Conforto
STDM/STD 0.55–5.5 kW
Conforto STDM/STD
Twin-impeller high-head centrifugal pump, 0.55–5.5 kW
Official partnerThe twin-impeller pumps in the Conforto STDM/STD series, with axial suction and upward radial discharge, are intended for applications that demand high head values. They are particularly suited to industrial, agricultural and domestic applications. These pumps are recommended only for chemically clean liquids, free of foreign particles, at temperatures no higher than 80 °C. The pump has a horizontal axis, a closed bronze impeller, a G20 cast-iron body, an AISI 304 stainless steel shaft and a ceramic/graphite mechanical seal.
Features
- Twin-impeller design for a high head of up to 92.5 m
- Single-phase (STDM) and three-phase (STD) models
- Closed bronze impeller
- G20 cast-iron body and base
- AISI 304 stainless steel shaft
- Ceramic/graphite mechanical seal
- IP44 protection rating, insulation class F
- Thermal protection on single-phase models
Applications
Domestic water supplyIrrigationAgricultureWater supplyCar washesFirefightingIndustry
Technical specifications
Key parameters
ManufacturerConforto (Italy)
SeriesSTDM (single-phase) / STD (three-phase)
TypeTwin-impeller centrifugal pump
Power0.55 – 5.5 kW (0.75 – 7.5 HP)
Maximum head92.5 m
Maximum flow rate10.8 m³/h (180 l/min)
Speed2850 rpm
Operating conditions
Max. suction depth7 m
Max. liquid temperature80°C
Voltage (single-phase)230–240 V, 50 Hz
Voltage (three-phase)230/400 V, 50 Hz
Protection ratingIP44
Insulation classF
Materials
Impeller materialBronze
Body materialG20 cast iron
Shaft materialAISI 304 stainless steel
SealCeramic/graphite mechanical
Connections and dimensions
Inlet (DNA)1" 1/4 – 1" 1/2
Outlet (DNM)1" – 1" 1/4
Weight14.8 – 45.2 kg
Available modelsSTDM 1–5 (single-phase), STD 1–8 (three-phase)
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