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OF 300 ELGi Oil Free Screw Air Compressor, 425 hp

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OF 300 ELGi Oil Free Screw Air Compressor, 425 hp

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OF 300 ELGi Oil Free Screw Air Compressor, 425 hp Specification

Refrigerant Type
R134a

Cooling Method
Air Cooled / Water Cooled (Optional)

Weight
Approx. 8200 kg

Power Rating
425 HP

Frequency
50 Hz

Phase
Three Phase

Drive Type
Direct Drive

Motor Power
425 HP (317 kW)

Noise Level
68-70 dB(A) @ 1m

Control System
Microprocessor based Controller

Flow Rate
73.6 m3/min

Pressure Capacity
7-10 bar

Filtration Grade
Class 0 ISO 8573-1

Type Of Compressor
Oil Free Screw Compressor

Allied Equipment
Dryer, Filters

Configuration
Stationary

Power Source
Electric

Silent
Yes

Lubrication Type
Oil Free

Voltage
415 V

Driven Mode
Electric Motor

Air Tank Capacity
NA (Directly Air Cooled without Receiver)

Control Panel
PLC Based Touch Screen

Starter Type
Star/Delta or Soft Starter

Model Number
OF 300

Cooling Fan Type
Radial & Axial (Based on variant)

Protection Class
IP55 Motor

Compressor Element
Twin Screw, Two Stage

Max Ambient Temperature
45C

Application
Pharmaceuticals, Food & Beverage, Electronics, Healthcare, Automotive, Textiles

Color
ELGi Standard (Black/White/Red)

Discharge Outlet Size
DN 125

About OF 300 ELGi Oil Free Screw Air Compressor, 425 hp

ELGi is amongst the few air compressor manufacturerwith an in-house designed and manufactured oil-free airend.ELGi's oil-free range of air compressorsprovidesclass zero oil-free airwith leading energy efficiency, reliability, and low operating costs supported by a Best-in-class warranty. Oil-free air compressors, also known as dry screw air compressors, are used for applications like color coating, electronic chip manufacturing, automated assembly lines and many more where maintaining air quality is critical.

High-Efficiency Oil Free Compression

The OF 300 ELGi Oil Free Screw Air Compressor employs a twin screw, two-stage, oil-free element, ensuring absolutely clean air delivery for sensitive applications. Utilizing a direct drive system and a high-performance PLC-based control panel, this compressor maximizes uptime, reliability, and precision. Operators in critical industries benefit from reduced maintenance and zero risk of oil contamination, making the OF 300 ideal for pharmaceutical, food, and healthcare facilities.

Advanced Cooling and Silent Operation

With flexible air or water-cooled configurations, and efficient radial & axial cooling fans, the OF 300 maintains optimal performance-even in ambient temperatures up to 45C. The enclosed, insulated design limits noise output to a comfortable 68-70 dB(A), providing a safe and productive environment. Optional soft starters and robust IP55 motor protection further enhance durability and operational safety for users.

Intelligent Control and Sustainable Operation

Equipped with a PLC-based touch screen controller, the OF 300 enables precise monitoring and management of pressure, flow rate, and diagnostics. This ensures efficient energy use, seamless integration with allied equipment like dryers and filters, and minimizes human error. Its oil-free, direct drive design, combined with top-tier filtration and electric power supply, delivers sustainability, operational savings, and compliance with ISO 8573-1 Class 0 standards.

FAQ's of OF 300 ELGi Oil Free Screw Air Compressor, 425 hp:

Q: How does the OF 300 ELGi Oil Free Screw Air Compressor ensure the highest air purity for critical applications?

A: The OF 300 uses twin screw, two-stage technology paired with an oil-free design and class 0 ISO 8573-1 certified filtration. This combined approach prevents oil or particulate contamination, ensuring ultra-clean compressed air for sensitive industries like pharmaceuticals, food and beverage, and healthcare.

Q: What are the benefits of using this compressor in industries such as electronics, textiles, or automotive?

A: This compressor offers reliable, oil-free compressed air, essential for maintaining product integrity and preventing equipment damage. Its advanced filtration, efficient cooling options, and low-noise operation make it ideal for cleanroom environments, automated processes, and areas with stringent air quality demands.

Q: When should I consider choosing air cooled versus water cooled variants of this compressor?

A: The air-cooled model is suitable for environments with sufficient ventilation and ambient temperatures up to 45C. Water-cooled options are recommended for sites with higher ambient heat or where waste heat recovery is desired, providing stable performance in demanding settings.

Q: Where can the OF 300 ELGi Oil Free Screw Air Compressor be installed?

A: This stationary unit is designed for installation in industrial plants, factories, and clean manufacturing areas. Its robust IP55-rated motor and configurable starter type allow it to operate reliably in a variety of on-site conditions throughout India and similar environments globally.

Q: What is the process for maintaining the OF 300 compressor to ensure longevity and compliance?

A: Routine maintenance involves monitoring parameters via the PLC touch screen, regular inspection of filters, and periodic servicing in accordance with the manufacturer's guidelines. The oil-free design minimizes downtime and reduces the need for consumables, resulting in lower long-term operating costs.

Q: How does the control system benefit day-to-day operation of the compressor?

A: The microprocessor-based PLC touch screen controller automates pressure management, diagnostics, and performance tracking, enabling easy operation, reduced manual intervention, and swift troubleshooting-streamlining workflows and increasing overall productivity.

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