en – Original Instructions
• Protected from dirt
• Protected from vibrations
• At an ambient temperature between -25°C and
+65°C (-13°F and 149°F), and relative humidity
between 5% and 95%.
NOTE:
• Do not place heavy loads on top of the
product
• Protect the product from collisions.
3
Technical Description
Designation
Variable speed pump unit, vertical/horizontal, multi-
stage, non self-priming.
Intended use
The product can be used to pump:
• Cold water
• Hot water
Refer to the standard Installation, Operation and
Maintenance Manual for the pump design
specifications.
The variable speed pump units are made for the
following applications:
• Pressure, level, and flow regulation (open loop
systems)
• Applications of single or multi pump irrigation
systems
Improper use
The product must not be used for closed loop
systems.
Compliance and certifications
See the motor data plate.
3.1
References for more information
For the following, refer to the additional installation,
operation and maintenance instructions, code
001080136AA
3
:
• Data plates
• Denomination of the main components
• Application alternatives
• Programming
• Maintenance
• Technical Data.
3.2
Dimensions and weights
See:
• Figures 2A and Table 3A for e-SVE, VME and e-
HME models
• Figures 2B and Table 3B for e-SVIE models.
3
"AA": field intended for the two-letter language code
according to ISO 639-1
14
4
Installation
4.1
Mechanical installation
4.1.1
Installation area
DANGER: Potentially explosive
atmosphere hazard
The operation of the unit in environments with
potentially explosive atmospheres or with
combustible dusts (e.g.: wood dust, flour,
sugars and grains) is strictly forbidden.
WARNING:
• Always wear personal protective
equipment
• Always use suitable working tools
• When selecting the place of installation and
connecting the unit to the hydraulic and
electric power supplies, strictly comply with
current regulations
• Ensure that the ingress protection rating of
the unit (IP 55, type 1) is suitable for the
installation environment.
CAUTION:
• Input protection: to ensure the IP55 (type
1) protection index make sure that the unit
is closed correctly
• Before opening the terminal box cover,
make sure that there is no water in the unit
• Make sure that all unused cable glands
and cable holes are correctly sealed
• Make sure that the plastic cover is correctly
closed
• Do not leave the terminal box without
cover: risk of damage due to
contamination.
4.1.2
Unit installation
• See the Quick Startup Guide instructions (code
001080128)
• Position the unit as shown in Figure 4
• Install the unit according to the systems liquid flow
• The arrows on the pump body indicate the flow and
the rotation direction
• The standard rotation direction is clockwise (looking
at the fan cover)
• Always install a check valve on the discharge side
• Always install the pressure sensor on the discharge
side, after the check valve.
4.1.3
Outdoor unit installation
In case of outdoor unit installation, ensure appropriate
cover (see example in Figure 5). The size of the cover
must be such that the motor is not exposed to snow,
rain or direct sunlight; comply with the guidelines of
Table 3.