Tecumseh AEA4440YXA, Сервисная книжка данных

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A LOOK AT SERVICE SAFETY
Installation and Replacement Information
99
Figure 5-8. Refrigerant line velocities for “Freon” 22 refrigerant (reprinted by permission of DuPont Fluorochemicals).
0.1 0.2 0.4 0.6 1 2 4 6 10 20 40 60 100
2000 3000 4000 6000 8000
10,000
BTU's Per HR
15
15 20 30 40 60 80
100 150 200 300 400 600 800
1000 1500 2000 3000 4000 6000 8000
10,000
20 30 40 60 80
100 150 200 300 400 600 800
1000 1500 2000 3000 4000 6000 8000
10,000
At 80
°
F Condenser
At 100
°
F Condenser
At 120
°
F Condenser
5
1
/8
"
4
1
/8
"
-60
° F E
vap
ora
tor
Te
m
pe
ra
tu
re
D
isch
arg
e lin
es 8
0
° F C
on
den
se
r
-40
° F
-2
0
° F
20
° F
40
° F
Liqu
id
L
in
e
10
0
° F C
on
de
nse
r
120
° F C
on
de
nser
0
° F
3
5
/8
"
3
1
/8
"
2
5
/8
"
2
1
/8
"
1
5
/8
"
1
3
/8
"
1
1
/8
"
7 /8
"
O
.D
. T
yp
e L
C
opp
er
Tu
bin
g
5 /8
"
1 /2
"
3 /8
"
3 /4
"
Tons of Refrigeration
Velocity, Feet/Minute
EXAMPLE:
5.5 Tons at -40
°
F Evap. 85
°
F Cond.
2
5/8
" Suction Line Velocity = 1718 ft./min.
5/8
" Liquid Line Velocity = 114 ft./min.
NOTE: Liquid line determined
at 0
°
F evap. and 80
°
F
cond. Discharge lines
at 0
°
F evap. Net
refrigeration for "Freon"
22 includes suction gas
at 65
°
F.