Installation
SS-SVX004C-EN
19
Refrigerant Characteristics
Pressure/Temperature Settings
Tables below are provided to assist with the normal
settings of the system for R407C refrigerant. Where
applicable, minimum and maximum settings are given
along with normal operating pressures.
Table 7.
Pressure/Temperature settings for R407C
Pressure/Temperature Settings For R407C
Normal
Min.
Max.
Sub-cooling °F
10
5
20
Superheat °F
15
10
20
Design Condensing Temp. @ 95°F
125
105
140
Suction Pressure (psig)- R407C
70
55
85
Switch State
Opens
Closes
Low Pressure Switch (psig)- R407C
10
32
High Pressure Switch (psig)- R407C
410
Manual Reset
Saturated Refrigerant Pressure Table
The refrigerant vapor pressure tables below are provided
for reference for R407C refrigerant.
Table 8.
Refrigerant vapor tables
R407C Refrigerant
Temp. (°F)
Pressure (psig)
Saturated Evaporating Temperature
20
37.9
Dew
Point
Saturated
Vapor
22
40.1
24
42.3
26
44.7
28
47.1
30
49.6
32
52.1
34
54.8
36
57.5
38
60.3
40
63.2
42
66.1
44
69.2
46
72.3
48
75.5
50
78.8
Saturated Evaporating Temperature
95
209
Bubble
Point
Saturated
Vapor
100
225
105
242
110
260
115
279
120
298
125
319
130
341
135
363
140
387
