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EQUIVALENT CORRESPONDING LENGTH, 90° CURVE AND COMPLETE SIPHON
Pipe diameter
90° curve
Siphon
NOTE: GAS CONTENT
If the length of pipe in the heat pump unit generates a dif-
ference between the winter and summer gas content
greater than the quantities indicated in the table, include a
Size
Differenza di carica tra tubazione invernale ed estiva
INTAKE PIPING
Flared couplings are used for all models.To connect, proceed
as follows:
1. Prepare the end of the pipe, creating the correctly shaped
flare.
2. Connect the prepared pipe to the intake pipe shut-off
valve using two spanners as shown in the figure below.
Liquid piping
NB: The use of a flare connected directly to the piping lim-
its impurities inside the pipe. All pipes must be perfectly
clean (clean piping with nitrogen or dry air before con-
SIZE AND POSITION OF CONNECTIONS
Size
A (mm)
B (mm)
C (mm)
gas connection (mm/inch)
liquid connection (mm/inch)
HCAT TE - HCAN TE
Øi / Øe
8/10
m eq.
0,40
m eq.
1,60
0011 0021 0025 0031 0041 0051 0061 0071 0091 0101 0121
Kg.
0,900 0,900 0,900 0,900 0,900 1,600 1,600 1,600 1,600 2,500 2,500
Union
Flanged stub pipe
Gas line
0011÷0031
91,5
102
202
15,9-5/8"
9,52-3/8"
10/12
14/16
16/18
0,42
0,48
0,50
1,68
1,92
2,00
supplementary liquid receiver in the liquid pipe.
Flared couplings are used for all models.To connect, proceed
as follows:
1. Prepare the end of the pipe, creating the correctly shaped
flare.
2. Connect the prepared pipe to the liquid pipe shut-off
valve using two spanners as shown in the figure below.
Liquid line
necting to the two units) and free from moisture to allow
efficient venting.
0041
0051-0061
91,5
91,5
102
102
202
202
19,05-3/4"
19,05-3/4"
9,52-3/8"
12,7-1/2"
20/22
26/28
33/35
0,60
0,80
1,00
2,40
3,20
4,00
Union
Flanged stub pipe
0071-0091
0101÷0121
93
140
240
15,90-5/8"
22,22-7/8"
English 07/03
39/42
1,20
4,80
45
153
100
18
28
9
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