- Applications
Systems requiring low to medium flow-high head such as domestic water pressure boosting, fire safety (“jockey” pumps), boiler fee water, cooling tower make up water
- Description
Armstrong 4700 Vertical Multistage (VMS) Pumps are high-efficiency, space-saving solutions engineered for applications requiring high pressure, reliability, and energy optimization. Featuring Precision-engineered stainless-steel hydraulics, advanced mechanical seals and inverter-ready motors, these pumps deliver exceptional performance across a wide range of flow and head conditions. They offer quiet operation, low maintenance and long service life, best suited for installations where performance durability and compact footprint are essential.
- Materials
Stainless steel hydraulics with stainless steel (VMS10 and below) or cast iron (VMS and larger) casing
- Configuration
4700 Vertical Multistage (VMS) pumps come with low axial thrust impellers improve efficiency and equipment life while Silicon carbide cartridge type mechanical shaft seal reduces maintenance cost and time by enabling replacement without disassembling the motor bracket.
- Performance range
up to 450 USgpm (102 m3/hr) flow; up to 370 psi (22 bar) pressure
- Temperature
-22°F to +248°F (-30°C to 120°C)
- Power Range
0.5 hp to 60 hp (0.37 kW to 45 kW)
- Size
1.25" to 4" (38 mm to 100 mm)