45
Code: 02250144
--
517 SRV
--
250 --- SRV
--
2400
Fig. 6 Refrigerant diagram SRV
--
250 --- SRV
--
500 air---cooled
1. compressor
2. refrigerant condenser
3. fan motor
4. evaporator
5. separator
7. by---pass capillary
8. refrigerant filter
9. hot gas by
--
pass electrovalve
9a. start---up by
--
pass electrovalve
9b. thermostatic interception
electrovalve
10. air---air heat exchanger
12. fan pressure switch
15. high pressure switch
18. high pressure manometer
19. thermostatic valve
T0. dew point temperature sensor
T1. evaporation temperature sensor
T2. refrigerant suction temperature sensor
T3. ambient temperature sensor
T4. air inlet temperature sensor
P1. low pressure transmitter
MICROPROCESSOR CONTROL
9a
PV
12
3
2
9
19
7
4
10
18
P1
1
MC
HP
15
5
P1
T3
TO
T2
T4
T1
AIR INLET
AIR OUTLET
condensate
drain
8
9b