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Fig. 3 Vacuum pump S-VSI 301 with circulation cooling
A
Vacuum connection G 2
B
Exhaust air outlet G 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
Q
Hot surfaces > 70 °C
R
Heat exchanger
U
Gas ballast valve (accessories of variant IV)
U
1
Vent valve
U
2
Temperature control
U
4
Liquid level monitor
V
A
Fan (IP 44)
V
1
Terminal box fan
W
1
Circulation pump (IP 42)
W
2
Manometer
W
3
Pressure compensation tank
W
4
Ball valve (filling cooling water)
W
5
Vent screw (heat exchanger)
W
6
Vent screw (cooling water circulation)
X
Condensate drain G
1
/
2
Z
Exhaust silencer
Product overview and functioning
P
1
F
E
Z
A
I
1
K
1
W
1
V
A
V
1
P
Q
U
2
U
1
H
X
U
4
D
1
W
5
M
O
N
W
2
W
3
W
4
E
B
U
W
6
R
F
F
F
K
I
4.2 Product overview - circulation cooling (water-air-heat exchanger)
Prematic AG, Märwilerstrasse 43, 9556 Affeltrangen www.prematic.ch
Tel. 071 918 60 60, Mail: [email protected]