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Coltri Compact Booster Compressor

SKU

6914 / 6915

With a maximum operating pressure of over 6000 psi (420 bar), the Coltri Compact Booster Compressor works with air and the following technical gases: Argon, Helium, Nitrogen, and Nitrox (40% oxygen content or less).

Details

A booster compressor receives gas under pressure and is therefore more efficient and pumps more gas per horsepower than a standard compressor.

Standard Features

Electric panel with hour meter and alarms
Pressure gauge with interstage control and input pressure
Input pressure switch with automatic restart
Automatic condensate drains
Auto high temperature shutdown
Auto rotation direction control
Automatic low oil level shutdown
Maxifilter purification system
Steel frame with scratch-proof powder coating

Compressor Block Features

Oil lubrication with LP gear pump
All coolers and pipes, stainless steel AISI 316 and SS fittings and nuts
Outlet temperature ~59°F (15°C) above cooling air temperature
Intermediate separators after 2nd stage and 3rd stage
Sealed safety valves after each stage
Pressure maintaining and check valve after the final air filter purification
Aluminum cylinders with galvanic surface coating
Aluminum conrods
Forged steel crankshaft
Stainless steel last stage valves
Heavy duty roller bearing
Tempered steel 3rd stage with 5 cast iron piston rings
2nd-3rd stages with pushing pistons to eliminate side forces

Specifications

Charging Rate	8.9-21.6 CFM (255-615 L/min)
Power	Three-phase electric motor
Motor Power	5.4 hp (4 kW) or 7.5 hp (5.5 kW)
Available Power Systems	220 V / E1 / 60 Hz 220 V / E1 / 50 Hz 220 V / E3 / 60 Hz 220 V / E3 / 50 Hz
Stages	3
Intake Pressure	Minimum: 29 psi (2 bar) \| Maximum: 72.5 psi (5 bar)
Nominal Pressure	3625-4786-5221-5656 psi (250-330-360-390 bar)
Filling Pressure	3365-4351-4786 psi (232-300-330 bar)
Maximum Working Pressure	6090 psi (420 bar)
Dry Weight	359 lb (163 kg)
Noise Level	74.5 dB
Lubrication	1.4 L compressor oil
Dimensions (L x W x H)	36.2 x 24 x 34.6 in (920 x 610 x 880 mm)