Liquid ring compressors

AWK series

Highly efficient liquid ring compressors for demanding applications

High safety

Isothermal compression ensures safe operation and reduced risks in flammable gases applications

Consistent power

Rugged and robust design is made for continuous and stable operation in demanding processes

Low energy wastage

Compressors are designed for optimal energy usage that reduces wastage and operational costs

Ease of use

Designed for smooth startup, simple operation, and hassle-free maintenance

Tough construction

Bolted pump body and rugged construction ensures durability in harsh process conditions

Proven technology

Derived from longstanding expertise of vacuum and compressors technology for multiple industries

Precision meets safety – Atlas Copco AWK series liquid ring compressors

The AWK liquid ring compressor series is a new level of innovation in our range of liquid ring pump solutions. This series is designed to enhance operational efficiency, streamline processes, and maintain safety - even in the most challenging environments. AWK compressors are specially built to handle critical applications in petrochemical industries and flare gas processes where flammable and explosive gases are present.

This series embodies Atlas Copco’s engineering excellence through its advanced hydraulic design, which ensures outstanding energy efficiency, consistent performance, and dependable operation across a range of industrial uses. The overall construction and components also make installation and maintenance simple and straightforward. With single-stage impellers, the AWK series achieves performance levels up to 0.7 MPa(G).

Our global service network provides local support wherever your operations are, whenever you need.

Our core vacuum pump ranges, AWC, AWS, AWD or AWL liquid ring vacuum pumps are available for both single and two-stage operations with capacities from 25-37500 m³/h (15 - 22072 cfm) and vacuum levels down to 30 mbar(a) (25 torr).

Applications that are ideal for the AWK series

Petrochemical
Flare gas
Medical gas transport and recovery
Sewage treatment
Chlor-alkali

Download our brochures

AWK Liquid ring compressors datasheet 1.6 MB, PDF

Technical product specifications

		AWK 180	AWK 360	AWK 600	AWK 900	AWK 1200	AWK 1500	AWK 2000	AWK 2400
Suction capacity	Dry-m³/h	180	360	540	900	1200	1500	2000	2400
Suction capacity	Dry-acfm	106	212	318	529	706	882	1176	1412
Ultimate pressure	barG	7
Ultimate pressure	psig	101.5
Motor power	kW	55	90	132	185	250	280	355	400
Motor power	hp	75	125	200	250	350	400	500	600
Rotation speed	rpm	2900			1450
Inlet/Outlet flange	DN	DN 80			DN 200
Inlet/Outlet flange	inch	3"			8"
Seal liquid connection	DN	DN 20			DN 50
Seal liquid connection	inch	3/4"			2"
Approximate block dimensions L x W x H	mm	848	913	978	1465	1505	1550	1610	1675
		549	549	549	1457	1457	1457	1457	1457
		620	620	620	1260	1260	1260	1260	1260
	inch	33	36	39	58	59	61	63	66
		22	22	22	57	57	57	57	57
		24	24	24	50	50	50	50	50
Dry weight	Kg	230	270	310	1150	1300	1380	1500	1560
Dry weight	lbs	507	595	683	2,535	2,866	3,042	3,306	3,439

Explore our liquid ring products

Liquid Ring Vacuum Pumps

Single- or two-stage liquid ring pumps up to 37500 m³/h