Pedrollo VX Submersible Pumps

The Go-To Pump for Demanding Conditions and Performance Requirements

Applications

Sewage
Domestic use
Civil use
Industrial use

Performance Range

Flow rate up to 750 l/min (45 m³/h)
Head up to 15.5 m

Installation and Use

Pedrollo VX pumps are renowned for their reliability, especially in automated fixed installations. They are ideal for domestic, civil, and industrial settings, efficiently handling suspended solids up to 50 mm in diameter, including in groundwater, surface water, and sewage. They are also perfect for pumping out flooded areas like basements, underground parking garages, car wash stations, and emptying septic tanks and sewage systems.

The VORTEX impeller can handle solids up to 50 mm in diameter. Its unique design ensures safe operation against clogging.

Includes

Power cable length: 5 m for VX 8 and VX 10, 10 m for VX 15 and VX 20
Float switch (exclusive to single-phase models)

Application Limits

Depth below water level up to 5 m (with an appropriately sized power cable)
Liquid temperature up to +40 °C
Suspended solids transfer: up to Ø 40 mm for VX/35, up to Ø 50 mm for VX /50
Minimum immersion for continuous service: 290 mm for VX 8 and VX 10, 330 mm for VX 15, 360 mm for VX 20

Available Upon Request

Pumps with 10 m power cable for VX 8 and VX 10
Different voltage requirements, 60 Hz frequency

Patents - Trade Marks - Models

Patent No. EP2313658
Patent No. IT0001428923

Performance Curves and Data (50 Hz)

VX 35 Series

Performance curves show the relationship between head and flow rate for different pump models. The table provides specific flow rates (Q) in l/min and m³/h at various head levels (H) in metres for single-phase and three-phase models.

TYPE	POWER (P2)	Q m³/h	Q l/min	H metres
Single-phase	Three-phase	kW	HP
VXm 8/35	VX 8/35	0.55	0.75	0 3 6 12 18 21 24 27 30 33 36	0 50 100 200 300 350 400 450 500 550 600	9 8 7.5 5.5 5.7 4 2.7 1
VXm 10/35	VX 10/35	0.75	1	9 8 7.5 5.5 5.7 4 2.7 1	9 8.5 8.2 7.5 6.5 5 3.8 2.5 1.5
VXm 15/35	VX 15/35	1.1	1.5	11 10 9.5 8 7.7 6 4 2	14 13.5 12.8 11.2 9 7.7 6 4 2
VXm 20/35	VX 20/35	1.5	2	15.5 15 14.5 13 11.5 10.3 9 7.5 5.8 3.8 1.5	15.5 15 14.5 13 11.5 10.3 9 7.5 5.8 3.8 1.5

VX 50 Series

TYPE	POWER (P2)	Q m³/h	Q l/min	H metres
Single-phase	Three-phase	kW	HP
VXm 8/50	VX 8/50	0.55	0.75	6.5 6 5.8 5 4 2.5 1.5	0 50 100 200 300 400 450 500 550 600 650 750	6.5 6 5.8 5 4 2.5 1.5
VXm 10/50	VX 10/50	0.75	1	9 8.5 8.2 7.5 6.5 5 3.8 2.5 1.5	9 8.5 8.2 7.5 6.5 5 3.8 2.5 1.5
VXm 15/50	VX 15/50	1.1	1.5	11.5 11 10.5 9.8 8.7 7.5 6.5 5.5 4.5 3.5 2	11.5 11 10.5 9.8 8.7 7.5 6.5 5.5 4.5 3.5 2
VXm 20/50	VX 20/50	1.5	2	13.5 13 12.5 11.5 10.7 9.5 9 8 7.5 6.5 5 2.5	13.5 13 12.5 11.5 10.7 9.5 9 8 7.5 6.5 5 2.5

Performance curves comply with EN ISO 9906 Grade 3B tolerance limits.

Technical Data

Absorption

TYPE	VOLTAGE	TYPE	VOLTAGE
Single-phase		Three-phase
VXm 8/35	230 V	VX 8/35	400 V
VXm 10/35	230 V	VX 10/35	400 V
VXm 15/35	230 V	VX 15/35	400 V
VXm 20/35	230 V	VX 20/35	400 V
VXm 8/50	230 V	VX 8/50	400 V
VXm 10/50	230 V	VX 10/50	400 V
VXm 15/50	230 V	VX 15/50	400 V
VXm 20/50	230 V	VX 20/50	400 V

Dimensions and Weight

A diagram illustrates the typical installation of the submersible pump in a tank, showing various dimensions labeled with letters. Another diagram shows the pump's components with numerical labels.

TYPE	PORT	Passage of solid bodies	DIMENSIONS mm							kg
Single-phase	Three-phase	DN	a	b	c	f	h	h1	d	e	p	1~	3~
VXm 8/35	VX 8/35	1½"	Ø 40 mm	115	95	148	200	158	55	500	500	13.7	12.6
VXm 10/35	VX 10/35					158	200	158	55			15.2	14.0
VXm 15/35	VX 15/35					169	200	158	55			18.0	16.4
VXm 20/35	VX 20/35	2"	Ø 50 mm	115	95	155	200	169	60	500	500	20.2	18.0
VXm 8/50	VX 8/50	436				14.2	13.1
VXm 10/50	VX 10/50	451				15.7	14.5
VXm 15/50	VX 15/50	484				18.5	16.9
VXm 20/50	VX 20/50	514	20.7	18.5

Pallet Capacity

TYPE	NO. OF PUMPS
Single-phase	Three-phase
VXm 8/35	VX 8/35	45
VXm 10/35	VX 10/35	45
VXm 15/35	VX 15/35	30
VXm 20/35	VX 20/35	30
VXm 8/50	VX 8/50	45
VXm 10/50	VX 10/50	45
VXm 15/50	VX 15/50	30
VXm 20/50	VX 20/50	30

Materials and Components

Pump body: Cast iron with cataphoresis treatment for greater corrosion resistance with ISO 228/1 threaded port.
Base: Stainless steel AISI 304.
Impeller: VORTEX type in AISI 304 stainless steel.
Motor sleeve: Stainless steel AISI 304.
Motor cover: AISI 304 stainless steel for VX 8-10. Cast iron with cataphoresis treatment for VX 15-20.
Motor shaft: Stainless steel AISI 431.
Double mechanical seal in oil chamber:
- Seal: MG1-14D SIC
- Shaft: Ø 14 mm
- Location: Motor side, Pump side
- Materials: Silicon carbide / Graphite / NBR, Silicon carbide/Silicon carbide/NBR
Capacitor: (exclusive to single-phase models).
Electric motor:
- VXm: single-phase 230 V - 50 Hz with winding integrated thermal motor protection.
- VX: three-phase 400 V - 50 Hz.
- Insulation: class F.
- Protection rating: IP X8.
Power cord: Power cable encapsulated with epoxy resin both in the grommet area and where the conductors exit the sheath, for absolute insulation against moisture and water. Type 'H07 RN-F (Schuko plug exclusive to single-phase models). Standard length 5 metres (10 metres for VX 15 and VX 20).
Float switch: (exclusive to single-phase models).
Tilting device for the float cable: (exclusive to single-phase models). Patent No. IT0001428923.
Power cable strain relief: Patent No. EP2313658.

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