Oil-Free Rotary Screw Compressor is an electric motor driven, continuous duty, two
stage rotary compressor with asymmetrical profile rotors. It is a totally self contained air compressor package
mounted on a rigid steel base c/w the following:
Dry type 99.5% efficient 3 micron and above inlet filter
two (2) precision machined, asymmetrical profile, heavy duty, industrial grade, special micro-coated, oil free
airends
speed optimizing AGMA Class 12 bull gear and timing gears with flexible coupling
stainless steel air seals and labyrinth oil seals
high efficiency main drive motor with Class F insulation
integral intercooler, aftercooler & oilcooler with moisture separator designed for continuous duty at a max.
ambient temperature of 115 deg F
star-delta motor starter; mounted and wired
Ul/CSA listed electrical components
integral oil sump with gearcase fitted with pressure relief valve and oil temperature control valve driven by
positive displacement oil pump
mechanically interlocked inlet throttle valve and blow off valve actuated by a hydraulic control cylinder
sound attenuating, sheet metal enclosure with multiple quick release latched panels
stainless steel 316 tubings & pipings
SAE "O" ring fittings on all fluid lines to eliminate oil leaks.
79+3 dB(A) low sound enclosure (per IS0 2151; 2004 annex C)
IP65 Control panel with Xe145 Controller
- Complete instrumentation with full protection, alarms & warnings.
- On / Off regulation with automatic compressor restart.
Model : SM250 A
Type of cooling : Aircooled
Capacity : 1466 cfm / 41.5 m 3 /min
Full load operating pressure : 8.5 barg
Max operating pressure : 8.7 barg
Min operating pressure : 5.0 barg
Aftercooler CTD : 5.5 ºC / 9 ºF
Motor type : TEFC, IP55
Voltage : 380-415V/3/50 Hz
Motor power : 250 kW
Sound level : 79 dBA
Dimension (L x W x H) : 3048 x 1930 x 2065
Weight : 5400 kg
Air Discharge Connection : 4.0” ANSI – Flange
screw air compressor
