Today, in various industries food, healthcare, electronics and areas directly related to human health, the output compressed air must be of absolute purity. The quality of compressed air not only affects the product but also determines the level of safety in production.

With more 100 years of research and development, Group Kobelco Japan has been created Emeraude series oil-free air compressors, meeting the most stringent requirements for clean air. The product meets TÜV Germany certification and comply ISO 8573-1 Class 0 standardin critical 100% clean compressed air, completely oil-free, absolutely safe for applications requiring high purity

Overview of Kobelco Emeraude ALE IV 132–400 kW oil-free air compressors

In large-scale manufacturing industries such as food, beverages, pharmaceuticals, electronics, pure chemicals, or plants using central compressed air systems, standards regarding cleanliness of compressed air the requirements are becoming increasingly stringent. The use of oil-lubricated air compressors poses a risk of oil contamination, directly affecting product quality and the ability to obtain international certifications.

Kobelco Emeraude ALE IV oil-free air compressor is designed to completely eliminate this risk while ensuring a large, stable flow of compressed air for production lines operating continuously 24/7.

What is the Kobelco Emeraude ALE IV oil-free air compressor?

The concept of high-capacity oil-free air compressors.

Oil-free air compressors are a type of machine in which the compression chamber uses absolutely no lubrication., thus ensuring that the output compressed air is oil-free. Across the power range 132–400 kW, the requirements for design, precision, and mechanical durability are extremely high to ensure stable long-term operation.

Positioning for the Emeraude ALE IV 132–400 kW line

Kobelco Emeraude ALE IV air compressor is positioned as:

• Premium oil-free air compressor series
• Very high power
• For central compressed air systems
• Serving industries requiring absolutely clean compressed air.

Key advantages of the Kobelco Emeraude ALE IV 132–400 kW oil-free air compressor.

Absolutely clean compressed air on a large scale.

Completely eliminate the risk of oil contamination in central compressed air systems.

Meets international standards

Suitable for industries requiring high standards of safety and product quality.

Operates reliably 24/7

Designed for heavy industry, ensuring high reliability in continuous operation.

Optimize lifecycle costs

Reduce post-compression gas processing costs, minimize the risk of accidents and defective products.

Technical specifications of the Kobelco Emeraude ALE IV oil-free air compressor.

• Refer to the standard technical guidelines for water quality requirements.
• Standard suction conditions:
  Absolute suction pressure: 0.10 MPa
  Suction temperature: 20°C
  Humidity: 0% RH
• The exhaust gas flow rate is converted to standard intake conditions.
• Discharge pressure is measured after the air cooler.
• Do not use compressed air from machines to respiratory devices or direct air supply for humans.
• Normal working pressure:
  • Model 0.75 & 0.86 MPa → 0.70 MPa
  • Model 1.04 MPa → 0.90 MPa
• Operating environmental conditions:
  • Ambient temperature ≤ 45°C
  • For the 1.04 MPa air-cooled model: ≤ 40°C
  • The installation area must well-ventilated to ensure effective cooling.
• Using Genuine KOBELCO lubricating oil as recommended.
• Product specifications and appearance are subject to change without notice.
  Contact us to receive performance specifications.

Fixed speed / Air cooled model
Model	Max. Discharge Pressure	Free Air Delivery		Main Motor	Discharge Connection	Dimensions	Noise Level	Voltage	Weight
		50Hz				W x D x H
	MPa	m³/min	cfm	kW	JIS	mm	dB(A)	V	kg
ALE132AⅣ	0.75	23.8	840	132	10k 65A FF	3730 × 1700 × 1995	71	380-415	4,700
	0.86	20.9	738
	1.04	19.2	678
ALE145AⅣ	0.75	25.6	904	145			71		4,700
	0.86	23.8	840
	1.04	20.7	731
ALE160AⅣ	0.75	28.2	996	160			73		4,700
	0.86	25.6	904
	1.04	23.8	840
ALE200AⅣ	0.75	35.4	1,250	200	10k 80A FF	4300 × 1900 × 2180	76	380-415	6,200
	0.86	33	1,165
	1.04	29.8	1,052
ALE250AⅣ	0.75	44	1,554	250					6,200
	0.86	40.5	1,430
	1.04	37.3	1,317
ALE275AⅣ	0.75	47.6	1,681	275					6,250
	0.86	44	1,554
	1.04	40.4	1,427

FIXED SPEED / WATER COOLED
Model	Max. Discharge Pressure	Free Air Delivery		Main motor	Discharge Connection	Dimensions	Noise Level	Voltage	Weight
		50Hz				W×D×H			Star-Delta	Reactor*
	MPa	m3/min	cfm	kW	JIS	mm	dB(A)	V	kg	kg
ALE132WⅣ	0.75	24.8	876	132	JIS10k 65A FF	2,705 × 1,545 × 1,845	66	380-415	4,100	-
	0.86	21.6	763
	1.04	19.9	703
ALE145WⅣ	0.75	26.5	936	145					4,200	-
	0.86	24.8	876
	1.04	21.5	759
ALE160WⅣ	0.75	29.2	1,031	160					4,200	-
	0.86	26.5	936
	1.04	24.7	872
ALE200WⅣ	0.75	37.4	1,321	200	JIS10k 80A FF	3,150 × 1,600 × 2,180	66	380·415	5,950	-
	0.86	33.7	1,190
	1.04	30.3	1,070
ALE250WⅣ	0.75	45	1,589	250		3,150 × 1,600 × 2,180			5,950	-
	0.86	41.4	1,462
	1.04	38.1	1,345
ALE275WⅣ	0.75	48.6	1,716	275					6,000	-
	0.86	45	1,589
	1.04	41.3	1,458
ALE315WⅣ	0.75	54.6	1,928	315	JIS10k 100A FF	3,850 × 2,000 × 2,400 (4,082 × 2,000 × 2,400)	70	380·415	9,100	-
	0.86	51.5	1,819					10,000	-	10,200
	1.04	48	1,695					-	-	-
ALE355WⅣ	0.75	63.1	2,228	355				380·415	9,150	-
	0.86	58.8	2,077					10,000	-	10,300
	1.04	54.5	1,925					-	-	-
ALE400WⅣ	0.75	66.8	2,359	400			75	380·415	9,400	-
	0.86	63.1	2,228					10,000	-	10,450
	1.04	58.7	2,073				70	-	-	-

