Water pump NPM B / NP B series

electricself-primingimpeller

DOUBLE IMPELLER PUMPS WITH AXIAL INTAKE AND UPWARD-FACING RADIAL DELIVERY. THIS MODEL FEATURES VERY LOW NOISE, EXCELLENT HYDRAULIC PERFORMANCE WITH MEDIUM-HIGH DISCHARGE HEADS AND HIGH FLOW RATES. SCOPE OF APPLICATION: Double impeller pumps with axial intake and upward-facing radial delivery. This model features very low noise, excellent hydraulic performance with medium-high discharge heads and high flow rates. These electropumps are particularly suited for industrial, agricultural and domestic applications. It is recommended that these pumps are used to carry only chemically pure liquids and free of foreign matters, with temperature not higher than 45 °C. The pump must absolutely not be allowed to run dry in order to avoid irreversible deformations to the components in plastic. PUMP: Horizontal axis pump with bronze impellers (Noryl impellers are available on request), pump body, ejector body and motor bracket made of G20 cast iron, AISI 304 stainless steel shaft, diffuser set and ejector in Noryl and mechanical seal made of ceramic/graphite. MOTOR: Electric, closed-type with external cooling fan, IP 44 safety class. F insulation. The standard versions of single-phase motors is fitted with termostat-controlled safety microswitches to avoid undesirable damages to the motor. The user must provide protection for three-phase electropumps. TENSION: NPM 5-6-7 B: 230-240 V. 50 Hz; NP 5-6-7 B: 230/400 V. 50 Hz. Different voltage and frequency ratings are available on request.