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Worthington® ERPN API Process Pump
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Worthington® ERPN API Process Pump

The ERPN is the pump of choice for severe chemical, petrochemical, refining and heavy-duty industrial service where deviations to API 610 are accepted. This pump provides users with the important mechanical, hydraulic, emissions control and safety components required by the latest ISO 13709/API 610 standards.

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Features and Benefits

  • Single stage, radially split, overhung, centerline mounted pump, designed in accordance to ISO13709 / API 610 latest edition OH2 requirements, only deviating from this standard by using a rear pump bearing housing support
  • Available in a wide range of materials like S5, S6, C6, A8, D1, D2 and LTS material, special alloys, titanium, NACE MR0175 and MR0103 compliant materials
  • Back pull-out design for ease of maintenance, less wear parts
  • Closed, semi-open or open impeller are available as well inducers for low NPSHa applications
  • The self venting casing has a top discharge, double or single volute depending on size and can be equipped with a steam heating jacked
  • Anti vortex plates grant optimized suction behavior

Specifications

    • Hydraulic Institute
    • ISO 13709 / API 610 (with deviation)
    • ISO 21049 / API 682 seal chamber and seal flush plans
    • Flows to 1100 m3/h (4800 gpm)
    • Heads to 230 m (750 ft)
    • Pressures to 60 bar (870 psi)
    • Temperatures -50°C (-58°F) to 350°C (660°F)

    Size Range: 59 sizes, discharge diameter 25 mm (1 “) to 250 mm (10″), impeller diameter from 125 mm (5″) to 604 mm (23.8”)

Operating Parameters

  • MAWP: NPT – 1095 psi @400F (75.5 bar at 204C) CL 600 – 1025 psi @400F (70.7 bar at 204C)
  • MDMT: -49F (-45C)Min. operating temp: -40F (-40C) Based on accessories/instrumentation

Size Range: 5 U.S. Gallon (19 liter)

Materials: 316 stainless-steel

Industries

  • Power
    • Conventional Steam
    • Combined Cycle
  • Chemicals
    • Basic (Organic & Inorganic)
    • Specialty (Fine & Consumer)
    • Biofuels
  • Water
    • Water Management
  • Oil & Gas
    • Upstream Exploration & Production
    • Downstream Processing
  • General Industries
    • Pulp & Paper
    • Other Industries
  • Upstream Exploration & Production
  • Midstream Transportation
  • Downstream Processing

Documents & Support

Related Literature

ERPN Pump Bulletin

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