WELL S4

Pompe sommerse 4", 2 poli, da 0.75HP a 2.0HP,
Max prevalenza: 140 m,
Max portata: 70 L/min

 

Use

4" professional submersible pumps. Suitable for clean or slightly sandy water. These models are usually applied to pump water from 4" deep wells to give pressure to the hydraulic plant of houses or for small irrigation systems. The hydraulic part is supplied separately from the motor and the motor has only 1,7 metres cable.

 Operation conditions

Max liquid temperature: 35 °C (95 °F)

pH: 6-8

Max density: 1000 kg/m³

Max immersion depth: 200m 

 

Performance curve:

 

Models Capacity
L/min   0   10 20 30 40 50 60 70
m3/h 0 0.6 1.2 1.8 2.4 3.0 3.6 4.2
L/s 0 0.17 0.33 0.50 0.67 0.83 1.00 1.17
WELL S4 75 Head (m) 52 50 47 43 39 32 25 16
WELL S4 100 70 69 66 62 57 50 39 23
WELL S4 150 103 100 95 88 80 68 52 30
WELL S4 200 140 137 132 125 113 99 78 47

 

 

Technical characteristics:

Models WELL S4 75 WELL S4 100 WELL S4 150 WELL S4 200
Number of stages 8 11 16 21
Outlet 1"1/4 - DN 32 threaded
Axial thrust 2000 N
Motor

Oil bathed, rewindable. Insulation class F.

Available also water bathed motor.

Motor protection To be provided into an external control box (see optional)
Mechanical seal In graphite / ceramic / NBR
Float-switch The pumps are supplied without float-switch
Cable 1,7 meters cable 4G1.5 without plug approved KTW, ACS and WRAS
Capacitor 25μF - 450V 35μF - 450V 40μF - 450V 60μF - 450V
 Only for single-phase motors. To be installed into an external control box (see optional)
IP 68
Max content of sand 40 gr/m3 for the motor, 180 gr/m3 for the hydraulic part

 

 

Electric characteristics:

Models Power Nos. poles R.p.m. Voltage Ampere
WELL S4 75 0.75HP - 0.55kW 2 2900  230V/50Hz/1 4,8 A
400V/50Hz/3 2,1 A
WELL S4 100 1.0HP - 0.75kW 2 2900 230V/50Hz/1 5,8 A
400V/50Hz/3 2,3 A
WELL S4 150 1.5HP - 1.1kW 2 2900 230V/50Hz/1 8,1 A
400V/50Hz/3 3,4 A
WELL S4 200 2.0HP - 1.5kW 2 2900 230V/50Hz/1 10,6 A
400V/50Hz/3 4,8 A

 

 

Materials:

Hydraulic part Impellers Noryl                                                                
Diffusers Glass filled polycarbonate
External case Stainless steel AISI 304
Suction grid Stainless steel AISI 304
Discharge head Stainless steel AISI 304
Coupling flange Stainless steel AISI 304
No-return valve Built-in, in stainless steel AISI 304
Motor External case Stainless steel ASI 304
Upper flange Stainless steel ASI 304
Shaft Stainless steel ASI 304

 

 

Weight and dimensions:

 

 

Models Outlet Voltage Dimensions (mm) Weight (kg)
D Lm Li Lt Motor Pump Total
WELL S4 75 1"1/4 - DN 32 230/50/1 98 (4") 369 289 620 7,2 2,9 10,1
400/50/3
WELL S4 100  1"1/4 - DN 32 230/50/1 98 (4") 394 342 698 8,5 3,4 11,9
400/50/3
WELL S4 150 1"1/4 - DN 32 230/50/1 98 (4") 424 430 816 10,2 4,2 14,4
400/50/3 409 801 9,4 13,6
WELL S4 200 1"1/4 - DN 32 230/50/1 98 (4") 474 519 955 11,7 5,0 16,7
400/50/3 424 905 10,2 15,2

 

 

Optionals:

No-return valve No-return check valve 1"1/4
Cable junction kit In resin or thermo-contracting
Additional cable The section of the cable depends on the lenght needed and the power of the motor
Control box

Series L1 just for pump starting

Series F5 (for single-phase motors) or F6 (for three-phase motors) that permit the connection of controls (float-switch, sounding probe, pressure switch)

Sounding probes

To avoid dry running

Pressure system set Presscontrol
Manometer, pressure switch and expansion tank

 

WELL S4 ITA - REV. 2.0 - 29/08/2017

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