Compressor model
Inlet aperture (Z) [m
2
]
Exhaust fan (A)
1)
[m
3
/h]
EPC 230-2-G
0.4
510
EPC 420-2-G
0.4
900
EPC 550-2-G
0.4
1200
EPC 750-2-G
0.5
1650
EPC 1000-2-G
0.75
2250
1)
Forced ventilation: Required air volume for exhaust fan at static compression 1 mbar (machine
in enclosed space without ducts and ΔT≙10 K)
Tab. 8 Ventilation
2.7 Pressure
Cylinder relief valve
EPC 150-2-G / EPC 230-2-G
EPC 420-2-G to EPC 1000-2-G
Maximum
working overpres‐
sure [bar]
15
Pressure relief valve
activating pressure [bar]
17.5
11
Tab. 9 Cylinder relief valve - pressure data
Air cooler relief valve
1)
Maximum
working overpres‐
sure [bar]
15
Pressure relief valve
activating pressure [bar]
17.5
1)
EPC 420-2-G to EPC 1000-2-G
Tab. 10 Pressure indication for pressure relief valve at air cooler
2.8 Noise emission [dB(A)]
Compressor model
Sound pressure level [dB(A)]
EPC 150-2-G
69/59
1)
EPC 230-2-G
71/62
1)
EPC 420-2-G
75/67
1)
EPC 550-2-G
77/68
1)
EPC 750-2-G
79/70
1)
1)
Machine with sound enclosure
Noise pressure level in operation at maximum working gauge pressure as per ISO 2151 and the
basic standard ISO 9614-2, Operation at maximum working pressure, uncertainty: ±3 dB(A)
2
Technical Specifications
2.7
Pressure
6
Assembly and operating manual 2-stage piston compressor
EPC-2-G
No.: 9_5753 24 E
