ST Service & Trading Sdn Bhd / ST M&E Prudence Sdn Bhd
18-1, Jalan SP 3/3,
Taman Saujana Puchong,
47110 Puchong,
Selangor, Malaysia.
+603- 80689843
+6016-3230843
+603- 80689843

Z555WS2-R / Z556WS2-R

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Z555WS2-R / Z556WS2-R Basic - Water Cooled Mitsui Seiki Air Compressors - Oil Flooded


- An upgraded, dedicated compressor for each model.
- The totally enclosed fan cooled motor is adopted for all models.
- The direct-couple driving system eliminates kinetic loss and bending stress.
- Extended maintenance cycle, simplified maintenance work.
- The discharge air volume is increased by 5%. Low noise, less vibration (best balance with slower rotation)

Model    Z555WS2-R Z556WS2-R
 Items  Unit 
 Power frequency   Hz  50 60 
 Power supply voltage   V 200 / 380 / 400 / 415 200 / 220 / 380 / 400 / 440
 Free air delivery   m³ / min 9.5
 Delivered air pressure   MPa  0.7
 Volume control system     Saving energy A.U.C & auto. start & stop selection 
 Intake air pressure & temperature     Atmospheric pressure (0 to 40°C)
 Main motor power   kW  55
 Motor type     3-phase squirrel cage 2P totally enclosed external fan 
 Starter    Automatic star-delta
 Drive system     Direct coupled motor 
 Cooling system     Water cooled
 Fan motor power   kW 0.08 0.12
 Oil filling quantity     60
 Cooling water amount     80
   Dryer Air dew point at outlet   °C  10(under pressure) 
 Refrigerator power  kW 2.1 2.5
 Refrigerant   R·407 
Discharge pipe diameter    R 2
 Dimension , L x W x H (body)   mm 1990 x 1200 x 1700
 Total mass (dry state)[Without dryer]   kg 1550
 Noise level [OP1.5m]   dB·A  65
 Dimension , L x W x H (Without dryer)   mm 1550 x 1200 x 1700

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