en – Original Instructions
18 ecocirc PRO – Installation, Operation and Maintenance Manual
4.3.4 Insulation
To save energy, insulate the pump housing with the matching thermal insulation shell (item 10
in
Figure 3) included in the package (see Figure 8).
4.4 Electrical connection
DANGER:
All the hydraulic and electrical connections must be completed by a technician possessing the
technical
-professional requirements outlined in the current regulations.
DANGER: Electrical hazard
Before starting work, check that the unit is unplugged and that the pump unit cannot restart,
even unintentionally.
4.4.1 Ground
DANGER: Electrical hazard
Always connect the external protection conductor (ground) to the ground terminal before
attempting to make any other electrical connections.
DANGER: Electrical hazard
Connect the pump
unit
and any electric accessories to a socket with protection conductor
(ground).
DANGER: Electrical hazard
Check that the external protection conductor (ground) is longer than the phase conductors;
In
case of accidental disconnection of the unit from the phase conductors, the protection
conductor must be the last one to detach itself from the terminal.
DANGER: Electrical hazard
Install suitable systems for protection against indirect contact, in order to prevent lethal electric
shocks.
To Next Page
Loading...
