www.blaubergventilatoren.de
9
VENTO A50 / A50-1 / A50 S / A50-1 S
CONNECTION AND CONTROL
WARNING
Read the operation manual prior to any electric installations. Connection of the unit to power mains is allowed by a
qualified electrician only.
The rated electrical parameter are stated on the rating plate. No modifications of internal connections are allowed and will
result in void warranty.
Connect the fan only to power mains with valid electric standards. The unit must be connected to a correct mounted socket
with a grounded terminal or connected to a fixed installed cable.
Follow the respective electric standards, safety rules (DIN VDE 0100), TAB der EVUs. The house cabling system must be
equipped with an automatic switch at the external input. Connect the unit to power mains through the automatic switch. The
contact gap on all poles at least 3 mm (VDE 0700 T1 7.12.2 / EN 60335-1).
Install the automatic switch to ensure prompt access.
The unit is controlled with the external control panel SEA or the control
and power unit SEA-T12. The control devices are available on separate order if
not included into the delivery set of the unit model.
The control and power unit SEA-T12 consists of a control panel and a 12
W power transformer, fig. 16. In case of the control panel SEA either power
transformer AT-12 or AT-40 are used and are available upon separate order.
The unit is rated for connection to single-phase alternating current power
mains 230 V / 50 Hz or 120 V / 60 Hz, depending on the used transformer type.
Separate power supply must be provided both to the control panel and to
the ventilation unit to control the automatic shutters. The control and power
unit modifications are customer selected depending on power mains voltage
and transformer power in compliance with the table 2.
Table 2. Control panel technical data
Control and power unit name
Transformer data
Note
Power [W]
Voltage [V]
Input
Output
Control and power unit SEA-T12
12
230 / 50 Hz
12 / 50 Hz
Rated for connection up to 4 units
Control and power unit SEA-T12 (120 V / 60 Hz)
120 / 60 Hz
12 / 60 Hz
Control panel SEA + transformer AT-40
40
230 / 50 Hz
12 / 50 Hz
Rated for connection up to 12 units
Control panel SEA + transformer AT-40 (120 V / 60 Hz)
120 / 60 Hz
12 / 60 Hz
Control panel SEA + transformer AT-12
12
230 / 50 Hz
12 / 50 Hz
Rated for connection up to 4 units
Control panel SEA + transformer AT-12 (120 V / 60 Hz)
120 / 60 Hz
12 / 60 Hz
Control panel SEA and power transformer AT
Control and power unit SEA-T12
Control panel SEA
Transformer
Fig. 16.
