Ec
od
esi
gn
103
Chillers
DeltaChill
TM
DeltaChill Technical Manual 9758541 V1.1_06_2020
Appendix - Ecodesign
SEPR (Seasonal Energy Performance Ratio)
●
Type of condensing - Air cooled standard EC fans.
● Refrigerant fluid - R32
●
Refrigerant GWP - 675 kgCO
2
●
Operating temperature - +7°C (Outlet water).
●
Operating control - Variable.
●
Outdoor side heat exchanger - Air.
●
Indoor heat exchanger - Water.
●
Type driven - Vapour compression.
●
Driver of compressor - Electric motor.
● Degradation coefficient - 0.9
Rating point
Part load ratio (%)
Outdoor side heat
exchanger
Indoor side heat
exchanger
Inlet air temperature
(°C)
Evaporator inlet/ outlet
water temperatures
(°C)
Fixed outlet
A
100
35
12/7
B
93
25
(*)/7
C
87
15
(*)/7
D
80
5
(*)/7
EU 2016/2281 Table 22.
Rating point T
1
(°C)
Part load
ratio (%)
Outdoor air dry bulb
temperature (°C)
Fan coil application inlet/
outlet water temperature (°C)
Cooling floor
application inlet/
outlet water
temperatures (°C)
Fixed outlet
(*)
Variable
outlet (*)
A
35
100 %
35
12/7
12/7
23/18
B
30
74 %
30
(*)/7
(*)/8.5
(*)/18
C
25
47 %
25
(*)/7
(*)/10
(*)/18
D
20
21 %
20
(*)/7
(*)/11.5
(*)/18
EU 2016/2281 Table 21.
Part load conditions for SEPR calculation for air cooled high temperature process chillers
(*) With the water flow rate determined during “A” test for units with a fixed water flow rate.
Air to water comfort chillers
SSCEE (Seasonal Space Cooling Energy Efficiency)
●
Capacity control - Variable.
●
Standard rating condition - Low temperature operation.
● Crankcase heater fitted
(*) With the water flow rate determined during “A” test for units with a fixed water flow rate.
