The EPD-350N Twin-Tower Nitrogen Generator is a high-capacity industrial system designed to deliver 350 Nm³/Hr of nitrogen at 99% purity using advanced Pressure Swing Adsorption (PSA) technology. Engineered for heavy-duty applications, it combines robust construction with intelligent control and energy-saving features, providing a reliable and cost-efficient on-site nitrogen solution for large-scale operations.
High-Capacity Output
Generates 350 Nm³/Hr of nitrogen at 99% purity with stable pressure from 0.1 to 0.7 MPa.
Energy-Saving VP Control
Variable Period logic adjusts cycle time based on real-time demand, reducing air consumption by up to 60% under low load.
Advanced Adsorption System
High-quality carbon molecular sieves and cyclone gas diffusion ensure efficient and durable O₂/N₂ separation.
Smart PLC Control
7-inch touchscreen HMI with remote monitoring and Modbus (RS485) communication for easy operation and data access.
Robust & Low Maintenance
All-stainless-steel pneumatic valves rated for over 3 million cycles (approx. 6+ years) ensure long-term reliability.
Auto Purity Protection
Integrated gas analyzer and automatic exhaust system ensure only qualified nitrogen is delivered.
| Parameter | Specification |
|---|---|
| Nitrogen Flow | 350 Nm³/Hr |
| Nitrogen Purity | 99% |
| Outlet Pressure | 0.1 - 0.7 MPa |
| Dew Point | ≤ -40°C |
| Air Consumption | 12.8 m³/Min |
| Inlet Air Pressure | 0.6 - 0.8 MPa |
| Power Supply | 1 Phase, 220V, 50Hz |
| Rated Power | 0.2 kW |
| Dimensions (L×W×H) | 2400 × 1350 × 2370 mm (EST.) |
| Weight | 2910 ± 100 kg (EST.) |
| Air Inlet Connection | DN50 Flange |
| Nitrogen Outlet Connection | DN40 (Rp1.5 Female Thread) |
Adsorption Tower
Manufactured to GB150 standards with cyclone gas diffusion and multi-stage filling (blizzard + vacuum + vibration) for optimal molecular sieve density and performance.
Carbon Molecular Sieve
Made from new phenolic resin, rigorously tested for high separation efficiency, stability, and low air-to-nitrogen ratio.
Control System
PLC with 7-inch HMI, remote communication, fault alarms, and energy-saving mode settings.
Pneumatic Valves
Famous brand Y-type stainless steel valves, maintenance-free and highly durable.
Sensors & Analyzers
Digital flowmeter, pressure sensors, and long-life (>3 years) electrochemical purity sensor.
Ideal for large-scale industrial applications including:
Food & Beverage Packaging and Preservation
Pharmaceutical and Chemical Manufacturing
Electronics and Semiconductor Production
Laser Cutting and Metal Processing
Oil & Gas Inerting and Blanketing
High Efficiency & Reliability
Standard unequal pressure equalization design enhances purity and reduces compressed air consumption.
Optimized Filling Process
Blizzard + vacuum + vibration filling increases molecular sieve loading by ≥15%, preventing sinking and chalking for up to 5 years of stable performance.
Automatic Quality Assurance
Unqualified nitrogen is automatically vented, ensuring only high-purity gas reaches your process.
Proven Energy Savings
VP control logic adapts to load changes, saving 20%–60% on air consumption depending on demand.
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