Xylem Motor pump control unit GEN Series - Manual (Page 27)

27
1 OVERVIEW
Electronic controller for management of a firefighting motor pump, installed separately or as
part of a pressure booster set, and built according to the specifications of firefighting
standard UNI EN 12845.
The controller is also available in a version for fire-hydrant networks, characterized by the
automatic shutting off of the pump after the pressure has remained constantly above the
starting pressure of the pump itself for the length of time required by the regulations (default
value: 20 consecutive minutes).
General technical specifications of the electric panel:
- Storage ambient temperature from -10°C .. to +50°C
- Operating ambient temperature from +0°C .. to +45°C
- Maximum humidity: 30%..80% provided that no condensation occurs
- Alternating supply voltage: 230Vac±10%
- Alternating supply frequency: 50/60Hz
- Dimensions: 500x350x200 mm
- Protection class, standard: IP54 (optional IP55)
Dusty or sandy environments, or humid marine environments can cause early deterioration
and compromise the efficient operation of the unit.
The panels have already been programmed by the maker and must
not be tampered with, unless otherwise indicated by the maker. Incorrect unit
programming can completely change machine operation and, in some cases, can
cause serious harm to people or damage to property for which the maker declines
all liability.
1.1 Installation
Carefully read all the accompanying documentation before beginning installation.
Installation must only be performed by qualified personnel familiar with the EN12845
standard.
Install the electrical panel in a dry area observing the limits to use and ensuring that the data
on the rating plate is correct for the use to which the electrical panel will be put.
1.2 Connections
The connection to the diesel pump electrical line and accessories must be made by qualified
personnel that has been trained to use the machine according to the indications on the
attached wiring diagram and current regulations.
N.B.: Before powering the panel with VAC alternating current, the wires connecting the
starting battery must be connected; failure to observe this indication could cause faults to
the electric power unit which will not be recognised.
1.3 Maintenance
The electrical panel does not require any special maintenance; if necessary, all work must be
performed by qualified personnel that has been trained to use the machine.
It is forbidden to open the electrical panel before disconnecting the power line.
WARNING