Submersible pump in cast-iron for sewage water, 2 poles, 3kW,
Max head: 19 m,
Max capacity: 1000 L/min



Pump in cast-iron with double-channel impeller. This kind of impeller grants a good free passage for the solid parts contained into the water but it gives also an higher flow and head than the "vortex" impeller. This model with an heavy duty construction and double indipendent mechanical seals can be used to pump sewage water and manure.


The VORTEX 400 E is usually installed into block of flats' cellars to drain the rain water or the domestic sewage water in particular when a good heas is required. This model is also often used in farms to pump out the manure of the stables, in industrial plants, in sewage water treatment plants, etc. This model cannot be used to pump water containing stones.

Operation conditions

Max liquid temperature: 50 °C (122 °F)

pH: 6-10

Max density < 1100 kg/m³

Max immersion depth: 30m



Performance curve:

Model Head (m)
4 6 8 10 12 14 16 18
VORTEX 400E L/min 1000 895 795 675 550 410 272 105
m3/h 60,0 53,7 47,7 40,5 33,0 24,6 16,3 6,3
L/s 16,67 14,92 13,25 11,25 9,17 6,83 4,53 1,75



Technical characteristics:

Outlet 3" - DN 80 vertical flanged with female threaded counterflange
Solid passage 35mm
Impeller Double-channel impeller
Mechanical seal

Double indipendent mechanical seal in oil chamber. The lower one in silicum carbide / silicum carbide / NBR, the upper one in ceramic / graphite / NBR + NBR oil seal

Motor Dry. Insulation class: F.
Motor protection Automatic reset built-in thermal protection. A fused remote isolator switch at customer's care is anyway required (see optional electric board)

The pump is supplied without float-switch


10 meters cable H07RNF 4G1.5 without plug

Capacitor -
IP 68



Electric characteristics:

Model Power Nos. poles R.p.m. Voltage Ampere
VORTEX 400E 4.0 HP - 3.0kW 2 2850 400V/50Hz/3 5,0 A




Impeller             Cast-iron GG 20                                                               
Pump cover Cast-iron GG 20
Motor case Cast-iron GG 20
Pump body Cast-iron GG 20
Pump support Cast-iron GG 20
Motor shaft Inox AISI 403
Packing set NBR



Weight and dimensions:


Model                   Outlet                  Dimensions (mm)              Weight 
flanged and female threaded A B C D E (kg)
VORTEX 400 E 3" - DN 80 525 412 290 430 600 42




Coupling foot MODEL 2-DN80VTX400E: automatic coupling foot with DN80 connection for VORTEX 400 E 
No-return valve Professional ball check valve flanged 3"-DN80 in cast-iron
Float-switch 10 or 20 metres cable float-switch to be connected to an electric board
Electric board The electric board model F6-0.5/10-3 provides a manual reset thermal protection to protect the motor of the pump and it permits the connection of a float-switch. The connection of the three-phase pump to an elctric board is mandatory.



VORTEX 400 E ENG - REV. 2.0 - 03/12/2018

Comex Srl Società Unipersonale, Via delle Industrie, 42 - 31057 Silea (TV) - ITALY
P.I.: 00345210264 - Cap. Soc.: 50.000€ i.v.