9
CONNECTION TO POWER MAINS
DISCONNECT THE UNIT FROM POWER MAINS PRIOR TO ANY ELECTRIC
INSTALLATION OPERATIONS. CONNECT THE UNIT TO A CORRECT INSTALLED
SOCKET WITH A GROUNDED TERMINAL. ANY INTERNAL CONNECTION
MODIFICATIONS ARE NOT ALLOWED AND RESULT IN WARRANTY LOSS.
The unit is rated for connection to single-phase ac 230 V / 50 Hz power mains.
The unit is connected to power supply with a prewired power cable with a plug. In case of need to connect a longer cable follow the
wiring diagram below.
The unit must be connected to power mains with insulated, durable and heat-resistant conductors (cables, wires) with minimum cross
section 0.75 mm
2
.
Connect the unit to power mains on the terminal block located in the terminal box in compliance with the wiring diagram below and
terminal marking. The terminal marking is shown inside of the terminal box. The unit terminal clamps are marked according to the marking
on the wiring diagram.
Route the wires to the terminal box through the stepped grommet on the unit side panel to preserve the electrical protection class.
Connect the unit to power mains through the external automatic circuit breaker with magnetic trip integrated into the fixed wiring
system with the rated current not below 1 A.
X1
QF
LOW
MIDDLE
HIGH
S1
L
N
PE
L
1
3
2
1
C
2
3
4
5
6
7
8
N
PE
SL
1
2
3
~ 230 V,
50 Hz
WIRING DIAGRAM
QF
- automatic circuit breaker (not included into the delivery set).
S1
- speed switch.
X1
- terminal block.
UNIT CONTROL
Air flow is controlled with the speed switch P3-1/300. To activate the required unit speed set the control knob to a respective position
according, see the figure below.
OFF
1
2
3
OFF
1
2
3
OFF
1
2
3
OFF
1
2
3
OFF
1
2
3
— unit is on
— unit runs at low speed
— unit runs at medium speed
— unit runs at high speed
