Atlas Copco SF 2 User Manual

SF 4 SF 4 SF 6 SF 6
Frequency Voltage Overload relay Maximum fuse Overload relay Maximum fuse
50 Hz 200 V 3~ 17.3 A 50A 25.7A 50 A
50 Hz 230 V 3~ 15.0 A 40 A 22.3 A 40 A
50 Hz 400 V 3~ 8.7 A 16 A 12.8 A 25 A
50 Hz 400 V + N 3~ 8.7 A 16 A 12.8 A 25 A
60 Hz 380 V 3~ 8.7 A 16 A 12.8 A 25 A
UL/CUL
60 Hz 200 V 3~ 16.6 A
25/25/30 A
*
25.2 A
40/40/45 A
*
60 Hz 208 V -- -- 24.3 A
40/40/45 A
*
60 Hz 230 V 3~ 15.2 A
25/25/30 A
*
24.0 A
40/40/45 A
*
60 Hz 460 V 3~ 7.6 A
10/10/15 A
*
12.0 A
20/20/20 A
*
60 Hz 575 V 3~ 5.9 A
10/10/10 A
*
8.8 A
15/15/15 A
*
*
: Maximum fuses according HRCII-C, according Class K5 for units without refrigerant dryer and
according Class K5 for units with refrigerant dryer respectively.
8.4 Temperature protection and safety valve settings
Temperature shut-down switch settings (TSHH)
Compressor element outlet temperature Opens at
SF 1 (8 bar / 116 psi) 70 °C (158 °F)
SF 1 (10 bar / 145 psi) 80° C (176 °F)
SF 2 (8 bar and 10 bar / 116 and 145 psi) 70 °C (158 °F)
SF 4 (8 bar and 10 bar / 116 and 145 psi) 70 °C (158 °F)
SF 6 (8 bar and 10 bar / 116 and 145 psi) 195 °C (383 °F)
Safety valve (SV)
Pressure version Set pressure Unit
8 bar compressors 8.8 bar(e)
116 psi compressors 135 psi(g)
10 bar compressors 11 bar(e)
145 psi compressors 160 psi(g)
8.5 Reference conditions and limitations
Reference conditions
Air inlet pressure (absolute) bar 1
Instruction book
2920 7110 11 43

Atlas Copco SF 2 Specifications

General

Brand	Atlas Copco
Model	SF 2
Category	Air Compressor
Language	English