

Oil-Free Nitrogen Compressor
Product Overview
The skid-mounted, three-stage, oil-free compressor specifically engineered for dry, particle-free nitrogen gas. Featuring a double V-type structure and advanced non-lubricated components, it guarantees the output of high-purity compressed gas, making it ideal for sensitive applications in the chemical, food and beverage, and electronics industries. The unit is supplied as a complete package, including a starter cabinet, for straightforward installation and operation.
OIL-FREE NITROGEN COMPRESSOR
*Model: -150/5-68 | 150 Nm³/h | 6.8 MPa*
100% Oil-Free Operation
Filled TPPE piston rings with stainless steel cylinder liners ensure contaminant-free nitrogen output
Heavy-Duty Construction
Cast iron frame and crankshaft provide exceptional durability and extended service life
Complete Skid-Mounted Package
Fully integrated compressor, motor, cooler and controls on single chassis for plug-and-play installation
Zero Water Consumption
Efficient air-cooling system eliminates process cooling water requirements
Hazardous Area Certified
ExdIIBT4 explosion-proof motor ensures safe operation in classified environments
Static-Safe Power Transmission
Anti-static belt drive prevents charge buildup during operation
| Parameter | Specification |
|---|---|
| Model | 150/5-68 |
| Medium | Nitrogen (N₂) |
| Flow Rate | 150 Nm³/h |
| Inlet Pressure | 0.5 MPa(G) |
| Discharge Pressure | 6.8 MPa(G) |
| Compression Stages | 3 |
| Motor Power | 30 kW (ExdIIBT4) |
| Shaft Power | 24 kW |
Operating Parameters
Inlet Temperature: 0-40°C
Discharge Temperature: ≤55°C
Shaft Speed: 600 rpm
Piston Stroke: 110 mm
Physical Specifications
Dimensions: 1850 × 1350 × 1550 mm
Weight: 1700 kg
Cylinder Quantity: 4
Structural Style: Double V-shaped skid mounted
Drive & Electrical
Drive System: Anti-static belt
Motor Speed: 1460 rpm
Voltage: 380V (customizable)
Cooling: Air cooling only
Frame & Crankshaft: Cast Iron
Air Valve & Cylinder Liner: Stainless Steel
Piston Ring & Guide Ring: Filled TPPE
Nitrogen Boosting & Transfer
Pipeline pressure enhancement and gas distribution
Chemical Processing
Inert gas blanketing and process nitrogen supply
Food & Beverage
Packaging and preservation systems
Electronics Manufacturing
Semiconductor production and cleanroom applications
Petrochemical
Refinery and processing plant nitrogen systems
Compressor host with explosion-proof motor
Air cooler and skid-mounted chassis
Starter cabinet and intake filter
Safety valves and documentation
All necessary mounting components
Gas Quality Requirement: Input gas must be dry and free of particulate matter
Explosion-Proof Rating: ExdIIBT4 certified for hazardous locations
Delivery Lead Time: 60 days after order confirmation
Installation: Pre-assembled skid minimizes setup time
Monday - Friday:8:30—17:00