The thermal relay is set according to the table below (only for DS ver.):
Power HP
For Star/Delta version:
Power HP
Disconnect the electrical power supply form the compressor before opening the electrical
cabinet.
The setting of trip switch 1 must not differ from the table given above; if the trip switch should trip,
check the input of the motor of the compressor, the voltage on the line terminals L1+L2+L3 during
operation and the power connections inside the electric control panel and of the terminal board of
the motor and compressor.
USEFUL TIPS FOR CORRECT COMPRESSOR PERFORMANCE
For the correct operational performance of the machine under full continuous load at the maximum
working pressure, ensure that the temperature of the work area in a closed room does not exceed
+45° C. It is advisable to use the compressor with a maximum service of 80% in one hour under full
load in order to ensure the correct efficiency of the product in time.
5.5
Stopping the compressor
Press the emergency stop button on control panel (see par. 5.2.1) the compressor fail immediately.
Note!
Rated voltage 380/415V
5,5
5,5 - 7,5 -10 HP
Rated voltage 380/415V
5,5
7,5
10
15
20
By disconnecting the power supply from the external switch the compressor
is completely without power.
8,7A
5,0
A
6,5 A
7,5 A
13,5 A
17,0 A
75
Rated voltage 220/240V
15,1 A
15 – 20 HP
1
Rated voltage 220/240V
8,7 A
11,2 A
13,0 A
23,4 A
29,5 A
GB