What are the main advantages of a liquid ring vacuum pump?

Liquid ring pumps are robust, can handle saturated gas streams, and are tolerant of liquid carry-over. They also offer quiet operation and low vibration.

What maintenance is typically required for a liquid ring vacuum pump?

Regular maintenance typically involves checking and replacing the seal liquid, inspecting bearings, and ensuring the motor is in good working order. The absence of internal metal-to-metal contact reduces wear on pumping elements.

Can this pump handle corrosive gases?

The ability to handle corrosive gases depends on the materials of construction of the pump. Buyers should confirm the specific materials used in this LR CR-210 unit with the seller.

What is the typical footprint for a pump of this size?

For a 7.5kW liquid ring vacuum pump, a typical footprint might be around 800mm x 500mm, though this can vary significantly between manufacturers and models. Buyers should request exact dimensions from the seller.

Is a control panel usually included with such a pump?

While the motor is specified, a dedicated control panel for start/stop, overload protection, and potentially process integration may or may not be included. Buyers should clarify this with the seller.

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LR CR-210 Vacuum pump

Used LR CR-210 Vacuum pump - Vacuum Pumps & Systems, photo 1

Used LR CR-210 Vacuum pump - Vacuum Pumps & Systems, photo 2

Used LR CR-210 Vacuum pump - Vacuum Pumps & Systems, photo 3

Used LR CR-210 Vacuum pump - Vacuum Pumps & Systems, photo 4

Used LR CR-210 Vacuum pump - Vacuum Pumps & Systems

used Equipment

Available

Verified seller

LR CR-210 Vacuum pump

Name: LR CR-210 Vacuum pump
SKU: 3603
Availability: InStock

Price: Contact seller for price

LR CR-210 Vacuum pump, Liquid ring vacuum pump, Speed 1450, Press/Vac 720mm, Motor 7.5Kw, 3Ph

Doncaster, United Kingdom

6,055 km away

Stock Number

3603

Machinery Masters View

Typical context for this category of equipment. Always confirm specifics with the seller.

Dewatering and drying processes in various industries.
Vacuum filtration and distillation in chemical and pharmaceutical plants.
Degassing of liquids and slurries.
Conveying of materials under vacuum.
Evacuation of process vessels and chambers.

Pump Type: Liquid ring vacuum pump, known for handling vapours and liquids without internal lubrication.
Motor Power: This unit features a 7.5kW motor; units of this class commonly range from 5.5kW to 15kW.
Power Supply: 3-phase electrical supply is typical for industrial vacuum pumps of this power rating.
Typical Vacuum Level: Liquid ring pumps commonly achieve vacuum levels up to 33 mbar absolute (approximately 720mm Hg vacuum).
Operating Speed: An operating speed of 1450 RPM is typical for 4-pole motors in the UK operating on a 50Hz supply.
Cooling Requirement: Requires a continuous supply of seal liquid, typically water, for operation and cooling.

Liquid ring pumps are robust, can handle saturated gas streams, and are tolerant of liquid carry-over. They also offer quiet operation and low vibration.

Vacuum pumps and systems are considered reliable workhorses in laboratory and pharmaceutical settings. Buyers typically value robust construction and consistent performance over extended service life. When purchasing used equipment, inspecting seals, gaskets and pump heads for wear is advisable, as these components determine longevity. Industry feedback suggests mechanical durability and energy efficiency as key strengths. Maintenance history and original manufacturer specifications prove important for ensuring compatibility with existing processes and regulatory compliance.

General overview for this equipment type

Machinery Masters Intelligence. General guidance for this category of equipment only, not a substitute for the seller's exact specifications. Always confirm details with the seller.