CALT 22m³/min Flow, 8bar Pressure, All-terrain Move, 24h Stable Running Diesel Portable Compressor
Engineered to deliver massive volume with unyielding reliability, the AIRERA diesel portable air compressor is the ultimate heavy-duty workhorse for high-demand industrial sites. Delivering a powerful 22m³/min high-flow capacity optimized at an 8bar pressure rate, this unit is perfectly built to run multi-gun sandblasting setups, large pneumatic piping networks, and highway construction equipment simultaneously.
Featuring a reinforced all-terrain mobile chassis, it effortlessly traverses rugged mining sectors, sandy coastlines, and remote construction zones. Driven by AIRERA’s advanced thermal management and robust engineering, it guarantees 24/7 continuous, stable running under maximum load without overheating. Choose AIRERA for non-stop productivity and unbeatable high-volume field efficiency.
Key Features:
- Diesel engine
In the intake system, exhaust gas turbocharging is adopted to improve the power performance.Meet the Euro II emission standards, high-performance oil pump, low fuel consumption.The overall structure is compact and the appearance is beautiful and generous.Covering the whole country's after-sales service network, users can get rapid and complete service.

- Air filtration system
Three-stage air filtration, including cyclone, coarse filtration and safe filtration, is especially suitable for harsh environments such as dusty fields.99.99% of the particles above 3μ were removed.The filter element has large surface area, imported filter paper, long service life and small pressure drop. Located in the cold room area, optimize the performance of the unit.Enlarged 20% air filtering system for better performance.
- Shock absorption system
Vibration reduction of main engine: shock absorber.Axle damping: damping rod.Double vibration reduction makes the machine run more smoothly.
| ITEM | UNIT | MODEL CALT--22/8K |
|---|---|---|
| Air capacity | m³/min | 22 |
| Working pressure | MPa | 0.8 |
| Weight | kg | 4000 |
| L×W×H | mm |
3764×1800×2213 |
| Type No.× Qty | 6.50-16×4 | |
| Diesel engine | ||
| Model | QSC8.3-C260-30 | |
| Type | Vertical, in-line, water-cooled | |
| Sunction | Turbo charger | |
| Dia. of cylinder×Journey×amount | 114×135×6 | |
| Displacement L | 8.3 | |
| Rated speed | r/min | 1800 |
| Idle speed | r/min | 1400 |
| Rated Power | kW(HP) | 194(260) |
| Engine lubricant capacity | L | 21.9 |
| Diesel capacity | L | 400 |
| Battery | V | 24 |
| Compressor | ||
| Pressure stage | 1 | |
| Compressor oil capacity | L | 78 |
| Amount size×Qty |
G2×1,G3/4×1 |
|
| Notice | CA: Screw compressor, LT:Portable ,All the models could be customized into skid-mounted type. |

Moving 22 cubic meters of air every minute generates continuous friction and heat within the screw air end. AIRERA utilizes an oversized, heavy-duty parallel radiator system combined with an intelligent thermo-controlled fan. This engineering ensures that the compressor oil and engine coolant remain at optimal operating temperatures during non-stop, 24/7 full-load production, preventing thermal shut-downs even in hot summer ambient temperatures.
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