Pentair FLECK 3150 NXT Installer Manual page 14

Installer Manual Fleck 3150 - NXT - Description
Model without transformer
Warning
A switch or circuit-breaker must be included in the installation, it must be suitably located
and easily reached, it must be marked as the disconnecting device for the equipment.
Warning
The power must be achieved by a transformer in which the primary windings are separated
from the secondary windings by REINFORCED INSULATION, DOUBLE INSULATION, or a
screen connected to the PROTECTIVE CONDUCTOR TERMINAL.
Warning
It is required the installation of a fuse as overcurrent protection, it has to be positioned
between the system and the secondary of the transformer in the installation with the
following characteristics: V>= 30Vac, Imax=5.0A (ES. 5x20 5.0A)
Environmental conditions
• Indoor use only;
• temperature from 5°C to 40°C;
• maximum relative humidity 80% for temperatures up to 31°C decreasing linearly to 50% relative
humidity at 40°C;
• mains supply voltage fluctuations up to ±10% of the nominal voltage.
14 / 122 Ref. MKT-IM-010 / B - 28.05.2018