Ø 19.05, drawn type (C1220T-1/2H or C1220T-H) type copper pipe must be used. If a
annealed type (C1220T-O) copper pipe is used, pipe may break due to its low pressure resistance and cause
personal injury.
CAUTION