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4. Design and functioning
22
4.2.2
Schematic diagram ESM 37-ESM 50
Fig. 3 b
1 Intake filter
2 Intake regulator
2.1 Actuator
2.2 Pressure control valve
2.3 Check valve
2.4 Controller block
3 Electric motor
4 Compressor block
5 Final compression temperature
sensor (R2)
6 Pressure reservoir
7 Fine separator
8 Oil drain ball valve
9 Safety valve
10 Oil filter monitor (S5)
11 Oil filter
12 Oil cooler
13 Throttle
14 Check valve
15 Pressure holding and check valve
16 Compressed air after-cooler
18 Final compression pressure
sensor (B2)
19 Control valve (Y1)
20 Control/blow-off valve(Y4)
21 Blow-off valve
22 Oil temperature regulator
23 Oil level indicator
24 Intake filter monitor (S7)
25 Fine separator monitor (S6)
26 Cooling air ventilator
27 Intake monitor, visual
28 Network pressure sensor (B1)
29 Motor temperature (R1)
reacting pressure 50 mbar
operating temperature: 55 °C [70 °C]
o
p
e
ra
ti
n
g
p
re
ss
u
re
:
4
,5
b
a
r
throttle diameter: 1,1 mm
reacting pressure 50 mbar
residual pressure: ca. 1.5 bar
re
a
c
ti
n
g
p
re
s
s
u
re
:
1
,2
b
a
r