40
13 INFORMATION REQUIREMENTS
Table 13-1
Information requirements for comfort chillers
Model (s):
KEM-30 DRS4
Outdoor side heat exchanger of chiller:
Air to water
Indoor side heat exchanger chiller:
Water
Type:
Compressor driven vapour compression
Driver of compressor:
Electric motor
Item
Symbol Value
Unit
Item
Symbol
Value
Unit
Rated cooling capacity
P
rated,c
28.95
kW
Seasonal space cooling
energy efficiency
η
s,c
181.5
%
Declared cooling capacity for part load at given outdoor temperature T
j
Declared energy efficiency ratio for part load at given
outdoor temperature T
j
T
j
= + 35°C
P
dc
28.95
kW
T
j
= + 35°C
EER
d
2.65
--
T
j
= + 30°C
P
dc
21.11
kW
T
j
= + 30°C
EER
d
3.90
--
T
j
= + 25°C
P
dc
13.15
kW
T
j
= + 25°C
EER
d
5.35
--
T
j
= + 20°C
P
dc
6.58
kW
T
j
= + 20°C
EER
d
6.90
--
Degradation co-efficient for chillers (*)
C
dc
0.90
--
Power consumption in modes other than ‘active mode’
Off mode
P
OFF
0.02
kW
Crankcase heater mode
P
CK
0
kW
Thermostat-off mode
P
TO
0.171
kW
Standby mode
P
SB
0.02
kW
Other items
Capacity control
Variable
For air-to-water comfort
chillers: air flow rate,
outdoor measured
--
12500
m
3
/h
Sound power level, indoors/outdoors
L
WA
-/78
dB
For water / brine-to- water
chillers: Rated brine or
water flow rate, outdoor
side heat exchanger
--
--
m
3
/h
Emissions of nitrogen oxides (if applicable) NO
x
(**)
--
mg/
kWh
input
GCV
GWP of the refrigerant
--
675
kg CO
2
eq (100
years)
Standard rating conditions used:
Low temperature application
(*) If C
dc
is not determined by measurement then the default degradation coefficient of chillers shall be 0,9.
(**) From 26 September 2018.
