SystemAir AQWL Serie Manual De Instalación Y De Mantenimiento página 34

Refrigerant flow diagram - AQWC units
1
3
COMPONENTS
1 Tandem or trio Scroll type compressors
2 Air cooled condenser
3 Globe valve
SAFETY / CONTROL DEVICES
A High pressure switch (40.5 bar)
AT High pressure transducer
BT Low pressure transducer
D Air temperature sensor
G PED pressure relief valve (45 bar)
S 5/16" shrader connection (service only)
Pipe connection with shrader valve
Note: For reasons of readability, one circuit only is shown. The second circuit is identical.
7 - Product Description (continued)
S
BT
S
3
VESSEL CATEGORY (≥2) / EVALUATION MODULE
2/mod D1
HAzARD CATEGORY / EVALUATION MODULE
4/mod B+D
4/mod. H1 (4/mod D)
AT
S A
A
3
32
G
2
D