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4. Design and functioning
19
4.2 Schematic
diagram
Residual pressure:
1,5 - 2 bar
Ventilation borehole
D = 1mm
Opening pressure:
1 bar
Opening pressure:
0,14 bar
Opening pressure:
4,5 bar
Opening temperature 55 °C
Fig. 3
1 Intake filter
2 Intake regulator
2.1 Actuator
2.2 Intake valve
2.3 Check valve
3 Electric motor
4 Compressor block
5 Belt drive
6 Pressure reservoir
7 Fine separator
8 Oil filler cap
9 Oil drain
10 Oil-level indicator
11 Oil filter
12 Oil cooler
13 Safety valve
14 Pressure holding and check
valve (opening pressure 4.5 bar)
15 Air cooler
16 Oil fine separator extractor
17 Oil temperature regulator
(opening temperature 55 °C)
18 Cooling air ventilator
19 Filter mat cooling air inlet
20 Check valve
21 Frequency converter
(only L07RS-L11RS)
R1 Motor temperature
R2 Final compression temperature
B1 Network pressure sensor
B2 Final compression pressure
sensor
Y1 3/2-way solenoid valve
Compressed air line
Oil line
Control line
Summary of Contents for L07
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