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Submersible pump
GQ, GX, GM
ORIGINAL OPERATING INSTRUCTIONS
SAFETY
Read these instructions carefully before in-
stalling or using the device.
The assembler and final user must carefully com-
ply with all applicable standards and laws, inclu-
ding local regulations. The manufacturer declines
any liability in the event of damage due to impro-
per use or use under conditions other than those
indicated on the serial plate and in these instruc-
tions. The device has been built in conformity
with the current European Community laws.
1. Pump designation
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
= With two- (GXC) or single-passage
(GMC) impeller.
V,S
= With free-flow (vortex) impeller.
M
= With single-phase motor (without
indication = with three-phase motor).
2. Operating conditions
Standard construction
- For clean or slightly dirty water, with solids in su-
spension 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 GQS, GQV, GMV.
With a high solid content or with filamentous par
ticles use only the free-flow (vortex) GXV, GQS,
GQV and GMV construction.
- Maximum liquid temperature: 35 °C.
- Maximum liquid density: 1100 kg/m
3
.
- Minimum dimensions of installation pit:
0.55x0.55m; depth 0.5 m.
- Minimum immersion depth see also sections
3.1., 3.3.
- 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.
- Maximum starts/hour: 30 at regular intervals.
Sound pressure at minimum immersion depth:
< 70 dB (A).
Noise disappears when the pump is submersed.
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.
3. Installation
The internal diameter of the delivery pipe must never be
smaller than the diameter of the pump connection port:
G 1
1
/
2
(DN 40) for GXC, GXV, GQR;
G 2
(DN 50) for GMC 50,GMV 50, GQS, GQV;
DN 65 for GMC 50-65, GMV 50-65.
ATTENTION: The pump must be lifted and
transported using the handle fitted for this purpose
and not pulled by the electrical power cable.
Place the pump, with vertical axis, at the bottom
of the pit or at the site of installation.
3.1. Stationary installation
Made in Italy
MONTORSO
GQR 10-14
Q min/max 3/24 m
3
/h
0705158995
H max/min 13,6/3 m
IP 68
n 2900/min
220∆/380Y V3~50Hz
cosø 0,85
2,8/1,6 A
XXXXXXXX
S1 l.cl. F 14,4kg
0,75kW (1Hp) S.F.
VICENZA
7
min 550 x 550
3.93.037/3
h
max
h
min
mm
h
min
h
max
h
min
h
max
205
220
220
245
265
265
410
425
425
450
470
470
GQR 10-10
GQR 10-12
GQR 10-14
GQR 10-16
GQR 10-18
GQR 10-20
mm
h
min
h
max
mm
mm
mm
3.93.004/1
GQR
GQS, GQV 50-9
GQS, GQV 50-10
515
530
260
275
GQS, GQV 50-11
555
300
GQS, GQV 50-13
575
320
320 575
GQS, GQV 50-15
GMC 50...
GMV 50...
500
500
180
180
GMC 50-65..
505
185
GMC 50-65..
505
185
mm
h
min
h
max
225
240
240
265
285
315
330
330
355
375
h
max
h
min
min 300 x 250
3.93.037/3
GQRM 10-10 GF
GQRM 10-12 GF
GQRM 10-14 GF
GQRM 10-16 GF
GQRM 10-18 GF
GXV
(M)
40-7
GXV
(M)
40-8
508
533
248
273
GXV
(M)
40-9
533 273
GXC
(M)
40-10
GXC
(M)
40-13
508
533
248
273
M
1
4.67.380
h
max
h
min
h
max
h
min
On
Off
TYPE
Rated power
Head
Delivery
Pump type
Rotation speed rpm
Protection
Serial number
Certifications
Notes
Nom. motor current
Tension nominale - n° de phases - Fréquence
Operation Duty - Insulation class - Weight
Power factor
TYPE
TYPE
TYPE
TYPE