Technical data HL2/77

General description:

Model HL2/77 is a two stage 90º V-compressor.

Cylinders and compressed air coolers are air-cooled.

Bearings and cylinders walls are splash lubricated. The compressor and motor are normally supplied mounted together and connected by means of a heavy-duty flexible coupling.

Both electrical and diesel engine driven versions are available.

Design particulars:

Design:
Nos. of cylinders 2
Cylinder arrangement 90º V
Nos. of compression stages 2
Cooling Air
Cooling system
Valves Reed valve
Dimensions:
Cylinder diameter 77 mm
Stroke 80 mm
Lubrication:
Sump capacity 4 litres
Lubrication system Splash
Operating Parameters:
Maximum delivery pressure 30 bar
Maximum ambient temperature 45ºC (55ºC on request)
Normal temperature outlet air Approx. 25ºC above ambient
Safety valves set point 10% above stage pressure
Maximum speed 1800 RPM
Rotation Counter-clockwise (looking at the drive end)

  50 Hz 60 Hz
Speed (rpm) 975 1450 1150 1750
Capacity (Nm3/h) 17 25 20 28
Power request (kW) 3.7 6.2 4.8 7.8
Heat dissipation (kcal/h) 2864 4799 3715 6037
Cooling water req. (l/min)

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