Technical Description; Technical Features; Safety - Calpeda GM Original Operating Instructions

1.4 Warranty
For the product warranty refer to the general terms
and conditions of sale.
GB
The warranty covers only the replacement and
i
the repair of the defective parts of the goods
(recognized by the manufacturer).
The Warranty will not be considered in the following
cases:
- Whenever the use of the device does not conform
to the instructions and information described in this
manual.
- In case of changes or variations made without
authorization of the manufacturer.
- In case of technical interventions executed by a
non-authorized personnel.
- In case of failing to carry out adequate maintenance.
1.5 Technical assistance
Any further information about the documentation,
technical assistance and spare parts, shall be reque-
sted from: Calpeda S.p.A. (paragraph 1.2).

2 TECHNICAL DESCRIPTION

See designation on the pump name-plate or on the
bar-code label.
Meaning of the designations:
GX = Stainless steel pump.
GM = Cast iron pump.
GQ = Cast iron and Stainless steel pump.
R = With open impeller
C,N = With two- (GXC) or single-passage
(GMC) impeller.
V,S = With free-flow (vortex) impeller.
G = Impeller with high power grinder.
M = With single-phase motor (without
indication = with three-phase motor).
2.1 Intended use
Standard construction
- For clean or slightly dirty water, with solids in
suspension up to 10 mm grain size. for GQR.
- For clean and dirty water, also containing solids
with maximum size:
35 mm for GXC, GXV;
45 mm for GMC;
50 mm for GQN, GQS, GQV, GMV.
With a high solid content or with filamentous par
ticles use only the free-flow (vortex) GXV, GQS,
GQV, GMV or impeller with high power grinder
GQG construction.
- Maximum liquid temperature: 35 °C.
- Maximum liquid density: 1100 kg/m
- Minimum dimensions
0.55x0.55m; depth 0.5 m.
- Minimum immersion depth see also sections 6.5., 6.6.
- Maximum submersion depth 5 m, 10 m for GMC,
GMV (with suitable cable length).
For outdoor use the power supply cable must have
a length of not less than 10 m.
2.2 Improper use
The device is designed and built only for the purpose
described in paragraph 2.1.
Do not use in garden ponds, tanks or
swimming pools when people are in the
water.
The Pump cannot be used in explosive or
flammable environments.
Improper use of the device is forbidden, as is
use under conditions other than those
indicated in these instructions.
Page 10 / 80
3 .
of installation pit:
Improper use of the product reduces the safety and the
efficiency of the device, Calpeda shall not be responsi-
ble for failure or accident due to improper use.
2.3 Marking
The following picture is a copy of the name-plate that
is on the external case of the pump.
Montorso (VI) Italy IT 00142630243
1
XXXXXXX
2
Q min/max X/X m
3
H max/min X/X m
4
X kW (XHp) S.F.
5
220∆/380Y V3~50Hz
6
X/X A
7
XXXXXXXX
8
1 Pump type
2 Delivery
3 Head
4 Rated power
5 Tension nominale
6 Nom. motor current
7 Notes
8 Fréquence

3 TECHNICAL FEATURES

3.1 Technical data
Dimensions and weight (paragraph 12.1).
Nominal speed 2900/3450 rpm
Protection IP X8
Supply voltage / Frequency:
- up to 240V 1~ 50/60 Hz
- up to 480V 3~ 50/60 Hz
Check that the mains frequency and voltage corre-
spond to the electrical characteristics shown on the
indicator plate.
Sound pressure at minimum immersion depth: < 70
dB (A), < 75 dB (A) for GQG.
Noise disappears or decreases when the pump is
submersed.
Maximum starts/hour: 30 at regular intervals.
Maximum permissible working pressure up to 60 m
(6 bar).
Maximum suction pressure: PN (Pa) - Hmax (Pa).

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
i
and the promptly replace damaged parts, this
will allows the device to work in the best
conditions.
GQ, GX, GM Rev. 5 - Operating Instructions
16
Made in Italy
15
XXXXXXX
/h
3
14
IP XX
13
n XXXX/min
12
cosø X
11
S1 l.cl. X X kg
9 10
9 Operation Duty
10 Insulation class
11 Weight
12 Power factor
13 Rotation speed rpm
14 Protection
15 Serial number
16 Certifications