Inverter / Air Cooled Model
Model	Max. Discharge Pressure	Free Air Delivery		Main motor	Discharge Connection	Dimensions	Noise Level	Voltage	Weight
		50/60 HZ				W x D x H
	MPa	m3/min	cfm	kW		(mm)	(dB(A))		(kg)
ALE132AVⅣ	0.75	24	848	132	JIS10k 65A FF	3,730 × 1,700 × 1,995	71	380 - 415	4,300
	0.86	21.1	745
ALE160AVⅣ	0.75	28.3	999	160			73		4,300
	0.86	25.8	911
ALE250AVⅣ	0.75	44.4	1,568	250	JIS10k 80A FF	4,300 × 1,900 × 2,180	76		5,600
	0.86	40.8	1,441

Inverter / Water cooled model
Model	Max. Discharge Pressure	Free Air Delivery		Main motor	Discharge Connection	Dimensions	Noise Level	Voltage	Weight
		50/60Hz				W x D x H
	MPa	m³/min	cfm	kW		mm	dB(A)	V	kg
ALE132WVⅣ	0.75	24.8	876	132	JIS10k 65A FF	2,705×1,545×1,845	66	380 - 415	3,700
	0.86	22	777
	1.04	19.6	692
ALE160WVⅣ	0.75	29.3	1,035	160					3,800
	0.86	26.8	946
	1.04	24.8	876
ALE250WVⅣ	0.75	45.4	1,603	250	JIS10k 80A FF	3,150×1,600×2,180			5,350
	0.86	41.7	1,473
	1.04	38.5	1,360

KOBELCO's leading energy efficiency

Thanks to improvements in the compressor head and optimized assembly design, Kobelco oil-free air compressor reach leading low power consumption, while maintaining superior durability throughout its entire operational lifecycle. This is it the new standard for high-performance oil-free air compressors..

Technical specifications of the Kobelco Emeraude ALE oil-free air compressor.

Leading in save energy

Line performance Emeraude ALE evaluated according to standards JIS B 8341:2008 (tương đương ISO 1217 Edition 3).
KOBELCO not only optimizes compressor power, but also controls actual total input power, this includes all energy losses – a key factor determining long-term operating electricity costs.

Exclusive design ensures a completely "oil-free" finish.

Structure dual vents completely prevents oil from entering the compressor chamber, even during idle operation, ensuring 100% clean compressed air.

Class 0 certification

The single-stage Emeraude ALE achieve ISO 8573-1 Class 0 certification due to TÜV International grade – the highest standard for compressed air purity, suitable for the food, pharmaceutical, electronics, and medical industries.

Longevity 37kW Kobelco air compressor system High NNaturally, thanks to the high durability of the bearings, the time needed for the machine overhaul cycle is longer.

Kobelco Air Compressor Outstanding low noise level Various noise control techniques have significantly reduced sound levels. Makes the working environment more comfortable.

Practical applications of Kobelco Emeraude ALE IV oil-free air compressor

• Large-scale food and beverage factory
• Pharmaceuticals – healthcare
• Electronics – Semiconductors
• Pure chemicals
• High-capacity central compressed air system

In actual operation, the plants use Emeraude ALE IV 132–400 kW values ​​the ability to maintain consistent compressed air quality and reduce long-term production risks.

Guide to choosing the right Kobelco Emeraude ALE IV oil-free air compressor.

When selecting Kobelco Emeraude ALE IV oil-free air compressors 132–400 kW, needs to be considered:

• Total compressed air flow rate required
• Industry compressed air standards
• Operating pressure
• Continuous or shift-based operating model

Choosing the right capacity and configuration helps businesses optimize investment and operating costs.

Installation and operation instructions for the Kobelco Emeraude ALE IV oil-free air compressor.

Installation

• The server room is clean, spacious, and well-ventilated.
• Stable high-power electrical system
• Synchronized with the downstream compressed air treatment system.

Operate

• Monitoring parameters via controller
• Inspect the cooling system regularly.
• Perform maintenance according to technical recommendations.

Frequently Asked Questions (FAQ)

Is the Kobelco Emeraude ALE IV oil-free air compressor suitable for 24/7 operation?
Yes. The machine is designed for continuous operation in large-scale industrial plants.

Is the compressed air output guaranteed to be completely oil-free?
Yes. Oil-free screw compressor technology ensures completely clean compressed air.

Are the initial investment costs high?
The initial investment cost is higher than for oil-lubricated machines, but this is offset by greater safety, higher product quality, and lower lifecycle costs.

Why should you buy the Kobelco Emeraude ALE IV oil-free air compressor at Phuc Hung?

carried out maintenance and oil sludge (varnish) removal for we are a provider of industrial compressed air solutions with:

• Genuine product
• In-depth technical consulting
• Survey of the actual system
• Installation and maintenance support
• Transparent warranty policy

Contact carried out maintenance and oil sludge (varnish) removal for for detailed advice Kobelco 55 kW Air Compressor Kobelco oil-free – Emeraude ALE IV series 132–400 kW, conduct on-site surveys and propose the most suitable high-capacity clean compressed air solution for your factory.

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