Technical Specifications – Dorin H551CS

Compressor Model: H551CS

Series: Dorin H Series

Compressor Type: Semi-Hermetic Reciprocating Compressor

Number of Cylinders: 4

Displacement

50 Hz: 27.33 m³/h

60 Hz: 32.80 m³/h

Oil Charge: 2.0 L

Suction Connection: 28 mm

Discharge Connection: 22 mm

Net Weight: 91 kg 

Compatible Refrigerants

The Dorin H Series compressors support a wide range of refrigerants including:

R134a

R404A

R507A

R448A

R449A

R450A

R513A

R407C

R452A

R454C

These refrigerants allow the compressor to operate efficiently in commercial refrigeration and cold storage systems. 

Key Features

✔ Semi-hermetic piston compressor design

✔ 4-cylinder configuration for stable operation and good cooling capacity

✔ Low vibration and quiet operation

✔ High refrigeration efficiency

✔ Durable valve plate design for long service life

✔ IP65 electrical junction box

✔ Compatible with inverter operation from 30 Hz to 70 Hz

✔ Suitable for modern HFC and HFO refrigerants 

Typical Applications

The Dorin H551CS compressor is commonly used in:

• Walk-in coolers

• Walk-in freezer rooms

• Cold storage warehouses

• Supermarket refrigeration systems

• Food processing refrigeration

• Commercial refrigeration equipment

• Industrial refrigeration systems 

Advantages

The Dorin H Series compressors provide several advantages:

• Reliable semi-hermetic compressor construction

• High energy efficiency

• Long operating life

• Reduced vibration and noise

• Wide refrigerant compatibility

• Stable performance for refrigeration systems

These features make the compressor a dependable solution for cold room and refrigeration applications. 

Shipping & Availability

This compressor can be shipped worldwide via:

Air freight

Sea freight

Express courier