How To Choose Lower Temperature screw Compressor Unit
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- Issue Time
- Oct 11,2017
FSW300A Tunnel freezer Compressor units
1. Design basis
(1)、《Design code 》GB50072-2010;
(2)、《Heating ventilation and air-conditioning planning design code 》GB50019-2003;
(3)、《Refrigeration design handbook》;
(4)、 User requirement。
2. Design condition
(1)、Refrigerant:R507A;
(2)、Evaporating condensing temperature:-40/+40℃;
1.Compressor unit operating parameter
Operation condition | Compressor unit type | Refrigerating capacity | Electric power |
-40/+40℃ | Bitzer HSN7451-60Y | 54.5Kw | 58.6Kw |
Choose Screw Germany compressor 1set:Bitzer HSN745160Y
2、Evaporative type condenser
Type:ZFLA-400 Evaporative condenser.
3、Electrical control system :main electrical element are Schneider.
1.Compressor unit parameter
Compressor unit name | unit | Screw compressor unit | |
Compressor unit type |
| PSHL-60 | |
Compressor | 1set | Bitzer HSN7451-60Y | |
Compressor | Theory Displacement | m3/h | 232m3/h 60HZ |
Energy Adjustable range |
| 100%-75%-50% | |
Refrigerant | type |
| R507A |
Design conditions | ℃ | -40℃/40℃ | |
Refrigeration capacity | KW | 54.5KW | |
Voltage and power |
| 3N/60Hz/220V 58.6KW | |
Oil cooler |
| Air liquid cooling | |
Overall dimensions(L*W*H) | mm | 2650×1500×1600 | |
Unit weight | kg | ~1100 |
2. Evaporative type condenser parameter:
Type | ZFLA400 | |
Heat exhaust (kw) | 400 | |
Fan | Quantity | 2sets |
Blowing rate(m3/h) | 40000m3/h | |
Power(kw) | 2×1.5KW | |
Water pump | Power(KW) | 2.2kw×1set |
Overall dimensions(mm)L*W*H | 2200×1600×3760mm | |
Operating weight KG | 4000 |