2.2 Improper use
The device is designed and built only for the purpose
described in paragraph 2.1.
Improper use of the device is forbidden, as is use
under conditions other than those indicated in
these instructions.
Improper use of the product reduces the safety and the
efficiency of the device, Calpeda shall not be responsible
for failure or accident due to improper use.
2.3 Designation
Labeling found on the outer packaging of the pump.
NC D G 40 F - 120 / 250
Series
Twin pumps version
Version
DN ports in mm
With flanges
Max. head in dm
connection size mm
3 TECHNICAL FEATURES
3.1 Technical data
Dimensions and weight (paragraph 12.1).
Nominal speed 1450/2900 rpm
Protection IP 44
Supply voltage / Frequency
230 V 1~50 Hz
400 V 3~50 Hz
Insulation class 200
The motor is equipped with integrated motor protectors.
Sound pressure <70 dB (A).
The system’s maximum permissible pressure is 1 MPa
(10 bar).
3.2 Operating conditions
Installation in well ventilated location protected from the
weather, with a maximum ambient temperature of 40 °C.
4 SAFETY
4.1 General provisions
Before using the product it is necessary to know
all the safety indications.
Carefully read all operating instructions and the
indications defined for the different steps: from
transportation to disposal.
The specialized technicians must carefully comply
with all applicable standards and laws, including local
regulations of the country where the pump is sold.
The device has been built in conformity with the
current safety laws. The improper use could
damage people, animals and objects.
The manufacturer declines any liability in the
event of damage due to improper use or use
under conditions other than those indicated on the
name-plate and in these instructions.
Follow the routine maintenance schedules and
the promptly replace damaged parts, this will
allows the device to work in the best conditions.
Use only original spare parts provided from
Calpeda S.p.A or from an authorized distributor.
Don't remove or change the labels placed on the
device.
Do not start the device in case of defects or damaged
parts.
Maintenance operations, requiring full or partial
disassembly of the device, must be done only
after disconnection from the supply.
4.2 Safety devices
The device has an external case that prevents any con-
tact with internal parts.
4.3 Residual risks
The appliance, designed for use, when used in-line with
the design and safety rules, doesn't have residual risks.
4.4 Information and Safety signals
For this kind of product there will not be any signals on
the product.
4.5 Individual protection devices
During installation, starting and maintenance it is
suggested to the authorized operators to consider the
use of individual protection devices suitable for described
activities.
During ordinary and extraordinary maintenance interven-
tions, where it is required to remove the filter, safety glo-
ves are required.
Signal individual protection device
HAND PROTECTION
(gloves for protection against chemical, thermal
and mechanical risks).
5. TRANSPORTATION AND HANDLING
The product is packed to maintain the content intact.
During transportation avoid to stack excessive weights.
Ensure that during the transportation the packed cannot
move.
The transport vehicles must comply, for the weight and
dimensions, with the chosen product (see paragraph
12.1 dimensions and weights).
5.1 Handling
Handle with care, the packages must not receive
impacts.
Avoid to impact onto the package materials that could
damage the pump.
If the weight exceeds 25 Kg the package must be hand-
led by two person at the same time (see paragraph 12.1
dimensions and weights).
6 INSTALLATION
6.1 Dimensions
For the dimensions of the device refer to the annex
"Dimensions" (paragraph 12.1 Annexes).
6.2 Ambient requirements and installation site
dimensions
The customer has to prepare the installation site in order
to guarantee the right installation and in order to fulfill the
device requirements (electrical supply, etc...).
The place where the device will be installed must fulfill the
requirements in the paragraph 3.2.
It's Absolutely forbidden to install the machine in an
environment with potentially explosive atmosphere.
6.3 Unpacking
Inspect the device in order to check any damages
which may have occurred during transportation.
Package material, once removed, must be
discarded/recycled according to local laws of the destina-
tion country.
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NC, NCD Rev. 2 - Operating Instructions
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