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DA-55A 75HP Belt Driven Rotary Screw Air Compressor

The 75HP belt driven rotary screw air compressor employs the imported European air end, which consists of the patent SAP rotary screw. Our product is efficient as it is equipped with the completely closed electric motor that reaches the IP54 ingress protection. With the microcomputer logical control system, the product is endowed with self diagnosing and self protective properties. Its LCD display panel in Chinese shows the actual operating status of the machines. This system allows self inspection before starting and it monitors all the related parameters while running.

If the failure appears in the unit, the computer controlling system reacts correspondingly to meet different situations. It can inform the users of replacing the parts in time and give necessary maintenance. This system of the rotary screw air compressor realizes the timely data tracking, data recording and preventive maintenance for the machine. The computer system retains the spared data output and it supports coordinated control of multiple units and remote control at the input terminal. We ensure that the product runs safely for 24 hours without unattended operation.

Technical Specifications
Model
DA-55A
Free air delivery m3/min 10.5 9.8 8.8 8.0
Discharge Pressure bar 7 8 10 12
Compression stage
Single stage compression
Cooling mode
A-Air cooling, W-Water cooling
Discharge temperature < Ambient temperature +15℃ (Air cooled) <40℃(Water cooled)
Noise level dB(A) 68±2
Driving mode
Belt driven
Power supply V/Ph/Hz 380V 3Ph 50Hz as standard or as customers' requirement
Motor power kw/hp 55/75
Starting mode
Y-△starting
External dimension L mm 1585
W mm 1170
H mm 1800
Weight kg 1180
Exhaust Pipe diameter inch G2"

Denair is a specialized 75HP belt driven rotary screw air compressor manufacturer and supplier in China. We offer a broad range of products, including oil free air compressor, 425HP rotary screw air compressor with direct drive, diesel air compressor, and more.

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