Bitzer ST-140-3 Manuel D'utilisation page 83

HS. compressors with R404A
With the refrigerant R404A and the same operating conditions as above, no oil cooling is necessary. The
BITZER SOFTWARE in this case indicates "--" for "Cooling method":
Fig. 28: No external oil cooling is necessary for the refrigerant R404A and the given conditions.
OS. compressors
A selection example for open drive screw compressors with R717 (NH ) is given in the Technical Information
3
AT-640 (chapter "Selection via BITZER SOFTWARE").
ST-140-3 // PDF Download 83