Item Reading in bar(g) Reading in psi(g)
Pressure drop over air filter Below 0.044 Below 0.64
Intercooler pressure (loaded condition) 1.7-3 24.6-43.5
Intercooler pressure (unloaded condition) (-0.65)-(-0.70) (-9.43)-(-10.15)
Oil pressure (depends on climatic conditions) 1.2-4.5 17.4-65.3
12.6 Compressor data
ZR compressors
Temperature Reading
Oil Approx. 40 ˚C
Outlet of low pressure stage
120-220 °C for 7/7.5/8.6 bar standard compressors
120-235 °C for 7/7.5/8.6 bar High Ambient Temperature
compressors
120-235 °C for 10/10.4 bar standard compressors
120-260 °C for 10/10.4 bar High Ambient Temperature
compressors
120-260 °C for 13 bar compressors
Outlet of high pressure stage
100-220 °C for 7/7.5/8.6 bar standard compressors
100-235 °C for 7/7.5/8.6 bar High Ambient Temperature
compressors
100-235 °C for 10/10.4 bar compressors
100-235 °C for 13 bar compressors
Air outlet Approx. 25 ˚C
Inlet of cooling water Below 40 ˚C
Outlet of cooling water Below 50 ˚C
Temperature Reading
Oil Approx. 104 ˚F
Outlet of low pressure stage
248-428 °F for 7/7.5/8.6 bar standard compressors
248-455 °F for 7/7.5/8.6 bar High Ambient Temperature
compressors
248-455 °F for 10/10.4 bar standard compressors
248-500 °F for 10/10.4 bar High Ambient Temperature
compressors
248-500 °F for 13 bar compressors
Outlet of high pressure stage
212-428 °F for 7/7.5/8.6 bar standard compressors
212-455 °F for 7/7.5/8.6 bar High Ambient Temperature
compressors
212-455 °F °C for 10/10.4 bar compressors
212-455 °F for 13 bar compressors
Air outlet Approx. 77 ˚F
Inlet of cooling water Below 104 ˚F
Outlet of cooling water Below 122 ˚F
ZT compressors
Instruction book
2920 1815 04 313