Brochure

Emerson Climate Technologies
183
EX Extended Capacity Tables
R-407C Extended Capacities (kWatts) EX5-8 Series,
Application Condensing Pressure Regulation and Liquid Duty
Valve Type
Condensing Temperature
Evaporating Temperature (°C)
Dew Point °C Dew Point °C
+10 0 -10 -20
EX5
+64 +60
14 13 12 12
EX6
32 30 29 28
EX7
112 108 103 98
EX8
340 327 313 298
EX5
+54 +50
16 15 15 14
EX6
37 36 35 33
EX7
132 128 123 118
EX8
402 388 373 358
EX5
+45 +30
18 18 17 17
EX6
43 41 40 38
EX7
152 147 142 137
EX8
460 446 431 415
EX5
+35 +40
21 20 19 19
EX6
48 47 45 44
EX7
170 166 160 155
EX8
517 503 487 471
EX5
+26 +20
23 22 22 21
EX6
53 52 50 49
EX7
189 184 179 173
EX8
573 558 543 526
Application Hot Gas Flow such as Heat Reclaim Application - Nominal Capacities (kW)
Valve Type Kv, m3/h R22 / R407C R134a R404A / R507 R410A
EX6 1.57 11 9 10 13
EX7 5.58 39 33 36 47
EX8 16.95 119 101 108 144
The nominal capacity (Qn) is based on the following conditions:
Refrigerant
Evaporating
temperature
Condensing
temperature
Subcooling Pressure Drop Isentropic Efciency
R407C +4°C (dew point)
+38°C bubble point /
+43°C dew point
1K 0.35 bar 80%
R22, R134a,
R404A, R507
+4°C +38°C 1K 0.35 bar 80%
For other conditions see following tables.
Valves must be installed with motor downward in hot gas line applications.
This ensures the valve life expectancy. Bi-ow versions are not released for
hot gas ow applications.