Key highlights of Jung hot water products

High-temperature operation: Jung’s submersible drainage pumps are designed to handle hot water up to 194°F (90°C), making them ideal for industrial applications like laundries and dishwashers.
Durable and reliable: These pumps are equipped with SiC mechanical seals, a controllable oil chamber, and are built to withstand highly contaminated water with solids up to 30 mm in size.
Safe to run dry: Advanced features, including dry-run protection and integrated winding thermostats, protect the pump motor from overload.
Flexible installation: Suitable for stationary use with options for guide rail systems for easy maintenance. The pumps are designed to meet EN 12056 standards for performance and safety.

Jung hot water products are built for long-term reliability and efficiency in high-demand environments.

Why you need a specialised pump for handling very hot water

Handling hot water, particularly at temperatures up to 194°F (90°C), places unique demands on pumps. Ordinary pumps are not designed to operate effectively under such conditions, and using standard equipment could lead to premature failure, safety risks, and inefficiencies. Specialised pumps, such as the Jung hot water submersible pumps, are engineered specifically to manage these extreme conditions, ensuring reliability, safety, and optimal performance.

Key reasons for using specialised hot water pumps

High-temperature tolerance: Standard pumps are typically rated for temperatures up to 104°F (40°C), beyond which their components can degrade rapidly. The seals, bearings, and motor insulation in these pumps are not designed to handle the stress from high temperatures. Jung’s hot water pumps, on the other hand, are equipped with components like high-grade SiC (silicon carbide) mechanical seals and heat-resistant materials that can endure the extreme heat of water up to 194°F (90°C). This ensures the pump remains operational even in demanding environments.

Corrosion and wear resistance: Hot water, especially when mixed with contaminants or chemicals, can be highly corrosive. Specialised pumps are constructed from materials like stainless steel and cast iron, which resist corrosion and wear. For example, Jung’s pumps feature stainless steel shafts and wear-resistant seals that are critical for longevity in harsh, high-temperature environments.

Safety and protection: When dealing with hot water, safety is paramount. High temperatures can cause increased pressure and stress on pump components. Specialised pumps include safety features such as dry-run protection and integrated winding thermostats that protect the motor from overheating, reducing the risk of failure or safety hazards. These pumps are designed to prevent operational issues like motor burnout, which can occur if the pump runs without sufficient water for cooling.

Efficient handling of contaminants: Hot water systems often involve the presence of contaminants or particles that can clog or damage regular pumps. Specialised pumps like those from Jung are built with the capability to handle soft solids and debris, ensuring that the system continues to run smoothly even when the water isn’t clean. They also feature cutting mechanisms or vortex impellers to manage these solids without damaging the pump.

Application examples for specialised hot water pumps

Industrial laundries and commercial dishwashers: These environments generate wastewater at very high temperatures as part of their normal operations. In laundries, for instance, hot water containing detergents and contaminants needs to be efficiently pumped away. Jung’s pumps are ideal for this, as they are designed to handle high temperatures and the associated abrasive particles found in such water.

Hot water recycling systems: In applications where water is heated and reused, such as in manufacturing processes, it is crucial to have pumps that can handle the continuous cycling of hot water. Jung’s hot water pumps provide the reliability needed for these continuous operations, ensuring the system remains efficient and effective.

Industrial processing: Many manufacturing processes, such as food production, chemical processing, or pharmaceutical manufacturing, involve the use of hot water. These processes often require the transportation of hot water mixed with chemicals or other substances, necessitating pumps that can handle both high temperatures and potential corrosive elements.

Laundry facilities: In facilities where washing machines are continuously operating, there is a constant need for reliable pumping of hot wastewater. Specialised pumps ensure that this hot water, which may contain detergents and other residues, is safely and effectively removed from the facility without damaging the equipment.

Jung Hot Water Submersible Pumps are specifically engineered to handle the unique challenges presented by very hot water. From industrial laundries and heating systems to processing plants and laundromats, these pumps are built to provide long-lasting, efficient service. By using specialised materials and incorporating advanced safety features, they ensure that operations run smoothly, even in the most demanding conditions.

I first used Pump Technology Ltd, leading up to the London Olympics. They sized and supplied duty standby submersible sewage pumps and a control panel for a pumping station servicing the site services and offices for Morrison Construction during the long build of the Olympic facilities. During this period the reliability of the pumping station was faultless, impressive considering the site environment they were servicing. I continue to find the assistance from the experienced team at Pump Technology Ltd, invalid, solving pumping problems and matching pumps and control panels to provide reliable pumping systems that I am confident in supplying and installing

Ricki Foakes, RFM Pipeline (Water & Utility Services)

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