HWMC
28
Heat Pump envelope
-5
5
15
25
35
45
55
65
-20
-10
0
10
20
30
40
Air temp (°C)
ou
t w
ate
r te
m
p (°
C)
CHILLER envelope
-20
-10
0
10
20
30
40
50
60
-15
-10
-5
0
5
10
15
20
25
out water temp (°C)
ai
r te
m
p (°
C)
All copying, even partial, of this manual is strictly forbidden
RG66008809 - Rev 00
5 OPERATING
LIMITS
The graphs below illustrate the operating limits of
HWMC
units (in the case of continuous operation) in relation to the outlet water temperature and outdoor
air temperature.
Operating limits
Chiller
Heat pump
min
max
min
max
Inlet water temperature (°C)
8
20
1
25
42
Outlet water temperature (°C)
5
19
28
58
2
Water temperature differential (°C)
3
8
3
8
Outdoor air temperature (°C)
-10
3
48
-10
35
1
For transitory periods (e.g. equipment start up) values up to 25 °C are allowed
2
Value that may be reached only for outdoor air temperatures exceeding 0°C.
3
With condensation control: Outdoor air T min -15 °C
Warning
The units are designed to work with water and air temperatures falling within the range defined by the operating limits.
Attempting to operate the units beyond these limits could cause irreparable damage to the units themselves.
5.1
OPERATING LIMITS IN CHILLER MODE
5.2
OPERATING LIMITS IN HEAT PUMP MODE
