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Coltri Compact Booster Compressor
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).
SKU
6914 / 6915
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 |
| 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) |
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