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10
CONNECTION TO POWER MAINS
DISCONNECT THE UNIT FROM POWER MAINS PRIOR TO ANY OPERATIONS. CONNECT THE UNIT
TO A PROPERLY INSTALLED SOCKET WITH A GROUNDED TERMINAL.
ANY TAMPERING WITH THE INTERNAL CONNECTIONS IS PROHIBITED AND WILL VOID THE
WARRANTY.
The unit is rated for connection to single-phase AC power mains 1~230 V/50 Hz. For this purpose the power cable with a plug is connected by
the Manufacturer.
Connect the unit to power mains through the external automatic circuit breaker with a magnetic trip integrated into the fixed wiring system.
The trip current must correspond to the current consumption.
WIRING DIAGRAM OF THE A3 CONTROL PANEL
To the terminal box
of the unit
3
2
C
L N PE
UNIT CONTROL
The unit is controlled via the A3 or A4 sensor control panel, depending on the model. The control panels are located on the unit back panel.
The A3/A4 control panel is included in the scope of delivery.
UNIT CONTROL VIA THE A3 CONTROL PANEL
To activate a required unit speed rotate the speed knob clockwise
and select one of three speed settings:
1 – first speed
2 – second speed
3 – third speed
To turn the unit off rotate the speed knob counter clockwise and
set it to OFF position.
1~230 V/50 Hz
1
B
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WIRING DIAGRAM OF THE A4 CONTROL PANEL
3
M
2
1
OUT
OUT
OUT
OUT
IN
L4
L3
L2
L1
L
L N PE
UNIT CONTROL VIA THE A4 CONTROL PANEL
To activate a required unit speed touch a respective speed button
on the sensor panel:
– rst speed
–second speed
–third speed
To change speed press a respective speed button.
To turn the unit off press the current speed button again. The
activated speed button glows blue.
PE
1~230 V/50 Hz
N
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