Operating Range - Johnson Aurum R290 M Serie Guide D'utilisation

2.7 Operating range

In cooling mode, the product works at an outdoor
temperature of -5 °C to 46 °C.
T4
46
19
10
-5
5 11 25
Operation range by heat pump with possible limitation and
protection.
TW_out：leaving water temperature
T4：outdoor ambient temperature
In heating mode, the product works at an outdoor
temperature of -25 °C to 35 °C
T4
35
30
25
20
15
10
5
0
-5
-10
-15
-20
-25
5
10 15 20 25 30 35 40
If IBH/AHS setting is valid, only IBH/AHS turns on;
If IBH/AHS setting is invalid, only heat pump turns on,
limitation and protection may occur during heat pump operation.
Operation range by heat pump with possible limitation and
protection.
Heat pump turns off, only IBH/AHS turns on.
Maximum inlet water temperature line for heat pump operation.
T1： leaving water temperature
T4： outdoor ambient temperature
TW_out
55
T1
45 50 55 60 65 70 75
13
In DHW mode, the product works at an outdoor
temperature of -25 °C to 46 °C
T4
46
40
35
30
25
20
15
10
5
0
-5
-10
-15
-20
-25
5 10 15 20 25 30 35 40
If TBH/IBH/AHS setting is valid, only TBH/IBH/AHS turns on;
If TBH/IBH/AHS setting is invalid, only heat pump turns on,
limitation and protection may occur during heat pump operation.
Operation range by heat pump with possible limitation and
protection.
Heat pump turns off, only TBH/IBH/AHS turns on.
T5 ： DHW tank temperature
T4 ： outdoor ambient temperature
T4
46
40
35
30
25
20
15
10
5
0
-5
-10
-15
-20
-25
5 10 15 20 25 30 35 40 45
If IBH/AHS setting is valid, only IBH/AHS turns on;
If IBH/AHS setting is invalid, only heat pump turns on,
limitation and protection may occur during heat pump operation.
Operation range by heat pump with possible limitation and
protection.
Heat pump turns off, only IBH/AHS turns on.
Maximum inlet water temperature line for heat pump operation.
T1： leaving water temperature
T4 ： outdoor ambient temperature
T5
45 50 55 60 65 70
T1
50 55 60 65 70 75
V.1