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PETROLEUM 30 | P Series | Self-Priming Centrifugal Pump (3" x 3")

The MP Pumps Petroleum 30 series is a robust line of 3" x 3" self‑priming centrifugal pumps engineered for reliable transfer of petroleum‑based liquids in demanding industrial environments. Designed to generate strong vacuum levels, these pumps can lift fluids from depths of up to 25 ft (8 m), making them an excellent solution for applications with challenging suction conditions. The series includes PE, PG, and PO models, each optimized for specific fuel types including ethanol blends, gasoline, jet fuels, biodiesel, diesel, and fuel oils.

Technical Product Description

The Petroleum 30 pumps utilize a self‑priming centrifugal design capable of delivering up to 500 GPM (113.6 m³/h) with heads reaching 190 ft (58 m). This performance makes them suitable for a wide range of fuel‑transfer and fluid‑handling applications across industrial, agricultural, marine, and OEM sectors.

A semi‑open, dynamically balanced impeller ensures stable hydraulic performance while allowing the passage of small solids. Each model version uses materials tailored to its compatible media:

  • PE: For ethanol and E85 fuels, optional 316 stainless‑steel impeller
  • PG: For gasoline, kerosene, avgas, and jet fuels, optional aluminum impeller
  • PO: For biodiesel, fuel oil, and diesel

Mechanical seals are engineered to match the demands of each fluid type, using combinations of carbon, silicon carbide, Ni‑Resist, and Viton.

The Petroleum 30 series supports many installation setups. The PumPAK® configuration allows coupling with hydraulic motors, multiple TC‑frame electric motors (215TC, 254TC, 256TC, 284TSC, 286TSC), and gas engines. A bearing pedestal is available for T‑frame or belt‑drive assemblies. Explosion‑proof configurations are available for the PE and PG models, while the PO model uses a TEFC motor option.

Standard durability components include stainless‑steel fasteners, a stainless‑steel drive sleeve, and a renewable wear plate that reduces long‑term maintenance needs.

Features & Benefits

Key Features

  • Stainless steel drive sleeve
  • Stainless steel fasteners
  • Renewable wear plate
  • Up to 25 ft (8 m) suction lift
  • Non‑spark clamp on PG models

User Benefits

  • High installation flexibility
  • Compatibility with a broad range of fuels
  • Reliable self‑priming operation
  • Lower maintenance costs due to replaceable wear components
  • Safe use in hazardous locations with explosion‑proof options

Specifications

 

Suction / Discharge 3" x 3" NPT 
Flow Up to 500 GPM (113.6 m3/h) 
Head Feet Up to 190' (58 m) 
Impeller 

PE 30 - semi-open cast iron, 316 SS (optional) 

PG 30 - semi-open cast iron, aluminum (optional) 

PO 30 - semi-open cast iron 

Motor Up to 25 HP (18.4 kW) 
Drive Options 

Close coupled 215TC 

Close coupled 254TC 

Close coupled 256TC 

Close coupled 284TSC 

Close coupled 286TSC 

Pedestal 

PumPAK® (without motor) 

Seal 

PE 30 - carbon / silicon carbide / Viton 

PG 30 - carbon / silicon carbide / Viton 

PO 30 - carbon / Ni-Resist / Viton 

Mounting Options 

PE 30 - explosion proof, class 1, group D 

PG 30 - explosion proof, class 1, group D, 

PO 30 - TEFC 

Compatible For 

PE 30 - ethanol, E 85 

PG 30 - gasoline, avgas, kerosene, jet A/8 

PO 30 - biodiesel, fuel oil, diesel