User Manual

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Set up and operation
C
D
U
1
U
2
U
6
U
5
U
4
U
3
4.4 Cooling the machine
4.4.1 Continuous fl ow cooling (Standard version)
With continuous fl ow cooling water fl ows continuously through the cavity in the double walled compressor
housing.
For safety reasons the cooling system should be fi tted with a solenoid valve, temperature and a fl ow switch.
The assembly group continuous fl ow water cooling (Fig. 5) as well as a special control unit are obtainable.
Fig. 5 Assembly group continuous fl ow water
cooling (option)
C Cooling water inlet G
1
/
2
D Cooling water outlet G
1
/
2
U
1
Vent valve
U
2
Temperature control
U
3
Safety valve
U
4
Flow control device
U
5
Solenoid valve
U
6
Dirt trap
Temperature control
Monitors the temperature of the cooling water.
Factory-provided adjustment: T
max
= 50 °C
Safety valve
Protect from an incorrect operating pressure of the
cooling water > 6 bar.
Flow control device
Monitors the fl ow rate of the cooling water.
Factory-provided adjustment: 400 l / h
Solenoid valve
Regulate the cooling circuit.
Control voltage: 24 V DC
Dirt trap
Protect the armatures and the cooling circuit from
impurities in the incoming cooling liquid.