Model
Sound pressure level [dB(A)]
Sound pressure level with enclo‐
sure
[dB(A)]
EPC 1000-2-G
82
72
Tab. 11 Sound Pressure Level
2.9 Motor power and speed
➤ Read off the enclosure protection rating from the motor nameplate and enter in the table:
Model
Rated power
[kW]
Synchronous
speed [min
-1
]
(50 Hz)
Synchronous
speed [min
-1
] (60
Hz)
Degree of pro‐
tection
KC 150-2
1.1
1500
1800
KC 236-2
1.7
1500
1800
KC 420-2
3.0
1500
1800
KC 550-2
4.0
1500
1800
KC 750-2
5.5
1500
1800
KC 1000-2
7.5
1500
1800
Tab. 12 Power and speed
Permissible starting frequency
➤ Read-off the permissible starting frequency of the motor from the table below.
Rated power [kW]
Permissible starting frequency [1/h]
1.1
20
1.7
20
3.0
15
4.0
15
5.5
15
7.5
15
Tab. 13 Permissible starting frequency
2.10 Compressor oil recommendations
The standard compressor oil is SAE 5 W30 or VDL 150.
For special applications FGPor S 150 compressor oil is used and the machine carries a sticker indi‐
cating this.
Information on ordering compressor oil is found in chapter 11.
2
Technical Specification
2.9
Motor power and speed
6
Assembly and operating manual 2-stage piston compressor
EPC-2-G
No.: 9_5753_04 E
