Calpeda NMP Operating Instructions Manual - page 7
3 TECHNICAL FEATURES
3.1 Technical data
Dimensions and weight (paragraph 12.1).
Nominal speed 2900/3450 rpm
Protection IP54
Supply voltage / Frequency
230 delta/400 star V3 ~ 50Hz
220 delta/380 star V3 ~ 60Hz
Sound pressure at minimum immersion depth:
up to 2,2 kW: ≤ 70 dB (A);
from 3 to 11 kW: ≤ 85 dB (A).
Max. starts per hour at regular intervals: 60 up to 2,2 kW
40 from 3 to 7,5 kW
20 from 9,2 to 11 kW
Maximum permissible working pressure up to 6 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 contact
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 interventions,
where it is required to remove the filter, safety gloves 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 dama-
ge the pump.
If the weight exceeds 25 Kg the package must be handled 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 dimen-
sions
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/recy-
cled according to local laws of the destination country.
Raise the pump-motor unit slowly (see paragraph 12.2 fig.1),
making sure it does not move from side to side in an uncon-
trolled way, to avoid the risk of imbalance and tipping up.
6.4. Installation
The
NMP
pumps must be installed with the rotor axis horizontal
and delivery port upwards.
Place the pump as close as possible to the suction source.
Provide clearance around the unit for
motor ventilation
, for
easier inspection and maintenance.
6.4.1. Pipes
Ensure the insides of pipes are clean and unobstructed befo-
re connection.
ATTENTION: The pipes connected to the pump should be
secured to rest clamps so that they do not transmit
stress, strain or vibrations to the pump.
The inside diameter of the pipe-work depends on the desired
flow.
Provide a diameter assuring a liquid flow not greater than 1.5
m/s for suction and 3 m/s for delivery.
The pipe diameters must never be smaller than the pump
connection ports.
6.4.2. Suction pipe
The suction pipe must be perfectly airtight and be led
upwards in order to avoid air pockets.
If operating with
flexible hoses
, use a reinforced spiral suc-
i
i
GB
NMP Rev. 14 - Operating Instructions
Pagina 7 / 48
Made in Italy
MONTORSO
XXXXXXX
Q min/max
X/X
m
3
/h
XXXXXXX
H max/min
X/X
m
IP 68
n
XXXX
/min
220∆/380Y V3~50Hz
cosø
X
X/X
A
XXXXXXXX
S1 l.cl.
X
X
kg
X
kW (
X
Hp) S.F.
VICENZA
1
2
3
4
5
6
7
8
9 10
16
15
14
13
12
11
1 Pump type
2 Delivery
3 Head
4 Rated power
5 Tension nominale
6 Nom. motor current
7 Notes
8 Fréquence
9 Operation Duty
10 Insulation class
11 Weight
12 Power factor
13 Rotation speed rpm
14 Protection
15 Serial number
16 Certifications
IST NMP 09_2014:MXS 11_03con gall 09/09/14 08.43 Pagina 7