Retour d'huile en mode chauffage et pendant le dégivrage
Illustration 2-3.15 : Fluide réfrigérant pendant le retour d'huile en mode chauffage et pendant le dégivrage 24/26/28 CV
High temperature, high pressure gas
High temperature, high pressure liquid
Medium temperature, medium pressure gas
Low temperature, low pressure
11
E S C
6
5
4
3
2
2
T7C1
T7C2
1
1
Chauffage
Illustration 2-3.16 : Fluide réfrigérant pendant le chauffage 24/26/28 CV
High temperature, high pressure gas
High temperature, high pressure liquid
Medium temperature, medium pressure gas
Low temperature, low pressure
11
E S C
6
5
4
3
2
2
T7C1
T7C2
1
1
29
11
10
10
7
T3
T4
SV5
14
8
15
15
9
SV9
11
10
10
7
T3
T4
SV5
14
8
15
15
9
SV9
13
8
8
EXVA
EXVB
EXVC
12
16
13
8
8
EXVA
EXVB
EXVC
12
16
Unit on
Fan
Thermostat on
off
Filter
Filter
480 steps
Unit on
Fan
Thermostat on
off
Filter
Filter
480 steps
Unit off
Fan
off
Filter
Filter
480 steps
Unit on
Fan
Thermostat off
off
Filter
Filter
480 steps
Unit on
Fan
Thermostat on
on
Filter
Filter
Normal control
Unit on
Fan
Thermostat on
on
Filter
Filter
Normal control
Unit off
Fan
off
Filter
Filter
Closed
Unit on
Fan
Thermostat off
on
Filter
Filter
Closed