ST Service & Trading Sdn Bhd
ST M&E Prudence Sdn Bhd

26-1, Jalan SP 3/3, Taman Saujana Puchong, 47110 Puchong, Selangor, Malaysia.
(Careline Support)

U140555A-R / U140556A-R

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U140555A-R / U140556A-R Basic - Air Cooled Mitsui Seiki Air Compressors - Oil Free

- Since there is no oil usage it is an enveronmentally friendly water lubrication compressor suitable for ISO 14000 certification.
- Direct-coupling , water lubrication , sealing , and cooling are the best in the class and high efficiency achieves lower maintenance work.
- Inverters for air-cooling fan motors are loaded as well. Capable of showing power Up enegy saving and the superior low noise property.
- "The newly adopted IT touch panel enables smooth operation and control."

Model u-140555A-R u-140556A-R
Items Unit
Power frequency Hz 50 60
Power supply voltage V 200/380/400/415 200/220/380/400/440
Free air delivery (0.7Mpa) m³/ min 9.5
Delivered air pressure MPa 0.7
Pressure control method   Saving energy A.U.C.S & auto. Start & stop selection
Intake air pressure & temperature   Atmospheric pressure (2 to 40°C)
Main motor power kW 55
Motor type   3-phase squirrel cage 2P totally enclosed external fan
Starter   3 contactors , star delta start
Drive system  

Direct coupled motor

Cooling system   Air-cooling (Seperate type unit)
Fan motor power kW 7.5 (inverted control, cooler unit)+0.15 / 0.22
Lubricant water amount 100
Dryer Air dew point at outlet °C 10 (under application of pressure)
Refrigerant   R·470C
Discharge pipe diameter R 2
Dimension,L×W×H (body)[without dryer] mm 2300[1860] x 1200 x 1500 (Without cooler unit)
Total mass (dry state) kg 1450 (Without cooler unit)  [1355]
Noise level [OP1.5m] dB·A 69 (Without cooler unit)

 § In case of 55/75kW air cooled type, an indoor cooler unit (1680 x 1260 x 1500) (weight 720kg) must be installed separately
§ Noise level is measured at 1.5m (5') front of the machine and 1m (3') high with load 60 to 100% in anechoic status. (at 0.7MPa)

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