Data Sheet for Product
MVS661…N Modulating Refrigerant Valves Technical Instructions
for Ammonia (R717) and Safety Refrigerants Document Number 155-404
May 11, 2016
Siemens Industry, Inc. Page 21
Table 11. Correction Table, Suction Throttle Valve (bar/Celsius).
t
c
R717
t
c
R22
p
v100
\ t
o
-40
-30
-20
-10
0
10
p
v100
\ t
o
-40
-30
-20
-10
0
10
0.15/20
2.7
3.7
4.8
6.0
7.3
8.8
0.15/20
1.2
1.5
1.9
2.4
2.9
3.4
0.15/50
2.3
3.2
4.2
5.2
6.4
7.8
0.15/50
0.9
1.2
1.5
1.9
2.3
2.7
0.45/20
3.2
5.2
7.4
9.7
12.1
14.8
0.45/20
1.5
2.3
3.0
3.9
4.8
5.7
0.45/50
2.8
4.6
6.5
8.5
10.7
13.1
0.45/50
1.2
1.8
2.4
3.0
3.8
4.6
t
c
R152A
1)
t
c
R134a
p
v100
\ t
o
-40
-30
-20
-10
0
10
p
v100
\ t
o
-40
-30
-20
-10
0
10
0.15/20
0.9
1.3
1.7
2.2
2.7
3.3
0.15/20
0.7
1.0
1.4
1.8
2.2
2.7
0.15/50
0.7
1.0
1.4
1.7
2.2
2.7
0.15/50
0.5
0.7
1.0
1.3
1.7
2.1
0.45/20
1.0
1.5
2.4
3.3
4.3
5.3
0.45/20
0.7
1.2
1.9
2.7
3.6
4.5
0.45/50
0.7
1.2
1.9
2.6
3.5
4.4
0.45/50
0.5
0.9
1.4
2.0
2.7
3.4
t
c
R401A
t
c
R402A
p
v100
\ t
o
-40
-30
-20
-10
0
10
p
v100
\ t
o
-40
-30
-20
-10
0
10
0.15/20
0.8
1.1
1.5
1.9
2.3
2.9
0.15/20
1.1
1.4
1.8
2.2
2.7
3.3
0.15/50
0.6
0.8
1.1
1.5
1.8
2.3
0.15/50
0.7
0.9
1.2
1.5
1.8
2.3
0.45/20
0.8
1.3
2.1
2.9
3.7
4.7
0.45/20
1.5
2.2
2.9
3.7
4.6
5.6
0.45/50
0.6
1.0
1.6
2.3
3.0
3.7
0.45/50
0.9
1.4
1.9
2.4
3.1
3.8
t
c
R404A
t
c
R407A
p
v100
\ t
o
-40
-30
-20
-10
0
10
p
v100
\ t
o
-40
-30
-20
-10
0
10
0.15/20
1.0
1.3
1.7
2.2
2.7
3.3
0.15/20
1.0
1.4
1.8
2.3
2.9
3.5
0.15/50
0.6
0.8
1.1
1.4
1.7
2.1
0.15/50
0.7
1.0
1.3
1.6
2.1
2.6
0.45/20
1.4
2.1
2.8
3.6
4.5
5.5
0.45/20
1.3
2.0
2.9
3.8
4.7
5.9
0.45/50
0.8
1.2
1.7
2.3
2.9
3.6
0.45/50
0.9
1.4
2.0
2.7
3.4
4.3
t
c
R407B
t
c
R407C
p
v100
\ t
o
-40
-30
-20
-10
0
10
p
v100
\ t
o
-40
-30
-20
-10
0
10
0.15/20
1.0
1.3
1.7
2.2
2.7
3.3
0.15/20
1.0
1.4
1.8
2.3
2.9
3.5
0.15/50
0.6
0.8
1.1
1.4
1.8
2.2
0.15/50
0.7
1.0
1.3
1.7
2.1
2.6
0.45/20
1.3
2.0
2.7
3.5
4.5
5.5
0.45/20
1.3
2.0
2.8
3.8
4.8
5.9
0.45/50
0.8
1.2
1.7
2.3
3.0
3.8
0.45/50
0.9
1.4
2.1
2.8
3.5
4.4
t
c
R507
t
c
R410A
p
v100
\ t
o
-40
-30
-20
-10
0
10
p
v100
\ t
o
-40
-30
-20
-10
0
10
0.15/20
1.1
1.4
1.8
2.3
2.7
3.3
0.15/20
1.5
2.0
2.5
3.0
3.6
4.4
0.15/50
0.7
1.0
1.3
1.6
1.9
2.4
0.15/50
1.0
1.3
1.7
2.1
2.6
3.1
0.45/20
1.6
2.2
2.9
3.7
4.6
5.6
0.45/20
2.3
3.1
4.0
5.0
6.1
7.4
0.45/50
1.1
1.5
2.0
2.6
3.2
4.0
0.45/50
1.6
2.1
2.8
3.5
4.4
5.3
With superheat = 6 K With subcooling = 2 K p upstream of evaporator = 23 psi (1.6 bar)
p condenser = 4.4 psi (0.3 bar) p evaporator = 4.4 psi (0.3 bar)