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A
Vacuum connection G 2
B
Exhaust air outlet G 2
C
Cooling water inlet G
1
/
2
D
Cooling water outlet G
1
/
2
D
1
Cooling water drain
E
Cooling air inlet
F
Cooling air outlet
H
,
H
1
Oil filling point
I
,
I
1
Oil sight glass
K
,
K
1
Oil discharge point
M
Oil recommendation plate
N
Data plate
O
Rotation direction plate
P
Drive motor
P
1
Motor data plate (see Fig. 3)
Q
Hot surfaces > 70 °C
U
Gas ballast valve (accessories of variant IV)
U
1
Vent valve
U
2
Temperature control
U
3
Safety valve
U
4
Liquid level monitor
U
5
Solenoid valve
U
6
Dirt trap
X
Condensate drain G
1
/
2
Z
Exhaust silencer
Fig. 2 Screw vacuum pumps S-VSI 301 with continuous flow cooling
Product overview and functioning
F
F
E
D
Z
A
B
O
I
K
U
P
M
Q
H
1
I
1
U
2
U
4
H
X
K
1
Q
U
1
N
M
D
1
U
3
U
5
U
6
C
4
Product overview and functioning
4.1 Product overview - continuous flow cooling (standard)
Prematic AG, Märwilerstrasse 43, 9556 Affeltrangen www.prematic.ch
Tel. 071 918 60 60, Mail: [email protected]