Ingersoll Rand RM55N_A

Tips：Let's pay great attention to reliability, energy efficiency and life cycle costs when choosing screw air compressors. As the brand's flagship oil-immersed rotary screw air compressor, Ingersoll Rand Rm55n_a integrates a number of innovative technologies and is an ideal power source for medium-sized manufacturing and process industries. This article will deeply analyze its technical characteristics and practical application value.

The Ingersoll Rand RM55N_A is a 55kW, oil-free rotary screw air compressor with variable frequency drive (VFD) technology. It operates in a pressure range of 7-10 bar and delivers a displacement of 3.1-10.4 m³/min. Its core design features an optimized rotor profile and is equipped with an IE5 ultra-high-efficiency permanent magnet VFD motor (IP66 protection, Class H insulation). This results in a 16% improvement in energy efficiency and a 14% increase in air volume, significantly reducing energy consumption. A three-stage separation system (including a conical baffle) controls outlet oil content to below 3 ppm, protecting downstream equipment and extending filter life. V-Shield technology utilizes stainless steel braided tubing and O-ring seals to minimize leaks. The standard Luminance intelligent controller supports IoT remote monitoring, enabling real-time parameter adjustments and fault warnings to ensure continuous operation. Measuring 2367 × 1284 × 1548 mm and weighing 1584 kg, it is ideal for industrial applications requiring high stability and low oil content.

1.Energy efficiency optimization technology:

Equipped with IE5 ultra-high efficiency motor, it saves 8%-10% energy compared to IE3 motor;

Variable frequency drive (VSD) dynamically adjusts the speed, saving 25% of power compared to industrial frequency models at 70% load;

2.Zero leakage protection system:

V-Shield technology integrates stainless steel braided oil pipe + O-ring face seal to completely eliminate the risk of leakage;

3.Long-term maintenance design:

The oil filter/air filter adopts a quick-disassembly structure, and the replacement time is shortened to within 15 minutes;

The life of the oil separator core is up to 8,000 hours, which is 30% higher than the industry standard;

4.Intelligent interconnection capability:

Cloud data access is achieved through the PAC controller, supporting energy consumption analysis, preventive maintenance reminders and multi-machine joint control.

The wide pressure range and clean air source characteristics of Ingersoll Rand Rm55n_a make it the first choice for the following scenarios:

1.Precision manufacturing: CNC machining center pneumatic fixtures (stable 8-10 bar clean air is required);

2.Food and medicine: fermentation tank aeration, packaging line bottle blowing (FDA-compliant Ultra FG coolant is optional);

3.Environmental protection equipment: ozone generator air source (14 bar high pressure supports efficient ozone synthesis);

4.Energy field: gas turbine startup air source (24-hour continuous operation guarantee is required).

1.Rotor profile technology:

The asymmetric 5:6 gear ratio rotor has been optimized through 200,000 FEA fluid simulations, with a volumetric efficiency of 92% (industry average 85%);

2.Thermal management system:

Independent cooling circuit design, oil temperature is controlled in the golden range of 80±5℃ to avoid high-temperature carbon deposition and low-temperature condensation;

3.Anti-vibration and noise reduction structure:

The main engine is suspended and installed + sound-absorbing composite material cover, and the measured noise of 72dB is 5-8dB lower than similar products.

1.American auto parts factory: replaced three 37kW fixed-frequency machines with one Rm55n_a, saving 187,000 kWh of electricity per year (saving $22,000 in electricity bills);

2.Mexico bottled water factory: after 13,000 hours of continuous operation, oil quality inspection still met ISO 6743 standards (35% overdue service life).

We provide full value chain support for Ingersoll Rand Rm55n_a:

Pre-sales: free on-site pneumatic audit, precise matching of machine models;

Delivery: global DDP to the factory;

Maintenance:

1-year whole machine warranty (core components extended to 3 years);

Remote diagnosis + 48-hour emergency service response.

Q1: Can this model be used in breathing air systems?

No. Ingersoll Rand clearly stated: RM55N_A is not certified for breathing air and is prohibited from being used in life support scenarios such as medical oxygen supply.

Q2: Is the inverter adaptable to voltage fluctuation environments?

Yes. The wide voltage design (380V±15%) can cope with grid fluctuations, and the built-in dV/dt filter protects the motor insulation.

Q3: Warning signs of reduced oil separation efficiency?

When the controller displays "oil separation pressure difference > 0.8 bar" or the exhaust oil content rises sharply, the oil separation core needs to be replaced immediately (it is recommended to be replaced every 8000 hours).

 Note:RM55N_A is not only an air compressor, but also the power cornerstone of intelligent manufacturing. Contact us now to consult your exclusive pneumatic solution.

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