SERO Model SEMA™

Sealless Pumps Engineered for a Wide Range of Industrial Services   Model SEMA™ is a proven state-of-the-art multi-stage magnetically coupled pump that combines the functionality of a low NPSH first stage impeller with the performance of a side channel design.  

  • SEMA-S Standard Design
  • SEMA TT Low Temperature Option. Good for temperatures down to -75 deg F (-60 deg C)
  • SEMA-BC Barrel Design Option. Provides dual containment of liquid end.
  • SEMA-SB Close coupled / block design. Eliminates alignment problems.

Features

  •  Sealless, Zero Emission Mag Drive Design
  •  Hydraulic Flexibility – Low Flows with High Head
  •  Exceptional Differential Pressures Developed at 1750 RPM
  •  Steep Performance Curves for Precise System Control
  •  Ability to Pump Process Fluids with Entrained Gas
  •  Low NPSH Requirements to Prevent Cavitation
  •  Self-priming
  •  Modular Construction with Standardized Parts
  •  “Crafted In Germany” for Increased Reliability and Lowest Cost of Ownership
     

Service & Application

  •  Liquids with High Vapor Pressure
  •  Volatile Organic Compounds (VOC)
  •  Irritants (Mercaptan)
  •  Ammonia system Pumps
  •  Biodiesel Pumps
  •  Freon Pumps
  •  Liquid CO2 Pumps
  •  Reactor Feed (Ammonia)
  •  Propane Pumps
  •  Butane Pumps
  •  SCR – Selective Catalytic Reduction
  •  Light Hydrocarbon Pumps
      
    Size 110 220 330 440 550
    Number of Stages 1 TO 8
    SUCTION FLANGE
    INCHES (MM)
    1 1/2 (40) 2 1/2 (65) 2 1/2 (65) 3 (80) 4 (100)
    DISCHARGE FLANGE
    INCHES (MM)
    3/4 (20) 1 1/4 (32) 1 1/4 (32) 1 1/2 (40) 2 (50)
    RPM (60 HZ) 1750
    MAXIMUM WORKING
    PRESSURE PSI (BAR)
    580 (40)
    CAPACITY RANG,
    GPM (m3/h)
    6-12
    (1.4-2.9)
    13-24
    (2.9-5.4)
    26-40
    (5.8-9)
    47-64
    (10.6-14.5)
    76-106
    (17.3-24.1)
    HEAD RANGE @ MIN
    FLOW, FT (m)
    100-740
    (30-225)
    140-1080
    (40-330)
    110-790
    (35-240)
    105-800
    (32-250)
    130-1000
    (40-300)
    TEMPERATURE RANGE
    ºF (ºC)
    -40º – 392º (-40º – 200º)
    MAXIMUM VISCOSITY
    SSU (CST)
    1050 (230)
    MAXIMUM ALLOWABLE
    ENTRAINED VAPOR
    50%

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