Air compressor

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Sperre HL2/105 Air Start Compressor

Reference: Sperre-105-1051185

Condition: Used

Sperre HL2/105

Manufacturer	Sperre
Model	HL2/105
Serial number	1051185
RPM	1760
Class	DNV
m³ /h, cubic meter per hour capacity	47m³ / h
Electric motor type	ABB M3AA 160L 4
Working pressure BAR	30

Model HL2/105 is a two stage 90º V-compressor.

Cylinders and compressed air coolers are air-cooled. Cooling air is supplied by a well-dimensioned fan.

Bearings and cylinders walls are splash lubricated.

The compressor and motor are normally supplied mounted together on a foundationand connected by means of a heavy-duty flexible coupling.

Both electrical and diesel engine driven versions are available.

Technical Data
Performance	50 Hz (30 bar)		60 Hz (30 bar)
Speed (RPM)	975	1450	1175	1750
Charging capacity (m³/h)*	30	45	37	55
Power requirement (kW)	7	10,7	9	14
Heat dissipation (kCal/h)	5418	8282	6966	10836

*Charging capacity is from ambient pressure to final pressure. Tolerance +/-5%.
Design
No. of cylinders	2
Cylinder arrangement	90° V
No. of compression stages	2
Cooling	Air
Cooling system	Direct driven axial fan
Valve LP	Reed valve
Valve HP	Concentric plate valve
Dimensions & weight
Cylinder diameter LP	105 mm
Cylinder diameter HP	50 mm
Stroke	80 mm
Weight (compressor/el.motor)	283 kg

Lubrication
Oil type	Synthetic oil (see approved list)
Sump capacity	4 litres
Lubrication system	Splash
Operating parameters
Maximum delivery pressure	40 bar
Ambient temperature	45°C
Normal working pressure LP	4–5 bar
Normal temperature outlet air	15°C–30°C above ambient temperature
Maximum speed	1800 RPM
Set point thermo switch air alarm/stop	75°C/80°C
Rotation	Anti-clockwise (looking at the drive end)
Safety valves set point	5–10% above stage pressure
Max. noise level	84 dBA
Max. vibration level	40 mm/s-RMS