ZS (VSD) oil-free rotary screw blowers

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ZS_oil-free screw blowers in WWTP_customer testimonial

The aeration blower system accounts for up to 70 % of the energy usage in a typical biological wastewater treatment plant. Thanks to, Atlas Copco's innovative oil-free screw blowers, you can save about 30% more energy compared to conventional lobe technology : a significant cost reduction!

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Quality certified

ISO 9001 quality certification standard for all our oil-free screw technology. Our built quality increases your production reliability.

Maximize your energy savings

Compared to lobe technology the ZS oil-free screw saves an average of 30% on your energy costs. Further savings can be achieved with VSD technology.

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Avoid oil contamination

Avoid the risk of contamination or production downtime with our ISO 8573-1 Class 0 certified positive displacement screw blowers.

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Easy installation

Minimize your installation time and costs with our complete ZS package design.

Quiet operation

Our ZS(VSD) packages run at extremely low noise levels compared to open frame lobe blowers.

Intelligent control and monitoring

The advanced control system maximizes the reliability of your blower installation. Monitors overall system performance with service indications, malfunction alarms and safety shutdowns

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Energy-efficient low pressure technology

30%

This is the average energy saving you get when using ZS oil-free screw blowers compared to lobe technology.

Discover the air flow optimization comparison in the below animation.

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Bring down your energy bill significantly

Rotary screw technology has now established itself as the energy efficient alternative to lobe type air blowers. Our ZS packages reduce your energy costs by an average of 30%. No matter which low pressure application (such as Waste Water Treatment, pneumatic conveying, desulphurisation), our ISO 8573-1 Class 0 certified positive displacement screw blowers protect all your critical processes and products. Variable speed drive technology helps you save even more money by adjusting the air pressure flow and motor speed to your specific needs.

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Technical specifications

Capacity FAD l/s

69 l/s - 2,528 l/s

Capacity FAD

248 m³/h - 9,100 m³/h

Working pressure

1.2 bar(e) - 1.2 bar(e)

Installed motor power

18 kW - 355 kW

Downloads

Brochures
  • ZS 18-315 (18-315 kW / 24-422 hp) ZS 18-355 VSD (18-355 kW / 24-475 hp) 5.8 MB, PDF

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