Oil injected rotary screw compressors

[DANVIO]

I WANT TO BUY AN Oil injected rotary screw compressors.
PLEASE HELP ME TO SELECT BETWEEN THESE MANUFATURER:
1)Atlas Copco with GA 30 P
2)CompAir with L30-7,5A
3)HAFI with ACU-30L8 (RENNER SCREW)
4)KAESER with ASD 57/8bar
Please answer me urgently.
THANKS.
DAN VIO

 

[Barry1961]

I would choose the one with the lowest rpm screw.

They will probably all make it through the warranty but the one with the lower rpm screw will probably last longer and be more efficient. One way the manufactures cut cost is to put a small screw on a big motor and increase the rpm.

Barry1961