►NDP-40

 

Read more about Yamada’s NDP-40 below.  

 

Intake & Discharge Connection: 

  • Polypropylene (PPG) 1-1/2″ ANSI B16.5 #150
     
  • Kynar® (PVDF) 1-1/2″ ANSI B16.5 #150
     
  • Aluminum (ADC-12) 1-1/2″ ANSI B16.5 #150 (with tapped 1-1/2″ Female NPT)
     
  • Stainless Steel (316) 1-1/2″ ANSI B16.5 #150 or 1-1/2″ Female NPT
     
  • Hastelloy 1-1/2″ ANSI B16.5 #150 or 1-1/2″ Female NPT
     
  • Cast Iron 1-1/2″ Female NPT 

 

Flow and Head Capability: 3 – 116 GPM / up to 231′ TDH 

 

Air Inlet: 1/2″ Female NPT (includes ball valve) 

 

Air Exhaust: 3/4″ Female NPT (includes silencer) 

 

Maximum Liquid Temperature* 

Diaphragm Material Temperature: 

  • Neoprene 180°F (82°C)
     
  • Buna N 180°F (82°C)
     
  • EPDM 212°F (100°C)
     
  • Hytrel 248°F (120°C)
     
  • Santoprene 212°F (100°C)
     
  • Viton 248°F (120°C)
     
  • Teflon (PTFE) 212°F (100°C)
     

*Polypropylene pumps have a maximum liquid temperature of 180°F (82°C) regardless of diaphragm material. 

 

Air Supply Pressure (All Models): 20 to 100 PSI (1.4 to 7 kfg/cm) 

 

Discharge Volume Per Cycle: Rubber diaphragm: 0.79 gallons (3.0 liters) 

 

PTFE diaphragm: 0.37 gallons (1.4 liters) 

  • Maximum Cycles Per Minute- Rubber diaphragm: 148 

 

PTFE diaphragm: 270 

  • Maximum Size Solid- 9/32″ (7 mm)
     
  • Maximum Dry Suction Lift- Rubber-fitted pump capability: 18-feet
     
  • Air Motor- Standard: Aluminum
     
  • Optional: Epoxy-coated, Teflon-coated, or Electroless Nickel Plate 

 

Notes: Hytrel-fitted pumps include Buna N check balls & wetted o-rings. Santoprene-fitted pumps include EPDM check balls & wetted o-rings.