Yee Fong Marine Sdn Bhd

Corporate Office:

Suite 33-01, 33rd Floor,
Menara Keck Seng,
No. 203, Jalan Bukit Bintang,
55100 Kuala Lumpur, Malaysia.
+603-2116 9687

Sales & Marketing Office:
4-7-3, 7th Floor,
Block 4, Menara Queen’s Avenue,
Jalan Bayam,
55100 Cheras,
Kuala Lumpur, Malaysia.
+603-2856 0843
+6012-282 7298
+603-2178 4223

34, Jalan Cenderai 21,
Kawasan Perindustrian
Kota Putri,
81750 Masai, Johor Bahru,
Johor, Malaysia.  
+6016-594 3431

Classic HL2/90A

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  • Model HL2/90A 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 foundation, and 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) 1450 1750
Charging capacity (m³/h)* 35 40
Power requirement (kW) 8,2 10,3
Heat dissipation (kCal/h) 6346 7972
*Charging capacity is from ambient pressure to final pressure. Tolerance +/-5%.  

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 90 mm
Cylinder diameter HP 50 mm
Stroke 80 mm
Weight (compressor/el.motor) 326 kg

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 3–4 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

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