Submersible inox pump



WORKER 250÷350

WORKER250-350

Pump head: 35 mt ÷ 45,0 mt
Delivery: 18 m3/h
Rated output: 1,1 kW (1,5 Hp) ÷ 1,8 kW (2,5 Hp)

APPLICATIONS:

• Particulary suited to the agricultural and farming sectors for irrigation purposes, for catch tank and reservoir catch-water pump out, from 8 to 10 inch well, with 10-20 mt deep, water basin and water drain flow pump out.
• For industrial cooling, feed and discharge water handling.
• For pressurisation, with pump immerged in the tank or in well.

DESIGN ENGINEERING:

• Oil bath motor (biodegradable and dielectric) for cooling and bearing lubrication
• Double machanical seals: engine face: oil bath
pump face: water bath
• Permissible draught of water: 10 mt
• IP 68 protection class
• Class “F” insulation
• Max pumped liquid temperature: 35°C
• By pass section: clean
• Versions
Single Phase: 220-277V/50Hz o 220-277 /60Hz
with built in thermal protection and plastic casing power supply box comprising capacitor and switch.
• Standard cable features
Single phase: 10 meters H07RN-F complete
with power supply box
0,7m cable section, without connection plug Three phase: 10 meters H07RN-F without plug

COMPONENTS:

Pos. COMPONENTI
COMPONENTS
MATERIALE
MATERIALS
A Carcassa esterna
External motor housing
Acciaio inox aisi 304 Din 1.4301 Stainless steel
B Girante
Impeller
Acciaio inox aisi 304 Din 1.4301 Stainless steel
C Albero (lato pompa)
Shaft (pump side)
Acciaio inox aisi 316 Din 1.4401 Stainless steel
D Doppia tenuta meccanica
Double mechanical seal
Lato pompa
Pump face
Carburo di silicio – ceramica
Silicon carbide – ceramic
Lato motore
Motor face
Grafite – ceramica
Carbide – ceramic
E O-ring Nbr
H Carcassa motore
Motor housing
Acciaio inox aisi 304 Din 1.4301 Stainless steel
I Coperchio
Cover
Acciaio inox aisi 304 Din 1.4301 Stainless steel
L Diffusore + piattelli
Diffuser + disks
Ghisa (G20)
Cast iron
M Base d’aspirazione
Suction base
Acciaio inox aisi 304 Din 1.4301 Stainless steel
R Flangia inferiore
Lower support
Alluminio con trattamento speciale
Aluminium with special treatment
Y Piattello
Disk base
Acciaio
Steel

TECHNICAL DATA:

DATI ELETTRICI – ELECTRICAL DATA DATI IDRAULICI – HYDRAULIC DATA
Codice Modello Phase Volt Hz P ass. I ass. P nom. Capacitor m3/h 0 3 6 9 12 15 18
Code Model kW A kW HP µF VC l/min. 0 50 100 150 200 250 300
WKR2502 WORKER 250 M AUT 1 ~ 230 50 2,9 13 1,8 2,5 30 450 34 32 29 25 19 10 2
WKR2503 WORKER 250 M 1 ~ 230 50 2,9 13 1,8 2,5 30 450 34 32 29 25 19 10 2
WKR2505 WORKER 250 T 3 ~ 400 50 2,7 4,6 1,8 2,5 34 32 29 25 19 10 2
WKR3505 WORKER 350 T 3 ~ 400 50 5,1 8,4 2,6 3,5 45 42 39 34 29 22 11