V-Flow Pump NV65-4S

Product Description The SWP V-Flow Pump NV65-4S is a high-performance, multi-stage booster pump designed to handle demanding industrial, commercial, and agricultural applications. Its compact, vertical in-line design saves space while delivering exceptional reliability and efficiency. Equipped with a robust 7.5 HP single-phase motor, the V-Flow Pump NV65-4S offers a flow rate of up to 65 GPM and can handle pressures up to 232 PSI. Constructed from premium 304 stainless steel, it provides excellent durability and corrosion resistance, ensuring long-lasting performance in various environments. Maintenance-free cartridge mechanical seals and ANSI standard flanged connections simplify installation and servicing. Certified to meet NSF/ANSI 61 and 372 standards, this pump is ideal for applications such as reverse osmosis, water boosting, filtration systems, heat exchangers, and hot and cold water circulation. Combining high-quality materials, precision engineering, and versatile functionality, the V-Flow Pump NV65-4S is an outstanding choice for efficient water handling solutions. ### V-Flow Pump NV65-4S Vertical Multistage Booster Pump – 304 Stainless Steel Technical Specifications Rated Flow 65 GPM Stages 4 Max Working Pressure 232 PSI Max Inlet Pressure 118 PSI Motor Power 7.5 HP Motor Phase / Frequency 1PH / 60Hz Motor Frame 213TC Motor Enclosure T - TEFC Pump Length (Flanged) 21.22 in Weight (Flanged) 94 lbs ### Construction & Design Features (304 Stainless Steel Model) Component Material (304 SS Models) Motor Bracket Cast Iron Pump Head 304 Stainless Steel Impeller 304 Stainless Steel Diffuser 304 Stainless Steel Neck Ring Teflon Shaft 431 Stainless Steel Casing 304 Stainless Steel O-Ring EPDM Pump Base 304 Stainless Steel Base Plate Cast Iron Mechanical Seal Silicon Carbide/Silicon Carbide/EPDM ### Installation Manual Installation Instructions for V-Flow Pump NV65-4S Vertical Pump Preparation: Inspect the pump and motor for any visible damage during shipping. Report any damage to the carrier or dealer immediately. Ensure the installation site is level, stable, and provides adequate space and ventilation for motor cooling and servicing. Verify that the pump model matches the system requirements and intended application. Mounting the Pump: Secure the pump base to a solid, flat surface to minimize vibrations during operation. Align and support the suction and discharge piping to prevent undue strain on the pump. Install isolation valves on both the suction and discharge sides for easy maintenance and servicing. Piping Connections: Ensure piping matches the pump’s 2" ANSI 150# flanged connections. Install appropriate gaskets to prevent leaks and ensure unobstructed flow. Remove any protective covers or caps from the flanges before installation. For hot water systems, include a bleed valve in the discharge line to relieve pressure during maintenance. Electrical Connection: Have a certified electrician verify that the electrical supply matches the motor’s specifications (5 HP, single-phase). Ensure proper motor wiring and confirm counterclockwise rotation when viewed from the motor’s rear. If rotation is incorrect, consult the motor’s wiring instructions for correction. Priming the Pump: Remove the fill plug and use a funnel to fill the pump casing with water. Open the vent plug to allow air to escape as the pump fills with water. Re-seal the vent plug and fill plug once a steady stream of water flows from the vent. Initial Testing: Open the suction valve fully and partially open the discharge valve. Apply power to the motor and check for smooth operation without noise or vibration. Gradually open the discharge valve to achieve desired operating conditions. Safety Precautions: Never operate the pump without water to avoid damage to internal components. Replace coupling guards after installation to ensure operator safety. Ensure the pump is properly grounded and all connections are secure before starting.