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The SIHI LEMD range of close-coupled liquid ring vacuum pumps delivers dependable vapor, gas and liquid carryover performance with outstanding reliability in even the toughest applications.

LIQUID RING VACUUM PUMPS - LEMD (EMA Design)

BRAND: SIHI

The SIHI LEMD range of close-coupled liquid ring vacuum pumps delivers dependable vapor, gas and liquid carryover performance with outstanding reliability in even the toughest applications. Engineered to eliminate unnecessary complexity and use standard electric motors, this robust pump boasts a low total cost of ownership and long service life. Maintenance is easy and spare parts inventory requirements are minimal. And, it’s compact proportions are ideal for installations with limited space.

Industries

  • General Industry

industry sectors

  • Pulp & Paper
  • Food & Beverage
  • Other Industries
Standards

ATEX 2014/34/EG

Operating Parameters

• Suction volume flow: to 450 m³/h (265 cfm)
• Suction pressures: 33 to 1013 mbar (24 to 760 Torr)
• Inlet gas temperature: to 200°C (392°F)
• Service liquid max. admissible temperature: 80°C (176°F)

Design Range

Size range: DN25 to DN65 (1.0 to 2.5 in)

Materials: Cast iron and 316 stainless steel

Features & Benefits

• Superior vapor and gas handling performance
• Cool operation with near isothermal compression
• High volumetric flow rate
• Application versatility
• Outstanding reliability
• Extended service life
• Simple maintenance
• Cavitation- and corrosion-resistant impeller
• Additional liquid carryover
• Low spare parts inventory requirements
• Small footprint
• ATEX Category 2 without flame-arresters

Configurations

SIHI LEMD Steam vacuum pump
For the sterilization process in the health care industry, the SIHI LEMD Steam vacuum pump is available. This special configuration is able to condense steam internally, with peak condensing power to 100 kW. Installation of a plate-type
condenser and piping is not required, resulting in lower installation costs and space savings.

SIHI LEMD Cavac vacuum pump
For profile calibration in rubber and plastics manufacturing, Flowserve offers the SIHI LEMD Cavac. This special configuration is able to handle high quantities of additional liquid carryover without a liquid-gas separator. The SIHI LEMD Cavac can operate down to 20 Hz, reducing energy consumption significantly.

SERVICES

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