Насос для воды / электрический / погружной / центробежный

4” borehole pumps in AISI304

CHARACTERISTICS
-Outer casing made of thick stainless steel, for maximum durability
-Discharge head and motor bracket made of cast stainless steel for maximum stability
-Non-return valve made of stainless steel: prevents any water backflow and reduces pressure surges
-Stage casing, shaft, motor coupling and intake filter made of stainless steel to guarantee a problem-free, long service life and high operating safety
-Floating-mount impellers made of Noryl and polycarbonate glass-fibre reinforced diffusors to guarantee maximum durability and a constant high degree of efficiency
-All materials are in accordance with FDA standards
-Mounting specification according to NEMA standards

APPLICATIONS
-Water supply from deep wells, cisterns and tanks
-Watering and irrigation
-Pressure boosting and fountains
-Fire-fighting systems

TECHNICAL FEATURES
-Pumped medium: clean, non corrosive and non-abrasive liquid
-Maximum permissible sand content: 50 g/m3
-Immersion depth: max 150 m
-Maximum pump overall diameter (cable guard included): 98 mm

Discharge sizes
-Models from 4WN1 to 4WN4: Rp 1 ¼”
-Models 4WN5: Rp 1 ½”
-Models from 4WN6 to 4WN15: Rp 2”

Conformity to EuP Regulation 547/2012
-Models from 4WN1 to 4WN5: compliant to EuP Directive (MEI Index>0,4)
-Models from 4WN6 to 4WN15: currently not compliant to EuP Directive (available only for extra EU countries or for fire-fighting applications)

Motors
4WN pumps can be fitted with:
-4” Oil Filled Rewindable Motors
-4” Water Filled Motors