Atlas Copco FD170 - 7 Principal Data and 8 Conversion List; Specific Data FD170, FD230

2920 1390 02
16
Instruction book
7.3 Specific data of FD170 and FD230 1)
FD170 FD230
Volume flow at dryer inlet at nominal conditions . . . . . . . . . . . . . . . . 50 Hz l/s 170 230
60 Hz l/s 175 235
Pressure drop through dryer at nominal conditions, approx. . . . . . . . . 50 Hz bar 0.22 0.22
60 Hz bar 0.25 0.22
Electric power input . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 Hz kW 1.90 2.40
60 Hz kW 3.60 3.60
Refrigerant
Tetrafluoroethane CH
2
FCF
3
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . R404a R404a
Total charge, approx. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 Hz kg 1.80 1.80
60 Hz kg 1.60 1.70
Footnote chapter 7
1) At nominal conditions.
8 CONVERSION LIST OF SI UNITS INTO BRITISH UNITS
1 bar = 14.504 psi
1 g = 0.035 oz
1 kg = 2.205 lb
1 km/h = 0.621 mile/h
1 kW = 1.341 hp (UK and US)
1 l = 0.264 US gal
1 l = 0.220 Imp gal (UK)
1 l = 0.035 cu.ft
1 m = 3.281 ft
1 mm = 0.039 in
1 m
3
/min = 35.315 cfm
1 mbar = 0.401 in wc
1 N = 0.225 lbf
1 Nm = 0.738 lbf.ft
x degrees Celsius = (32 + 1.8x) degrees
Fahrenheit 1)
Footnote chapter 8
1) A temperature difference of 1 degree Celsius = a temperature difference of 1.8 degrees Fahrenheit