ESLHT Centrifugal Pump

DESMI

The DESMI ESLHT horizontal end-suction centrifugal pump is designed to withstand high temperatures in water applications up to 180°C.

The ESLHT is a high-efficiency centrifugal pump with a compact design, developed especially for the transfer and circulation of high-temperature liquids in the industrial and offshore sectors.

Typical applications include boiler water circulation, hot water supply, and other heat transfer processes. The pump and drive unit are mounted by the manufacturer on a common base plate before shipment, ensuring easy installation on site.

The ESLHT pump is approved by leading Class societies through design review, casting sample inspection, and/or product testing. It offers flexible and customized solutions with different material options.

Technical Information

  • Max. Flow Rate: 100 m³/h
  • Head: 45 mt
  • Design Pressure: 30 bar
  • Temperature: 180°C
  • Material: Ductile Iron, AISI316 Stainless Steel

Features

• Duplex stainless steel shaft.
• Closed impeller design for high efficiency.
• Carbon bearings as main bearing for self-lubrication and heat resistance.
• Balanced mechanical shaft seal increasing sealing reliability, provides less sealing surface wear/heat development.
• Shaft seal box separated with cooling fins away from main pump housing to protect from heat transfer via shaft seal.
• Back pull out design with retractable design without damaging pump housings and external pipes during maintenance.
• Automatic air vent valve at the top of the shaft seal box to prevent dry running and/or overheating.
• Air fan in flexible coupling for cooling of bearing and shaft seal arrangement.